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Posted to commits@hawq.apache.org by yo...@apache.org on 2017/01/20 16:51:37 UTC

[01/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Repository: incubator-hawq-site
Updated Branches:
  refs/heads/asf-site 538715b46 -> cce3ea484


http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/SELECT.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/SELECT.html b/docs/userguide/2.1.0.0-incubating/reference/sql/SELECT.html
index b8dba34..c39fdd0 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/SELECT.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/SELECT.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/SET-ROLE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/SET-ROLE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/SET-ROLE.html
index 38303be..9a3a6ad 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/SET-ROLE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/SET-ROLE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/SET-SESSION-AUTHORIZATION.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/SET-SESSION-AUTHORIZATION.html b/docs/userguide/2.1.0.0-incubating/reference/sql/SET-SESSION-AUTHORIZATION.html
index 09f0ff4..f56d2d8 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/SET-SESSION-AUTHORIZATION.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/SET-SESSION-AUTHORIZATION.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/SET.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/SET.html b/docs/userguide/2.1.0.0-incubating/reference/sql/SET.html
index 03562f5..4bec013 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/SET.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/SET.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/SHOW.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/SHOW.html b/docs/userguide/2.1.0.0-incubating/reference/sql/SHOW.html
index 03b32e3..d9307b7 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/SHOW.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/SHOW.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/TRUNCATE.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/TRUNCATE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/TRUNCATE.html
index f357c04..6992ec0 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/TRUNCATE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/TRUNCATE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/VACUUM.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/VACUUM.html b/docs/userguide/2.1.0.0-incubating/reference/sql/VACUUM.html
index 36a968c..48c4398 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/VACUUM.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/VACUUM.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/toolkit/hawq_toolkit.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/toolkit/hawq_toolkit.html b/docs/userguide/2.1.0.0-incubating/reference/toolkit/hawq_toolkit.html
index fc9c5af..05b079f 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/toolkit/hawq_toolkit.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/toolkit/hawq_toolkit.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>
@@ -1154,9 +1162,9 @@
 </ul>
 
 <p>The table and index sizing views list the relation by object ID (not by name). To check the size of a table or index by name, you must look up the relation name (<code>relname</code>) in the <code>pg_class</code> table. For example:</p>
-<pre class="highlight plaintext"><code>SELECT relname as name, sotdsize as size, sotdtoastsize as 
-toast, sotdadditionalsize as other 
-FROM hawq_size_of_table_disk as sotd, pg_class 
+<pre class="highlight plaintext"><code>SELECT relname AS name, sotdsize AS size, sotdtoastsize AS 
+toast, sotdadditionalsize AS other 
+FROM hawq_size_of_table_disk AS sotd, pg_class 
 WHERE sotd.sotdoid=pg_class.oid ORDER BY relname;
 </code></pre>
 

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/requirements/system-requirements.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/requirements/system-requirements.html b/docs/userguide/2.1.0.0-incubating/requirements/system-requirements.html
index d4b0bd2..36c05cb 100644
--- a/docs/userguide/2.1.0.0-incubating/requirements/system-requirements.html
+++ b/docs/userguide/2.1.0.0-incubating/requirements/system-requirements.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/resourcemgmt/ConfigureResourceManagement.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/resourcemgmt/ConfigureResourceManagement.html b/docs/userguide/2.1.0.0-incubating/resourcemgmt/ConfigureResourceManagement.html
index 69cb55f..522ec84 100644
--- a/docs/userguide/2.1.0.0-incubating/resourcemgmt/ConfigureResourceManagement.html
+++ b/docs/userguide/2.1.0.0-incubating/resourcemgmt/ConfigureResourceManagement.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/resourcemgmt/HAWQResourceManagement.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/resourcemgmt/HAWQResourceManagement.html b/docs/userguide/2.1.0.0-incubating/resourcemgmt/HAWQResourceManagement.html
index 85ac5c5..8615dfe 100644
--- a/docs/userguide/2.1.0.0-incubating/resourcemgmt/HAWQResourceManagement.html
+++ b/docs/userguide/2.1.0.0-incubating/resourcemgmt/HAWQResourceManagement.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/resourcemgmt/ResourceManagerStatus.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/resourcemgmt/ResourceManagerStatus.html b/docs/userguide/2.1.0.0-incubating/resourcemgmt/ResourceManagerStatus.html
index f9d0d19..1bc3e3d 100644
--- a/docs/userguide/2.1.0.0-incubating/resourcemgmt/ResourceManagerStatus.html
+++ b/docs/userguide/2.1.0.0-incubating/resourcemgmt/ResourceManagerStatus.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/resourcemgmt/ResourceQueues.html
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diff --git a/docs/userguide/2.1.0.0-incubating/resourcemgmt/ResourceQueues.html b/docs/userguide/2.1.0.0-incubating/resourcemgmt/ResourceQueues.html
index d72effa..2bcddfa 100644
--- a/docs/userguide/2.1.0.0-incubating/resourcemgmt/ResourceQueues.html
+++ b/docs/userguide/2.1.0.0-incubating/resourcemgmt/ResourceQueues.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/resourcemgmt/YARNIntegration.html
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diff --git a/docs/userguide/2.1.0.0-incubating/resourcemgmt/YARNIntegration.html b/docs/userguide/2.1.0.0-incubating/resourcemgmt/YARNIntegration.html
index 0f60f4e..854f2cd 100644
--- a/docs/userguide/2.1.0.0-incubating/resourcemgmt/YARNIntegration.html
+++ b/docs/userguide/2.1.0.0-incubating/resourcemgmt/YARNIntegration.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/resourcemgmt/best-practices.html
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diff --git a/docs/userguide/2.1.0.0-incubating/resourcemgmt/best-practices.html b/docs/userguide/2.1.0.0-incubating/resourcemgmt/best-practices.html
index 1ead22a..33ad81d 100644
--- a/docs/userguide/2.1.0.0-incubating/resourcemgmt/best-practices.html
+++ b/docs/userguide/2.1.0.0-incubating/resourcemgmt/best-practices.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/resourcemgmt/index.html
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diff --git a/docs/userguide/2.1.0.0-incubating/resourcemgmt/index.html b/docs/userguide/2.1.0.0-incubating/resourcemgmt/index.html
index 4f7f975..b5c087b 100644
--- a/docs/userguide/2.1.0.0-incubating/resourcemgmt/index.html
+++ b/docs/userguide/2.1.0.0-incubating/resourcemgmt/index.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/troubleshooting/Troubleshooting.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/troubleshooting/Troubleshooting.html b/docs/userguide/2.1.0.0-incubating/troubleshooting/Troubleshooting.html
index 73f8936..a0631a4 100644
--- a/docs/userguide/2.1.0.0-incubating/troubleshooting/Troubleshooting.html
+++ b/docs/userguide/2.1.0.0-incubating/troubleshooting/Troubleshooting.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>


[17/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-moving-data-between-tables.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-moving-data-between-tables.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-moving-data-between-tables.html
index 2d16ffd..124e4f9 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-moving-data-between-tables.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-moving-data-between-tables.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-optimizing-data-load-and-query-performance.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-optimizing-data-load-and-query-performance.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-optimizing-data-load-and-query-performance.html
index e775a33..471b6bf 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-optimizing-data-load-and-query-performance.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-optimizing-data-load-and-query-performance.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-register_files.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-register_files.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-register_files.html
index 356655b..cd6c82f 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-register_files.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-register_files.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-representing-null-values.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-representing-null-values.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-representing-null-values.html
index abd2981..821e1ac 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-representing-null-values.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-representing-null-values.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-running-copy-in-single-row-error-isolation-mode.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-running-copy-in-single-row-error-isolation-mode.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-running-copy-in-single-row-error-isolation-mode.html
index 253290c..6263e11 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-running-copy-in-single-row-error-isolation-mode.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-running-copy-in-single-row-error-isolation-mode.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-starting-and-stopping-gpfdist.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-starting-and-stopping-gpfdist.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-starting-and-stopping-gpfdist.html
index 1490099..edafb41 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-starting-and-stopping-gpfdist.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-starting-and-stopping-gpfdist.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transfer-and-store-the-data.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transfer-and-store-the-data.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transfer-and-store-the-data.html
index b4aca43..922a6a7 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transfer-and-store-the-data.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transfer-and-store-the-data.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transforming-with-gpload.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transforming-with-gpload.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transforming-with-gpload.html
index 02c61f8..04838d5 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transforming-with-gpload.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transforming-with-gpload.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transforming-with-insert-into-select-from.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transforming-with-insert-into-select-from.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transforming-with-insert-into-select-from.html
index a4fc2d0..de1f264 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transforming-with-insert-into-select-from.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transforming-with-insert-into-select-from.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transforming-xml-data.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transforming-xml-data.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transforming-xml-data.html
index 31dd608..fe43783 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transforming-xml-data.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-transforming-xml-data.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-troubleshooting-gpfdist.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-troubleshooting-gpfdist.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-troubleshooting-gpfdist.html
index 55e81a7..d843e70 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-troubleshooting-gpfdist.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-troubleshooting-gpfdist.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-unloading-data-from-hawq-database.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-unloading-data-from-hawq-database.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-unloading-data-from-hawq-database.html
index 5e4ca41..57db9e0 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-unloading-data-from-hawq-database.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-unloading-data-from-hawq-database.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-unloading-data-using-a-writable-external-table.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-unloading-data-using-a-writable-external-table.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-unloading-data-using-a-writable-external-table.html
index d87360c..97f013d 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-unloading-data-using-a-writable-external-table.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-unloading-data-using-a-writable-external-table.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-unloading-data-using-copy.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-unloading-data-using-copy.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-unloading-data-using-copy.html
index f997f95..5802a97 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-unloading-data-using-copy.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-unloading-data-using-copy.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-url-based-web-external-tables.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-url-based-web-external-tables.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-url-based-web-external-tables.html
index 13e38de..154046e 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-url-based-web-external-tables.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-url-based-web-external-tables.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-using-a-custom-format.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-using-a-custom-format.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-using-a-custom-format.html
index 7c432b0..44f629b 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-using-a-custom-format.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-using-a-custom-format.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-using-the-hawq-file-server--gpfdist-.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-using-the-hawq-file-server--gpfdist-.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-using-the-hawq-file-server--gpfdist-.html
index 5ceb1cc..04c721f 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-using-the-hawq-file-server--gpfdist-.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-using-the-hawq-file-server--gpfdist-.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>


[06/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqstart.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqstart.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqstart.html
index 5e61628..7f7f3ab 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqstart.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqstart.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqstate.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqstate.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqstate.html
index 58a2d93..ebe0669 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqstate.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqstate.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqstop.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqstop.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqstop.html
index 649e2ca..44ccffe 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqstop.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqstop.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/createdb.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/createdb.html b/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/createdb.html
index 6c676ae..4994926 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/createdb.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/createdb.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/createuser.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/createuser.html b/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/createuser.html
index fb8e4f8..8e8c660 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/createuser.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/createuser.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/dropdb.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/dropdb.html b/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/dropdb.html
index 0ac4c82..050d78c 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/dropdb.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/dropdb.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/dropuser.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/dropuser.html b/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/dropuser.html
index 1782386..a3359d9 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/dropuser.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/dropuser.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/pg_dump.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/pg_dump.html b/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/pg_dump.html
index ca056d0..93362a5 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/pg_dump.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/pg_dump.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/pg_dumpall.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/pg_dumpall.html b/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/pg_dumpall.html
index d604e6f..d30981f 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/pg_dumpall.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/pg_dumpall.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/pg_restore.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/pg_restore.html b/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/pg_restore.html
index cf82d21..08187b9 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/pg_restore.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/pg_restore.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/psql.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/psql.html b/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/psql.html
index cb452aa..3b581ea 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/psql.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/psql.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/vacuumdb.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/vacuumdb.html b/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/vacuumdb.html
index 26a5dd2..f198516 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/vacuumdb.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/client_utilities/vacuumdb.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/management_tools.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/management_tools.html b/docs/userguide/2.1.0.0-incubating/reference/cli/management_tools.html
index f57f588..1056f64 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/management_tools.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/management_tools.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/guc/guc_category-list.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/guc/guc_category-list.html b/docs/userguide/2.1.0.0-incubating/reference/guc/guc_category-list.html
index 299beea..fa4d712 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/guc/guc_category-list.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/guc/guc_category-list.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/guc/guc_config.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/guc/guc_config.html b/docs/userguide/2.1.0.0-incubating/reference/guc/guc_config.html
index 0a5f133..04768fd 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/guc/guc_config.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/guc/guc_config.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/guc/parameter_definitions.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/guc/parameter_definitions.html b/docs/userguide/2.1.0.0-incubating/reference/guc/parameter_definitions.html
index 9ebc79f..7e178f7 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/guc/parameter_definitions.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/guc/parameter_definitions.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/hawq-reference.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/hawq-reference.html b/docs/userguide/2.1.0.0-incubating/reference/hawq-reference.html
index dcb9eb9..4ba70e2 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/hawq-reference.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/hawq-reference.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html b/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html
index c77f0e0..e5be3b3 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>



[21/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/admin/maintain.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/admin/maintain.html b/docs/userguide/2.1.0.0-incubating/admin/maintain.html
index 576315f..71a4085 100644
--- a/docs/userguide/2.1.0.0-incubating/admin/maintain.html
+++ b/docs/userguide/2.1.0.0-incubating/admin/maintain.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/admin/monitor.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/admin/monitor.html b/docs/userguide/2.1.0.0-incubating/admin/monitor.html
index 6347fee..46ce844 100644
--- a/docs/userguide/2.1.0.0-incubating/admin/monitor.html
+++ b/docs/userguide/2.1.0.0-incubating/admin/monitor.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html b/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html
index 792e23d..b1bb127 100644
--- a/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html
+++ b/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>
@@ -981,11 +989,11 @@
 Password:
 <span class="gp">hawq-user@master$ </span>
 </code></pre></li>
-<li><p>Set up your HAWQ operating environment by sourcing the <code>greenplum_path.sh</code> file:</p>
+<li><p>Set up your HAWQ operating environment by sourcing the <code>greenplum_path.sh</code> file. If you built HAWQ from source or downloaded the tarball, substitute the path to the installed or extracted <code>greenplum_path.sh</code> file (for example <code>/opt/hawq-2.1.0.0/greenplum_path.sh</code>):</p>
 <pre class="highlight shell"><code><span class="gp">hawq-node$ </span><span class="nb">source</span> /usr/local/hawq/greenplum_path.sh
 </code></pre>
 
-<p>If you built HAWQ from source or downloaded the tarball, substitute the path to the installed or extracted <code>greenplum_path.sh</code> file (for example <code>/opt/hawq-2.1.0.0/greenplum_path.sh</code>).</p></li>
+<p><code>source</code>ing <code>greenplum_path.sh</code> sets <code>PATH</code> to include the HAWQ <code>$GPHOME/bin/</code> directory. It also sets <code>LD_LIBRARY_PATH</code> to include the HAWQ libraries in <code>$GPHOME/lib/</code>.</p></li>
 <li><p>Edit your <code>.bash_profile</code> or other shell initialization file to source <code>greenplum_path.sh</code> on login.  For example, add:</p>
 <pre class="highlight shell"><code><span class="nb">source</span> /usr/local/hawq/greenplum_path.sh
 </code></pre></li>
@@ -1066,6 +1074,10 @@ Password:
 <td>PXF service and plug-in shared libraries</td>
 </tr>
 <tr>
+<td>/var/log/pxf/</td>
+<td>PXF log file directory</td>
+</tr>
+<tr>
 <td>/usr/hdp/current/</td>
 <td>HDP runtime and configuration files</td>
 </tr>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/admin/startstop.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/admin/startstop.html b/docs/userguide/2.1.0.0-incubating/admin/startstop.html
index d12b2e6..6bb8181 100644
--- a/docs/userguide/2.1.0.0-incubating/admin/startstop.html
+++ b/docs/userguide/2.1.0.0-incubating/admin/startstop.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/bestpractices/HAWQBestPracticesOverview.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/bestpractices/HAWQBestPracticesOverview.html b/docs/userguide/2.1.0.0-incubating/bestpractices/HAWQBestPracticesOverview.html
index 815879e..9f3e7d3 100644
--- a/docs/userguide/2.1.0.0-incubating/bestpractices/HAWQBestPracticesOverview.html
+++ b/docs/userguide/2.1.0.0-incubating/bestpractices/HAWQBestPracticesOverview.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/bestpractices/general_bestpractices.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/bestpractices/general_bestpractices.html b/docs/userguide/2.1.0.0-incubating/bestpractices/general_bestpractices.html
index c307096..3be5879 100644
--- a/docs/userguide/2.1.0.0-incubating/bestpractices/general_bestpractices.html
+++ b/docs/userguide/2.1.0.0-incubating/bestpractices/general_bestpractices.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/bestpractices/managing_data_bestpractices.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/bestpractices/managing_data_bestpractices.html b/docs/userguide/2.1.0.0-incubating/bestpractices/managing_data_bestpractices.html
index d569245..047a1a9 100644
--- a/docs/userguide/2.1.0.0-incubating/bestpractices/managing_data_bestpractices.html
+++ b/docs/userguide/2.1.0.0-incubating/bestpractices/managing_data_bestpractices.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/bestpractices/managing_resources_bestpractices.html
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diff --git a/docs/userguide/2.1.0.0-incubating/bestpractices/managing_resources_bestpractices.html b/docs/userguide/2.1.0.0-incubating/bestpractices/managing_resources_bestpractices.html
index 718a018..f50dbd9 100644
--- a/docs/userguide/2.1.0.0-incubating/bestpractices/managing_resources_bestpractices.html
+++ b/docs/userguide/2.1.0.0-incubating/bestpractices/managing_resources_bestpractices.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/bestpractices/operating_hawq_bestpractices.html
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diff --git a/docs/userguide/2.1.0.0-incubating/bestpractices/operating_hawq_bestpractices.html b/docs/userguide/2.1.0.0-incubating/bestpractices/operating_hawq_bestpractices.html
index c986b18..1e2b158 100644
--- a/docs/userguide/2.1.0.0-incubating/bestpractices/operating_hawq_bestpractices.html
+++ b/docs/userguide/2.1.0.0-incubating/bestpractices/operating_hawq_bestpractices.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/bestpractices/querying_data_bestpractices.html
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diff --git a/docs/userguide/2.1.0.0-incubating/bestpractices/querying_data_bestpractices.html b/docs/userguide/2.1.0.0-incubating/bestpractices/querying_data_bestpractices.html
index f508d26..b1aa23d 100644
--- a/docs/userguide/2.1.0.0-incubating/bestpractices/querying_data_bestpractices.html
+++ b/docs/userguide/2.1.0.0-incubating/bestpractices/querying_data_bestpractices.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/bestpractices/secure_bestpractices.html
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diff --git a/docs/userguide/2.1.0.0-incubating/bestpractices/secure_bestpractices.html b/docs/userguide/2.1.0.0-incubating/bestpractices/secure_bestpractices.html
index 8e42ac7..64adbe6 100644
--- a/docs/userguide/2.1.0.0-incubating/bestpractices/secure_bestpractices.html
+++ b/docs/userguide/2.1.0.0-incubating/bestpractices/secure_bestpractices.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/clientaccess/client_auth.html
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diff --git a/docs/userguide/2.1.0.0-incubating/clientaccess/client_auth.html b/docs/userguide/2.1.0.0-incubating/clientaccess/client_auth.html
index 5c03cfb..aeac621 100644
--- a/docs/userguide/2.1.0.0-incubating/clientaccess/client_auth.html
+++ b/docs/userguide/2.1.0.0-incubating/clientaccess/client_auth.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/clientaccess/disable-kerberos.html
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diff --git a/docs/userguide/2.1.0.0-incubating/clientaccess/disable-kerberos.html b/docs/userguide/2.1.0.0-incubating/clientaccess/disable-kerberos.html
index a17a954..4b9dcc9 100644
--- a/docs/userguide/2.1.0.0-incubating/clientaccess/disable-kerberos.html
+++ b/docs/userguide/2.1.0.0-incubating/clientaccess/disable-kerberos.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/clientaccess/g-connecting-with-psql.html
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diff --git a/docs/userguide/2.1.0.0-incubating/clientaccess/g-connecting-with-psql.html b/docs/userguide/2.1.0.0-incubating/clientaccess/g-connecting-with-psql.html
index 64508a4..48a91de 100644
--- a/docs/userguide/2.1.0.0-incubating/clientaccess/g-connecting-with-psql.html
+++ b/docs/userguide/2.1.0.0-incubating/clientaccess/g-connecting-with-psql.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/clientaccess/g-database-application-interfaces.html
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diff --git a/docs/userguide/2.1.0.0-incubating/clientaccess/g-database-application-interfaces.html b/docs/userguide/2.1.0.0-incubating/clientaccess/g-database-application-interfaces.html
index e412f92..3f08a41 100644
--- a/docs/userguide/2.1.0.0-incubating/clientaccess/g-database-application-interfaces.html
+++ b/docs/userguide/2.1.0.0-incubating/clientaccess/g-database-application-interfaces.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/clientaccess/g-establishing-a-database-session.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/clientaccess/g-establishing-a-database-session.html b/docs/userguide/2.1.0.0-incubating/clientaccess/g-establishing-a-database-session.html
index 35ade86..69fd8d7 100644
--- a/docs/userguide/2.1.0.0-incubating/clientaccess/g-establishing-a-database-session.html
+++ b/docs/userguide/2.1.0.0-incubating/clientaccess/g-establishing-a-database-session.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/clientaccess/g-hawq-database-client-applications.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/clientaccess/g-hawq-database-client-applications.html b/docs/userguide/2.1.0.0-incubating/clientaccess/g-hawq-database-client-applications.html
index 376411e..57535fe 100644
--- a/docs/userguide/2.1.0.0-incubating/clientaccess/g-hawq-database-client-applications.html
+++ b/docs/userguide/2.1.0.0-incubating/clientaccess/g-hawq-database-client-applications.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>


[05/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html
index da17492..48f1068 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html
index 95b2896..baa3ec5 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html
index 360e7af..9b96315 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR-CLASS.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR-CLASS.html b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR-CLASS.html
index d03492a..c03bc3c 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR-CLASS.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR-CLASS.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html
index fe5ca32..412c048 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-RESOURCE-QUEUE.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-RESOURCE-QUEUE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-RESOURCE-QUEUE.html
index 762f282..faa41ca 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-RESOURCE-QUEUE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-RESOURCE-QUEUE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-ROLE.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-ROLE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-ROLE.html
index c6372d4..4dbc8cd 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-ROLE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-ROLE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-TABLE.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-TABLE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-TABLE.html
index 27a6c4a..3137055 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-TABLE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-TABLE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-TABLESPACE.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-TABLESPACE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-TABLESPACE.html
index 78c7bab..9a338aa 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-TABLESPACE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-TABLESPACE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-TYPE.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-TYPE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-TYPE.html
index 2731b01..a94945f 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-TYPE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-TYPE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-USER.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-USER.html b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-USER.html
index 227239d..041fc08 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-USER.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-USER.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/ANALYZE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/ANALYZE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/ANALYZE.html
index 8ff2fbf..fca9615 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/ANALYZE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/ANALYZE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/BEGIN.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/BEGIN.html b/docs/userguide/2.1.0.0-incubating/reference/sql/BEGIN.html
index 21f62c4..dcab747 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/BEGIN.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/BEGIN.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CHECKPOINT.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CHECKPOINT.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CHECKPOINT.html
index ad40c46..39513d2 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CHECKPOINT.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CHECKPOINT.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CLOSE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CLOSE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CLOSE.html
index f7b4d58..9beea6c 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CLOSE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CLOSE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html b/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html
index e212d58..29af0d6 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html b/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html
index f549a39..3bca052 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html
index c0f04b4..8f89fd6 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>



[03/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html
index bc039e9..62c962b 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html
index 129b27a..bea306b 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html
index 4730df8..1842f25 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html
index cb70221..38a4beb 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html
index c46aebc..38bb00f 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html
index c8f0d7e..1c93005 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FUNCTION.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FUNCTION.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FUNCTION.html
index e6480e5..513c85d 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FUNCTION.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FUNCTION.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-GROUP.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-GROUP.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-GROUP.html
index 8a7b0ff..7184888 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-GROUP.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-GROUP.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-LANGUAGE.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-LANGUAGE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-LANGUAGE.html
index 0f9c613..b212746 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-LANGUAGE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-LANGUAGE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-OPERATOR-CLASS.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-OPERATOR-CLASS.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-OPERATOR-CLASS.html
index 0eac94d..67847a6 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-OPERATOR-CLASS.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-OPERATOR-CLASS.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-OPERATOR.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-OPERATOR.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-OPERATOR.html
index 8ee2aff..8c45685 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-OPERATOR.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-OPERATOR.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-OWNED.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-OWNED.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-OWNED.html
index 7cd11a9..fcdedc3 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-OWNED.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-OWNED.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-RESOURCE-QUEUE.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-RESOURCE-QUEUE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-RESOURCE-QUEUE.html
index 4bb1839..7a6c758 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-RESOURCE-QUEUE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-RESOURCE-QUEUE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-ROLE.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-ROLE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-ROLE.html
index 05245b7..f70531b 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-ROLE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-ROLE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-SCHEMA.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-SCHEMA.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-SCHEMA.html
index 4767433..a4ee9da 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-SCHEMA.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-SCHEMA.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-SEQUENCE.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-SEQUENCE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-SEQUENCE.html
index e2f3131..63a4b11 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-SEQUENCE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-SEQUENCE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-TABLE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-TABLE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-TABLE.html
index d4e2b2c..0605672 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-TABLE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-TABLE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-TABLESPACE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-TABLESPACE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-TABLESPACE.html
index dedc0cb..92b9383 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-TABLESPACE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-TABLESPACE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>



[02/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-TYPE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-TYPE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-TYPE.html
index 4d8ba62..c565625 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-TYPE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-TYPE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-USER.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-USER.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-USER.html
index a310060..6fa6dc2 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-USER.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-USER.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-VIEW.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-VIEW.html b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-VIEW.html
index 91fc39b..8cbd915 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-VIEW.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-VIEW.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/END.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/END.html b/docs/userguide/2.1.0.0-incubating/reference/sql/END.html
index 0934e13..318f9b9 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/END.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/END.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/EXECUTE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/EXECUTE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/EXECUTE.html
index 27ea447..808f147 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/EXECUTE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/EXECUTE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/EXPLAIN.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/EXPLAIN.html b/docs/userguide/2.1.0.0-incubating/reference/sql/EXPLAIN.html
index 6e98363..53493e8 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/EXPLAIN.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/EXPLAIN.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/FETCH.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/FETCH.html b/docs/userguide/2.1.0.0-incubating/reference/sql/FETCH.html
index d5e5082..98d1ad4 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/FETCH.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/FETCH.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/GRANT.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/GRANT.html b/docs/userguide/2.1.0.0-incubating/reference/sql/GRANT.html
index 7718b38..57e8e49 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/GRANT.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/GRANT.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/INSERT.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/INSERT.html b/docs/userguide/2.1.0.0-incubating/reference/sql/INSERT.html
index 6b4f3c3..518e211 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/INSERT.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/INSERT.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/PREPARE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/PREPARE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/PREPARE.html
index 2d7764f..06e801f 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/PREPARE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/PREPARE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/REASSIGN-OWNED.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/REASSIGN-OWNED.html b/docs/userguide/2.1.0.0-incubating/reference/sql/REASSIGN-OWNED.html
index 1a82c62..b03699d 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/REASSIGN-OWNED.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/REASSIGN-OWNED.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/RELEASE-SAVEPOINT.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/RELEASE-SAVEPOINT.html b/docs/userguide/2.1.0.0-incubating/reference/sql/RELEASE-SAVEPOINT.html
index 062bccb..9da55fb 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/RELEASE-SAVEPOINT.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/RELEASE-SAVEPOINT.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/RESET.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/RESET.html b/docs/userguide/2.1.0.0-incubating/reference/sql/RESET.html
index eecf43b..d0049b4 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/RESET.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/RESET.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/REVOKE.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/REVOKE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/REVOKE.html
index 818d505..69c54bd 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/REVOKE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/REVOKE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/ROLLBACK-TO-SAVEPOINT.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/ROLLBACK-TO-SAVEPOINT.html b/docs/userguide/2.1.0.0-incubating/reference/sql/ROLLBACK-TO-SAVEPOINT.html
index 4b0e58d..68c122d 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/ROLLBACK-TO-SAVEPOINT.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/ROLLBACK-TO-SAVEPOINT.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/ROLLBACK.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/ROLLBACK.html b/docs/userguide/2.1.0.0-incubating/reference/sql/ROLLBACK.html
index 7476690..d12696b 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/ROLLBACK.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/ROLLBACK.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/SAVEPOINT.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/SAVEPOINT.html b/docs/userguide/2.1.0.0-incubating/reference/sql/SAVEPOINT.html
index 3bd693a..5fe3193 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/SAVEPOINT.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/SAVEPOINT.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/SELECT-INTO.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/SELECT-INTO.html b/docs/userguide/2.1.0.0-incubating/reference/sql/SELECT-INTO.html
index 256542e..13c7893 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/SELECT-INTO.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/SELECT-INTO.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>



[22/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263


Project: http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/commit/cce3ea48
Tree: http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/tree/cce3ea48
Diff: http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/diff/cce3ea48

Branch: refs/heads/asf-site
Commit: cce3ea48447602e59e7eb5ec216a9fbe9cf02990
Parents: 538715b
Author: David Yozie <dy...@pivotal.io>
Authored: Fri Jan 20 08:51:19 2017 -0800
Committer: David Yozie <dy...@pivotal.io>
Committed: Fri Jan 20 08:51:19 2017 -0800

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 .../reference/sql/ANALYZE.html                  |  16 +-
 .../2.1.0.0-incubating/reference/sql/BEGIN.html |  16 +-
 .../reference/sql/CHECKPOINT.html               |  16 +-
 .../2.1.0.0-incubating/reference/sql/CLOSE.html |  16 +-
 .../reference/sql/COMMIT.html                   |  16 +-
 .../2.1.0.0-incubating/reference/sql/COPY.html  |  16 +-
 .../reference/sql/CREATE-AGGREGATE.html         |  16 +-
 .../reference/sql/CREATE-DATABASE.html          |  30 +-
 .../reference/sql/CREATE-EXTERNAL-TABLE.html    |  16 +-
 .../reference/sql/CREATE-FUNCTION.html          |  16 +-
 .../reference/sql/CREATE-GROUP.html             |  16 +-
 .../reference/sql/CREATE-LANGUAGE.html          |  16 +-
 .../reference/sql/CREATE-OPERATOR-CLASS.html    |  16 +-
 .../reference/sql/CREATE-OPERATOR.html          |  16 +-
 .../reference/sql/CREATE-RESOURCE-QUEUE.html    |  16 +-
 .../reference/sql/CREATE-ROLE.html              |  16 +-
 .../reference/sql/CREATE-SCHEMA.html            |  16 +-
 .../reference/sql/CREATE-SEQUENCE.html          |  16 +-
 .../reference/sql/CREATE-TABLE-AS.html          |  16 +-
 .../reference/sql/CREATE-TABLE.html             |  16 +-
 .../reference/sql/CREATE-TABLESPACE.html        |  16 +-
 .../reference/sql/CREATE-TYPE.html              |  16 +-
 .../reference/sql/CREATE-USER.html              |  16 +-
 .../reference/sql/CREATE-VIEW.html              |  16 +-
 .../reference/sql/DEALLOCATE.html               |  16 +-
 .../reference/sql/DECLARE.html                  |  16 +-
 .../reference/sql/DROP-AGGREGATE.html           |  16 +-
 .../reference/sql/DROP-DATABASE.html            |  16 +-
 .../reference/sql/DROP-EXTERNAL-TABLE.html      |  16 +-
 .../reference/sql/DROP-FILESPACE.html           |  16 +-
 .../reference/sql/DROP-FUNCTION.html            |  16 +-
 .../reference/sql/DROP-GROUP.html               |  16 +-
 .../reference/sql/DROP-LANGUAGE.html            |  16 +-
 .../reference/sql/DROP-OPERATOR-CLASS.html      |  16 +-
 .../reference/sql/DROP-OPERATOR.html            |  16 +-
 .../reference/sql/DROP-OWNED.html               |  16 +-
 .../reference/sql/DROP-RESOURCE-QUEUE.html      |  16 +-
 .../reference/sql/DROP-ROLE.html                |  16 +-
 .../reference/sql/DROP-SCHEMA.html              |  16 +-
 .../reference/sql/DROP-SEQUENCE.html            |  16 +-
 .../reference/sql/DROP-TABLE.html               |  16 +-
 .../reference/sql/DROP-TABLESPACE.html          |  16 +-
 .../reference/sql/DROP-TYPE.html                |  16 +-
 .../reference/sql/DROP-USER.html                |  16 +-
 .../reference/sql/DROP-VIEW.html                |  16 +-
 .../2.1.0.0-incubating/reference/sql/END.html   |  16 +-
 .../reference/sql/EXECUTE.html                  |  16 +-
 .../reference/sql/EXPLAIN.html                  |  16 +-
 .../2.1.0.0-incubating/reference/sql/FETCH.html |  16 +-
 .../2.1.0.0-incubating/reference/sql/GRANT.html |  16 +-
 .../reference/sql/INSERT.html                   |  16 +-
 .../reference/sql/PREPARE.html                  |  16 +-
 .../reference/sql/REASSIGN-OWNED.html           |  16 +-
 .../reference/sql/RELEASE-SAVEPOINT.html        |  16 +-
 .../2.1.0.0-incubating/reference/sql/RESET.html |  16 +-
 .../reference/sql/REVOKE.html                   |  16 +-
 .../reference/sql/ROLLBACK-TO-SAVEPOINT.html    |  16 +-
 .../reference/sql/ROLLBACK.html                 |  16 +-
 .../reference/sql/SAVEPOINT.html                |  16 +-
 .../reference/sql/SELECT-INTO.html              |  16 +-
 .../reference/sql/SELECT.html                   |  16 +-
 .../reference/sql/SET-ROLE.html                 |  16 +-
 .../sql/SET-SESSION-AUTHORIZATION.html          |  16 +-
 .../2.1.0.0-incubating/reference/sql/SET.html   |  16 +-
 .../2.1.0.0-incubating/reference/sql/SHOW.html  |  16 +-
 .../reference/sql/TRUNCATE.html                 |  16 +-
 .../reference/sql/VACUUM.html                   |  16 +-
 .../reference/toolkit/hawq_toolkit.html         |  22 +-
 .../requirements/system-requirements.html       |  16 +-
 .../ConfigureResourceManagement.html            |  16 +-
 .../resourcemgmt/HAWQResourceManagement.html    |  16 +-
 .../resourcemgmt/ResourceManagerStatus.html     |  16 +-
 .../resourcemgmt/ResourceQueues.html            |  16 +-
 .../resourcemgmt/YARNIntegration.html           |  16 +-
 .../resourcemgmt/best-practices.html            |  16 +-
 .../2.1.0.0-incubating/resourcemgmt/index.html  |  16 +-
 .../troubleshooting/Troubleshooting.html        |  16 +-
 353 files changed, 4934 insertions(+), 1772 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/admin/BackingUpandRestoringHAWQDatabases.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/admin/BackingUpandRestoringHAWQDatabases.html b/docs/userguide/2.1.0.0-incubating/admin/BackingUpandRestoringHAWQDatabases.html
index cbcf3d2..c632f4f 100644
--- a/docs/userguide/2.1.0.0-incubating/admin/BackingUpandRestoringHAWQDatabases.html
+++ b/docs/userguide/2.1.0.0-incubating/admin/BackingUpandRestoringHAWQDatabases.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/admin/ClusterExpansion.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/admin/ClusterExpansion.html b/docs/userguide/2.1.0.0-incubating/admin/ClusterExpansion.html
index 9ec2ebb..111e61d 100644
--- a/docs/userguide/2.1.0.0-incubating/admin/ClusterExpansion.html
+++ b/docs/userguide/2.1.0.0-incubating/admin/ClusterExpansion.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/admin/ClusterShrink.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/admin/ClusterShrink.html b/docs/userguide/2.1.0.0-incubating/admin/ClusterShrink.html
index e2a3bf8..1a30d10 100644
--- a/docs/userguide/2.1.0.0-incubating/admin/ClusterShrink.html
+++ b/docs/userguide/2.1.0.0-incubating/admin/ClusterShrink.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/admin/FaultTolerance.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/admin/FaultTolerance.html b/docs/userguide/2.1.0.0-incubating/admin/FaultTolerance.html
index 49da89c..75f152d 100644
--- a/docs/userguide/2.1.0.0-incubating/admin/FaultTolerance.html
+++ b/docs/userguide/2.1.0.0-incubating/admin/FaultTolerance.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/admin/HAWQFilespacesandHighAvailabilityEnabledHDFS.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/admin/HAWQFilespacesandHighAvailabilityEnabledHDFS.html b/docs/userguide/2.1.0.0-incubating/admin/HAWQFilespacesandHighAvailabilityEnabledHDFS.html
index d8434a1..e2fa799 100644
--- a/docs/userguide/2.1.0.0-incubating/admin/HAWQFilespacesandHighAvailabilityEnabledHDFS.html
+++ b/docs/userguide/2.1.0.0-incubating/admin/HAWQFilespacesandHighAvailabilityEnabledHDFS.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/admin/HighAvailability.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/admin/HighAvailability.html b/docs/userguide/2.1.0.0-incubating/admin/HighAvailability.html
index 04abc76..d52760e 100644
--- a/docs/userguide/2.1.0.0-incubating/admin/HighAvailability.html
+++ b/docs/userguide/2.1.0.0-incubating/admin/HighAvailability.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/admin/MasterMirroring.html
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diff --git a/docs/userguide/2.1.0.0-incubating/admin/MasterMirroring.html b/docs/userguide/2.1.0.0-incubating/admin/MasterMirroring.html
index a47c900..84ae885 100644
--- a/docs/userguide/2.1.0.0-incubating/admin/MasterMirroring.html
+++ b/docs/userguide/2.1.0.0-incubating/admin/MasterMirroring.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/admin/RecommendedMonitoringTasks.html
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diff --git a/docs/userguide/2.1.0.0-incubating/admin/RecommendedMonitoringTasks.html b/docs/userguide/2.1.0.0-incubating/admin/RecommendedMonitoringTasks.html
index af4ed34..63ab154 100644
--- a/docs/userguide/2.1.0.0-incubating/admin/RecommendedMonitoringTasks.html
+++ b/docs/userguide/2.1.0.0-incubating/admin/RecommendedMonitoringTasks.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/admin/RunningHAWQ.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/admin/RunningHAWQ.html b/docs/userguide/2.1.0.0-incubating/admin/RunningHAWQ.html
index 550484a..b68611a 100644
--- a/docs/userguide/2.1.0.0-incubating/admin/RunningHAWQ.html
+++ b/docs/userguide/2.1.0.0-incubating/admin/RunningHAWQ.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html b/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html
index 76c4634..73a7d8d 100644
--- a/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html
+++ b/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>
@@ -968,6 +976,7 @@
 <li><a href="#hdp-upgrade">Upgrading the HDP Stack</a></li>
 <li><a href="#gpadmin-password-change">Changing the HAWQ gpadmin Password</a></li>
 <li><a href="#gpadmin-setup-alert">Setting Up Alerts</a></li>
+<li><a href="#ambari-rest-api">Using the Ambari REST API</a></li>
 </ul></div>
           </div>
         <div class="to-top" id="js-to-top">
@@ -1523,6 +1532,10 @@ PXF Process alerts are triggered when a PXF process on a node is down or not res
 Alerts for <strong>WARN</strong>, and <strong>CRITICAL</strong> will be displayed when the number of unresponsive HAWQ segments in the cluster is greater than the specified percentage. </li>
 </ol>
 
+<h2><a id="ambari-rest-api"></a>Using the Ambari REST API</h2>
+
+<p>You can perform certain HAWQ cluster management activities from the command line using Ambari REST APIs. Refer to <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a> for additional information.</p>
+
         
 
       </main>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html b/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html
index 86476b9..c1f009b 100644
--- a/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html
+++ b/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>
@@ -1018,9 +1026,11 @@
 <li><code>GET</code> - read resource properties, metrics</li>
 <li><code>POST</code> - create new resource</li>
 <li><code>PUT</code> - update resource</li>
-<li><code>DELETE</code> - delete resource</li>
+<li><code>DELETE</code> - delete resource (use with care)</li>
 </ul>
 
+<p><strong>Note</strong>: Be careful when using <code>DELETE</code> or <code>PUT</code> requests; typos or other incorrect usage may leave your cluster in an inoperable state.</p>
+
 <p>URIs for Ambari REST API resources have the following structure:</p>
 <pre class="highlight shell"><code>http://&lt;ambari-server-host&gt;:&lt;port&gt;/api/v1/&lt;resource-path&gt;
 </code></pre>
@@ -1119,13 +1129,13 @@
 
 <ol>
 <li><p>Set up some environment variables; replace the values with those appropriate for your operating environment.  For example:</p>
-<pre class="highlight shell"><code><span class="gp">$ </span><span class="nb">export </span><span class="nv">AMBUSER</span><span class="o">=</span>admin
-<span class="gp">$ </span><span class="nb">export </span><span class="nv">AMBPASSWD</span><span class="o">=</span>admin
-<span class="gp">$ </span><span class="nb">export </span><span class="nv">AMBHOST</span><span class="o">=</span>&lt;ambari-server&gt;
-<span class="gp">$ </span><span class="nb">export </span><span class="nv">AMBPORT</span><span class="o">=</span>8080
+<pre class="highlight shell"><code><span class="gp">$ </span><span class="nb">export </span><span class="nv">AMBARI_USER</span><span class="o">=</span>admin
+<span class="gp">$ </span><span class="nb">export </span><span class="nv">AMBARI_PASSWD</span><span class="o">=</span>admin
+<span class="gp">$ </span><span class="nb">export </span><span class="nv">AMBARI_HOST</span><span class="o">=</span>&lt;ambari-server&gt;
+<span class="gp">$ </span><span class="nb">export </span><span class="nv">AMBARI_PORT</span><span class="o">=</span>8080
 </code></pre></li>
 <li><p>Submit a <code>curl</code> request to the Ambari server:</p>
-<pre class="highlight shell"><code><span class="gp">$ </span>curl -u <span class="nv">$AMBUSER</span>:<span class="nv">$AMBPASSWD</span> http://<span class="nv">$AMBHOST</span>:<span class="nv">$AMBPORT</span>
+<pre class="highlight shell"><code><span class="gp">$ </span>curl -u <span class="nv">$AMBARI_USER</span>:<span class="nv">$AMBARI_PASSWD</span> http://<span class="nv">$AMBARI_HOST</span>:<span class="nv">$AMBARI_PORT</span>
 </code></pre>
 
 <p>If authentication succeeds, Apache license information is displayed.</p></li>
@@ -1137,16 +1147,16 @@
 
 <ol>
 <li><p>Set up an additional environment variables:</p>
-<pre class="highlight shell"><code><span class="gp">$ </span><span class="nb">export </span><span class="nv">AMBCREDS</span><span class="o">=</span><span class="s2">"</span><span class="nv">$AMBUSER</span><span class="s2">:</span><span class="nv">$AMBPASSWD</span><span class="s2">"</span>
-<span class="gp">$ </span><span class="nb">export </span><span class="nv">AMBURLBASE</span><span class="o">=</span><span class="s2">"http://</span><span class="k">${</span><span class="nv">AMBHOST</span><span class="k">}</span><span class="s2">:</span><span class="k">${</span><span class="nv">AMBPORT</span><span class="k">}</span><span class="s2">/api/v1/clusters"</span>
+<pre class="highlight shell"><code><span class="gp">$ </span><span class="nb">export </span><span class="nv">AMBARI_CREDS</span><span class="o">=</span><span class="s2">"</span><span class="nv">$AMBARI_USER</span><span class="s2">:</span><span class="nv">$AMBARI_PASSWD</span><span class="s2">"</span>
+<span class="gp">$ </span><span class="nb">export </span><span class="nv">AMBARI_URLBASE</span><span class="o">=</span><span class="s2">"http://</span><span class="k">${</span><span class="nv">AMBARI_HOST</span><span class="k">}</span><span class="s2">:</span><span class="k">${</span><span class="nv">AMBARI_PORT</span><span class="k">}</span><span class="s2">/api/v1/clusters"</span>
 </code></pre>
 
 <p>You will use these variables in upcoming examples to simplify <code>curl</code> calls.</p></li>
-<li><p>Use the Ambari REST API to determine the name of your HAWQ cluster; also set <code>$AMBURLBASE</code> to include the cluster name:</p>
-<pre class="highlight shell"><code><span class="gp">$ </span><span class="nb">export </span><span class="nv">CLUSTER_NAME</span><span class="o">=</span><span class="s2">"</span><span class="k">$(</span>curl -u <span class="k">${</span><span class="nv">AMBCREDS</span><span class="k">}</span> -i -H <span class="s1">'X-Requested-By:ambari'</span> <span class="nv">$AMBURLBASE</span> | sed -n <span class="s1">'s/.*"cluster_name" : "\([^\"]*\)".*/\1/p'</span><span class="k">)</span><span class="s2">"</span>
+<li><p>Use the Ambari REST API to determine the name of your HAWQ cluster; also set <code>$AMBARI_URLBASE</code> to include the cluster name:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span><span class="nb">export </span><span class="nv">CLUSTER_NAME</span><span class="o">=</span><span class="s2">"</span><span class="k">$(</span>curl -u <span class="k">${</span><span class="nv">AMBARI_CREDS</span><span class="k">}</span> -i -H <span class="s1">'X-Requested-By:ambari'</span> <span class="nv">$AMBARI_URLBASE</span> | sed -n <span class="s1">'s/.*"cluster_name" : "\([^\"]*\)".*/\1/p'</span><span class="k">)</span><span class="s2">"</span>
 <span class="gp">$ </span><span class="nb">echo</span> <span class="nv">$CLUSTER_NAME</span>
 TestCluster
-<span class="gp">$ </span><span class="nb">export </span><span class="nv">AMBURLBASE</span><span class="o">=</span><span class="nv">$AMBURLBASE</span>/<span class="nv">$CLUSTER_NAME</span>
+<span class="gp">$ </span><span class="nb">export </span><span class="nv">AMBARI_URLBASE</span><span class="o">=</span><span class="nv">$AMBARI_URLBASE</span>/<span class="nv">$CLUSTER_NAME</span>
 </code></pre></li>
 </ol>
 
@@ -1166,31 +1176,31 @@ TestCluster
 </thead><tbody>
 <tr>
 <td>View HAWQ service information.</td>
-<td><code>curl -u $AMBCREDS -X GET -H &#39;X-Requested-By:ambari&#39; $AMBURLBASE/services/HAWQ</code></td>
+<td><code>curl -u $AMBARI_CREDS -X GET -H &#39;X-Requested-By:ambari&#39; $AMBARI_URLBASE/services/HAWQ</code></td>
 </tr>
 <tr>
 <td>List all HAWQ components.</td>
-<td><code>curl -u $AMBCREDS -X GET -H &#39;X-Requested-By:ambari&#39; $AMBURLBASE/services/HAWQ/components</code></td>
+<td><code>curl -u $AMBARI_CREDS -X GET -H &#39;X-Requested-By:ambari&#39; $AMBARI_URLBASE/services/HAWQ/components</code></td>
 </tr>
 <tr>
 <td>View information about the HAWQ master.</td>
-<td><code>curl -u $AMBCREDS -X GET -H &#39;X-Requested-By:ambari&#39; $AMBURLBASE/services/HAWQ/components/HAWQMASTER</code></td>
+<td><code>curl -u $AMBARI_CREDS -X GET -H &#39;X-Requested-By:ambari&#39; $AMBARI_URLBASE/services/HAWQ/components/HAWQMASTER</code></td>
 </tr>
 <tr>
 <td>View the <code>hawq-site</code> configuration settings.</td>
-<td><code>curl -u $AMBCREDS -X GET -H &#39;X-Requested-By:ambari&#39; &quot;$AMBURLBASE/configurations?type=hawq-site&amp;tag=TOPOLOGY_RESOLVED&quot;</code></td>
+<td><code>curl -u $AMBARI_CREDS -X GET -H &#39;X-Requested-By:ambari&#39; &quot;$AMBARI_URLBASE/configurations?type=hawq-site&amp;tag=TOPOLOGY_RESOLVED&quot;</code></td>
 </tr>
 <tr>
 <td>View the initial <code>core-site</code> configuration settings.</td>
-<td><code>curl -u $AMBCREDS -X GET -H &#39;X-Requested-By:ambari&#39; &quot;$AMBURLBASE/configurations?type=core-site&amp;tag=INITIAL&quot;</code></td>
+<td><code>curl -u $AMBARI_CREDS -X GET -H &#39;X-Requested-By:ambari&#39; &quot;$AMBARI_URLBASE/configurations?type=core-site&amp;tag=INITIAL&quot;</code></td>
 </tr>
 <tr>
 <td>View the <code>pxf-profiles</code> configuration file.</td>
-<td><code>curl -u $AMBCREDS -X GET -H &#39;X-Requested-By:ambari&#39; &quot;$AMBURLBASE/configurations?type=pxf-profiles&amp;tag=INITIAL&quot;</code></td>
+<td><code>curl -u $AMBARI_CREDS -X GET -H &#39;X-Requested-By:ambari&#39; &quot;$AMBARI_URLBASE/configurations?type=pxf-profiles&amp;tag=INITIAL&quot;</code></td>
 </tr>
 <tr>
 <td>View all components on node.</td>
-<td><code>curl -u $AMBCREDS -i  -X GET -H &#39;X-Requested-B:ambari&#39; $AMBURLBASE/hosts/&lt;hawq-node&gt;</code></td>
+<td><code>curl -u $AMBARI_CREDS -i  -X GET -H &#39;X-Requested-B:ambari&#39; $AMBARI_URLBASE/hosts/&lt;hawq-node&gt;</code></td>
 </tr>
 </tbody></table>
 
@@ -1204,19 +1214,19 @@ TestCluster
 </thead><tbody>
 <tr>
 <td>Start the HAWQ service.</td>
-<td><code>curl -u $AMBCREDS -X PUT -H &#39;X-Requested-By:ambari&#39; -d &#39;{&quot;RequestInfo&quot;: {&quot;context&quot; :&quot;Start HAWQ via REST&quot;}, &quot;Body&quot;: {&quot;ServiceInfo&quot;: {&quot;state&quot;: &quot;STARTED&quot;}}}&#39; $AMBURLBASE/services/HAWQ</code></td>
+<td><code>curl -u $AMBARI_CREDS -X PUT -H &#39;X-Requested-By:ambari&#39; -d &#39;{&quot;RequestInfo&quot;: {&quot;context&quot; :&quot;Start HAWQ via REST&quot;}, &quot;Body&quot;: {&quot;ServiceInfo&quot;: {&quot;state&quot;: &quot;STARTED&quot;}}}&#39; $AMBARI_URLBASE/services/HAWQ</code></td>
 </tr>
 <tr>
 <td>Stop the HAWQ service.</td>
-<td><code>curl -u $AMBCREDS -X PUT -H &#39;X-Requested-By:ambari&#39; -d &#39;{&quot;RequestInfo&quot;: {&quot;context&quot; :&quot;Stop HAWQ via REST&quot;}, &quot;Body&quot;: {&quot;ServiceInfo&quot;: {&quot;state&quot;: &quot;INSTALLED&quot;}}}&#39; $AMBURLBASE/services/HAWQ</code></td>
+<td><code>curl -u $AMBARI_CREDS -X PUT -H &#39;X-Requested-By:ambari&#39; -d &#39;{&quot;RequestInfo&quot;: {&quot;context&quot; :&quot;Stop HAWQ via REST&quot;}, &quot;Body&quot;: {&quot;ServiceInfo&quot;: {&quot;state&quot;: &quot;INSTALLED&quot;}}}&#39; $AMBARI_URLBASE/services/HAWQ</code></td>
 </tr>
 <tr>
 <td>Start the PXF service.</td>
-<td><code>curl -u $AMBCREDS -X PUT -H &#39;X-Requested-By:ambari&#39; -d &#39;{&quot;RequestInfo&quot;: {&quot;context&quot; :&quot;Start PXF via REST&quot;}, &quot;Body&quot;: {&quot;ServiceInfo&quot;: {&quot;state&quot;: &quot;STARTED&quot;}}}&#39; $AMBURLBASE//services/PXF</code></td>
+<td><code>curl -u $AMBARI_CREDS -X PUT -H &#39;X-Requested-By:ambari&#39; -d &#39;{&quot;RequestInfo&quot;: {&quot;context&quot; :&quot;Start PXF via REST&quot;}, &quot;Body&quot;: {&quot;ServiceInfo&quot;: {&quot;state&quot;: &quot;STARTED&quot;}}}&#39; $AMBARI_URLBASE//services/PXF</code></td>
 </tr>
 <tr>
 <td>Stop the PXF service.</td>
-<td><code>curl -u $AMBCREDS -X PUT -H &#39;X-Requested-By:ambari&#39; -d &#39;{&quot;RequestInfo&quot;: {&quot;context&quot; :&quot;Stop PXF via REST&quot;}, &quot;Body&quot;: {&quot;ServiceInfo&quot;: {&quot;state&quot;: &quot;INSTALLED&quot;}}}&#39; $AMBURLBASE/services/PXF</code></td>
+<td><code>curl -u $AMBARI_CREDS -X PUT -H &#39;X-Requested-By:ambari&#39; -d &#39;{&quot;RequestInfo&quot;: {&quot;context&quot; :&quot;Stop PXF via REST&quot;}, &quot;Body&quot;: {&quot;ServiceInfo&quot;: {&quot;state&quot;: &quot;INSTALLED&quot;}}}&#39; $AMBARI_URLBASE/services/PXF</code></td>
 </tr>
 </tbody></table>
 
@@ -1230,11 +1240,11 @@ TestCluster
 </thead><tbody>
 <tr>
 <td>Run a HAWQ service check.</td>
-<td><code>curl -u $AMBCREDS -X POST -H &#39;X-Requested-By:ambari&#39; -d &#39;{&quot;RequestInfo&quot;:{&quot;context&quot;:&quot;HAWQ Service Check&quot;,&quot;command&quot;:&quot;HAWQ_SERVICE_CHECK&quot;}, &quot;Requests/resource_filters&quot;:[{ &quot;service_name&quot;:&quot;HAWQ&quot;}]}&#39;  $AMBURLBASE/requests</code></td>
+<td><code>curl -u $AMBARI_CREDS -X POST -H &#39;X-Requested-By:ambari&#39; -d &#39;{&quot;RequestInfo&quot;:{&quot;context&quot;:&quot;HAWQ Service Check&quot;,&quot;command&quot;:&quot;HAWQ_SERVICE_CHECK&quot;}, &quot;Requests/resource_filters&quot;:[{ &quot;service_name&quot;:&quot;HAWQ&quot;}]}&#39;  $AMBARI_URLBASE/requests</code></td>
 </tr>
 <tr>
 <td>Run a PXF service check.</td>
-<td><code>curl -u $AMBCREDS -X POST -H &#39;X-Requested-By:ambari&#39; -d &#39;{&quot;RequestInfo&quot;:{&quot;context&quot;:&quot;PXF Service Check&quot;,&quot;command&quot;:&quot;PXF_SERVICE_CHECK&quot;}, &quot;Requests/resource_filters&quot;:[{ &quot;service_name&quot;:&quot;PXF&quot;}]}&#39;  $AMBURLBASE/requests</code></td>
+<td><code>curl -u $AMBARI_CREDS -X POST -H &#39;X-Requested-By:ambari&#39; -d &#39;{&quot;RequestInfo&quot;:{&quot;context&quot;:&quot;PXF Service Check&quot;,&quot;command&quot;:&quot;PXF_SERVICE_CHECK&quot;}, &quot;Requests/resource_filters&quot;:[{ &quot;service_name&quot;:&quot;PXF&quot;}]}&#39;  $AMBARI_URLBASE/requests</code></td>
 </tr>
 </tbody></table>
 



[19/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-configuration-file-format.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-configuration-file-format.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-configuration-file-format.html
index 13f5dee..aa99577 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-configuration-file-format.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-configuration-file-format.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-controlling-segment-parallelism.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-controlling-segment-parallelism.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-controlling-segment-parallelism.html
index ac50547..81db163 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-controlling-segment-parallelism.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-controlling-segment-parallelism.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-create-an-error-table-and-declare-a-reject-limit.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-create-an-error-table-and-declare-a-reject-limit.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-create-an-error-table-and-declare-a-reject-limit.html
index e2acbfd..e1ec870 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-create-an-error-table-and-declare-a-reject-limit.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-create-an-error-table-and-declare-a-reject-limit.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-creating-and-using-web-external-tables.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-creating-and-using-web-external-tables.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-creating-and-using-web-external-tables.html
index ff20fef..a3c1229 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-creating-and-using-web-external-tables.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-creating-and-using-web-external-tables.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-define-an-external-table-with-single-row-error-isolation.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-define-an-external-table-with-single-row-error-isolation.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-define-an-external-table-with-single-row-error-isolation.html
index 0711a0c..b49894e 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-define-an-external-table-with-single-row-error-isolation.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-define-an-external-table-with-single-row-error-isolation.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-defining-a-command-based-writable-external-web-table.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-defining-a-command-based-writable-external-web-table.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-defining-a-command-based-writable-external-web-table.html
index 1365b5d..78eae45 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-defining-a-command-based-writable-external-web-table.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-defining-a-command-based-writable-external-web-table.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-defining-a-file-based-writable-external-table.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-defining-a-file-based-writable-external-table.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-defining-a-file-based-writable-external-table.html
index 3dcae95..dfd2782 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-defining-a-file-based-writable-external-table.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-defining-a-file-based-writable-external-table.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-determine-the-transformation-schema.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-determine-the-transformation-schema.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-determine-the-transformation-schema.html
index c27084c..333c1ea 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-determine-the-transformation-schema.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-determine-the-transformation-schema.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-disabling-execute-for-web-or-writable-external-tables.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-disabling-execute-for-web-or-writable-external-tables.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-disabling-execute-for-web-or-writable-external-tables.html
index 05c66ca..21400a2 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-disabling-execute-for-web-or-writable-external-tables.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-disabling-execute-for-web-or-writable-external-tables.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-escaping-in-csv-formatted-files.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-escaping-in-csv-formatted-files.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-escaping-in-csv-formatted-files.html
index 55d99df..70928bd 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-escaping-in-csv-formatted-files.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-escaping-in-csv-formatted-files.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-escaping-in-text-formatted-files.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-escaping-in-text-formatted-files.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-escaping-in-text-formatted-files.html
index ac1ad7e..9894efe 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-escaping-in-text-formatted-files.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-escaping-in-text-formatted-files.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-escaping.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-escaping.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-escaping.html
index 9d3995d..36bc44c 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-escaping.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-escaping.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-1-dblp-database-publications-in-demo-directory.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-1-dblp-database-publications-in-demo-directory.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-1-dblp-database-publications-in-demo-directory.html
index bb029da..960f9ab 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-1-dblp-database-publications-in-demo-directory.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-1-dblp-database-publications-in-demo-directory.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-hawq-file-server-gpfdist.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-hawq-file-server-gpfdist.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-hawq-file-server-gpfdist.html
index 9a2b665..b53a724 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-hawq-file-server-gpfdist.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-hawq-file-server-gpfdist.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-irs-mef-xml-files-in-demo-directory.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-irs-mef-xml-files-in-demo-directory.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-irs-mef-xml-files-in-demo-directory.html
index d312685..c867cf8 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-irs-mef-xml-files-in-demo-directory.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-irs-mef-xml-files-in-demo-directory.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-witsml-files-in-demo-directory.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-witsml-files-in-demo-directory.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-witsml-files-in-demo-directory.html
index b3fd835..92c7d10 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-witsml-files-in-demo-directory.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-example-witsml-files-in-demo-directory.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-examples-read-fixed-width-data.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-examples-read-fixed-width-data.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-examples-read-fixed-width-data.html
index b8fba2b..7e894d7 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-examples-read-fixed-width-data.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-examples-read-fixed-width-data.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>


[09/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_filespace.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_filespace.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_filespace.html
index ba0a733..a87e42e 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_filespace.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_filespace.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_filespace_entry.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_filespace_entry.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_filespace_entry.html
index 5e58c55..4955a4f 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_filespace_entry.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_filespace_entry.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_index.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_index.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_index.html
index a457181..8a7f66d 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_index.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_index.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_inherits.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_inherits.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_inherits.html
index d92c077..4da121c 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_inherits.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_inherits.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_language.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_language.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_language.html
index ad0d407..cb9eef0 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_language.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_language.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_largeobject.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_largeobject.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_largeobject.html
index e081738..ad97238 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_largeobject.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_largeobject.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_listener.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_listener.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_listener.html
index e3611d2..bacd22e 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_listener.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_listener.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_locks.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_locks.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_locks.html
index 366c960..6bff5f3 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_locks.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_locks.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_namespace.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_namespace.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_namespace.html
index e798d76..6f50831 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_namespace.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_namespace.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_opclass.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_opclass.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_opclass.html
index f5a7c80..3d8480d 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_opclass.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_opclass.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_operator.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_operator.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_operator.html
index 948868a..fba6499 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_operator.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_operator.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition.html
index 3298fb7..083ece0 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_columns.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_columns.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_columns.html
index 197dc78..ac2bc2b 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_columns.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_columns.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_encoding.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_encoding.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_encoding.html
index 45457a4..82883ce 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_encoding.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_encoding.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_rule.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_rule.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_rule.html
index 86b7c0b..29dbfe0 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_rule.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_rule.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_templates.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_templates.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_templates.html
index 533d5d3..dd0f6ae 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_templates.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partition_templates.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partitions.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partitions.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partitions.html
index 583cc7a..3fadfab 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partitions.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_partitions.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_pltemplate.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_pltemplate.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_pltemplate.html
index f875b37..8d99e52 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_pltemplate.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_pltemplate.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>



[15/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/install/aws-config.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/install/aws-config.html b/docs/userguide/2.1.0.0-incubating/install/aws-config.html
index 5994d65..33abcf9 100644
--- a/docs/userguide/2.1.0.0-incubating/install/aws-config.html
+++ b/docs/userguide/2.1.0.0-incubating/install/aws-config.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>
@@ -962,7 +970,7 @@
 <li><a href="#topic_selcfgstorage">Consider Storage</a></li>
 <li><a href="#topic_cfgplacegrp">Configure Placement Group</a></li>
 <li><a href="#topic_selinsttype">Select EC2 Instance Type</a></li>
-<li><a href="#topic_cfgnetw">Configure Networking</a></li>
+<li><a href="#topic_cfgnetw">Configure Networking and VPC</a></li>
 <li><a href="#topic_cfgsecgrp">Configure Security Groups</a></li>
 <li><a href="#topic_cfgkeypair">Generate Key Pair</a></li>
 </ul>
@@ -988,31 +996,41 @@
 
 <h2><a id="topic_nhk_df4_2v"></a>Create and Launch HAWQ Instances</h2>
 
-<p>Use the <em>Amazon EC2 Console</em> to launch instances and configure, start, stop, and terminate (delete) virtual servers. When you launch a HAWQ instance, you select and configure key attributes via the EC2 Console.</p>
+<p>Use the <strong>Amazon EC2 Console</strong> to launch instances and configure, start, stop, and terminate (delete) virtual servers. When you launch a HAWQ instance, you select and configure key attributes via the EC2 Console.</p>
 
 <h3><a id="topic_amitype"></a>Choose AMI Type</h3>
 
-<p>An Amazon Machine Image (AMI) is a template that contains a software configuration including the operating system, application server, and applications that best suit your purpose. When configuring a HAWQ virtual instance, we recommend you use a <em>hardware virtualized</em> AMI running 64-bit Red Hat Enterprise Linux version 6.4 or 6.5 or 64-bit CentOS 6.4 or 6.5.  Obtain the licenses and instances directly from the OS provider.</p>
+<p>An Amazon Machine Image (AMI) is a template that contains a specific software configuration including the operating system, application server, and applications that best suit your purpose. When configuring a HAWQ virtual instance, use a <em>hardware virtualized</em> (HVM) AMI supporting enhanced 10Gbps networking. Ensure the AMI is running 64-bit Red Hat Enterprise Linux version 6.4 or 6.5 or 64-bit CentOS 6.4 or 6.5.  Obtain the licenses and instances directly from the OS provider.</p>
 
 <h3><a id="topic_selcfgstorage"></a>Consider Storage</h3>
 
-<p>EC2 instances can be launched as either Elastic Block Store (EBS)-backed or instance store-backed.  </p>
+<p>You can launch EC2 instances as either Elastic Block Store (EBS)-backed or instance store-backed. Choose the storage type based on the expected lifetime of your cluster and data.</p>
+
+<h4><a id="topic_selcfgstorage_instance"></a>Instance Store-Backed</h4>
+
+<p>Use instance store-backed storage for short lived or transient clusters that do not require long-term persistence of data. While instance store-backed storage is generally better performing than EBS, it is not recommended for use in a production environment.</p>
+
+<p><strong>Warning</strong>: EC2 instance store-backed storage provides <em>temporary</em> block-level storage. This storage is located on disks that are physically attached to the host computer. You will lose all instance store data when the AMI instance is powered off.</p>
 
-<p>Instance store-backed storage is generally better performing than EBS and recommended for HAWQ&rsquo;s large data workloads. SSD (solid state) instance store is preferred over magnetic drives.</p>
+<h4><a id="topic_selcfgstorage_ebs"></a>EBS-Backed</h4>
 
-<p><strong>Note</strong> EC2 <em>instance store</em> provides temporary block-level storage. This storage is located on disks that are physically attached to the host computer. While instance store provides high performance, powering off the instance causes data loss. Soft reboots preserve instance store data. </p>
+<p>EBS volumes are reliable and highly-available. Use EBS-backed storage for longer running clusters where data must be quickly accessible and must remain available for a long period of time.</p>
 
-<p>Virtual devices for instance store volumes for HAWQ EC2 instance store instances are named <code>ephemeralN</code> (where <em>N</em> varies based on instance type). CentOS instance store block device are named <code>/dev/xvdletter</code> (where <em>letter</em> is a lower case letter of the alphabet).</p>
+<h4><a id="topic_selcfgstorage_volume"></a>Volume Types</h4>
+
+<p>When selecting between HDD and SSD volume types, the trade-offs are between speed, capacity, and cost. HDD volumes are less expensive and have greater disk capacity, but may be less performant. SSD (solid state drive) volumes are more performant, but costlier and typically have less disk capacity.</p>
 
 <h3><a id="topic_cfgplacegrp"></a>Configure Placement Group</h3>
 
-<p>A placement group is a logical grouping of instances within a single availability zone that together participate in a low-latency, 10 Gbps network.  Your HAWQ master and segment cluster instances should support enhanced networking and reside in a single placement group (and subnet) for optimal network performance.  </p>
+<p>A placement group is a logical grouping of instances within a single availability zone that participate in a low-latency, 10 Gbps network. Your HAWQ master and segment cluster instances should support enhanced networking and reside in a single placement group (and subnet) for optimal network performance.</p>
 
 <p>If your Ambari node is not a DataNode, locating the Ambari node instance in a subnet separate from the HAWQ master/segment placement group enables you to manage multiple HAWQ clusters from the single Ambari instance.</p>
 
 <p>Amazon recommends that you use the same instance type for all instances in the placement group and that you launch all instances within the placement group at the same time.</p>
 
-<p>Membership in a placement group has some implications on your HAWQ cluster.  Specifically, growing the cluster over capacity may require shutting down all HAWQ instances in the current placement group and restarting the instances to a new placement group. Instance store volumes are lost in this scenario.</p>
+<p>Membership in a placement group has some implications for your HAWQ cluster.  Specifically, growing the cluster beyond the placement group capacity may require shutting down all HAWQ instances in the current placement group and restarting the instances in a new placement group. <strong>Warning</strong>: Instance store volumes are lost in this scenario.</p>
+
+<p><strong>Note</strong>: If cluster down time during expansion is not acceptable for your HAWQ deployment, do not use placement groups.</p>
 
 <h3><a id="topic_selinsttype"></a>Select EC2 Instance Type</h3>
 
@@ -1028,23 +1046,17 @@
 <th>Memory (GB)</th>
 <th>Disk Capacity (GB)</th>
 <th>Storage Type</th>
+<th>Network Speed</th>
 </tr>
 </thead><tbody>
 <tr>
-<td>cc2.8xlarge</td>
-<td>Dev</td>
-<td>32</td>
-<td>60.5</td>
-<td>4 x 840</td>
-<td>HDD</td>
-</tr>
-<tr>
 <td>d2.2xlarge</td>
 <td>Dev</td>
 <td>8</td>
 <td>60</td>
 <td>6 x 2000</td>
 <td>HDD</td>
+<td>High</td>
 </tr>
 <tr>
 <td>d2.4xlarge</td>
@@ -1053,22 +1065,34 @@
 <td>122</td>
 <td>12 x 2000</td>
 <td>HDD</td>
+<td>High</td>
 </tr>
 <tr>
-<td>i2.8xlarge</td>
-<td>Prod</td>
+<td>c3.8xlarge</td>
+<td>Dev/QA</td>
+<td>32</td>
+<td>60</td>
+<td>2 x 320</td>
+<td>SSD</td>
+<td>10 Gigabit</td>
+</tr>
+<tr>
+<td>r3.8xlarge</td>
+<td>Dev/QA</td>
 <td>32</td>
 <td>244</td>
-<td>8 x 800</td>
+<td>2 x 320</td>
 <td>SSD</td>
+<td>10 Gigabit</td>
 </tr>
 <tr>
-<td>hs1.8xlarge</td>
+<td>i2.8xlarge</td>
 <td>Prod</td>
-<td>16</td>
-<td>117</td>
-<td>24 x 2000</td>
-<td>HDD</td>
+<td>32</td>
+<td>244</td>
+<td>8 x 800</td>
+<td>SSD</td>
+<td>10 Gigabit</td>
 </tr>
 <tr>
 <td>d2.8xlarge</td>
@@ -1077,54 +1101,90 @@
 <td>244</td>
 <td>24 x 2000</td>
 <td>HDD</td>
+<td>10 Gigabit</td>
 </tr>
 </tbody></table>
 
-<p>For optimal network performance, the chosen HAWQ instance type should support EC2 enhanced networking. Enhanced networking results in higher performance, lower latency, and lower jitter. Refer to <a href="http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/enhanced-networking.html">Enhanced Networking on Linux Instances</a> for detailed information on enabling enhanced networking in your instances.</p>
+<p><strong>Note</strong>: This list is not exhaustive. You may find other instance types with similar specifications suitable for your HAWQ deployment.</p>
 
-<p>All instance types identified in the table above support enhanced networking.</p>
+<p>For optimal network performance, the chosen HAWQ instance type should support EC2 enhanced networking. Enhanced networking results in higher performance, lower latency, and lower jitter. Refer to <a href="http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/enhanced-networking.html">Enhanced Networking on Linux Instances</a> for detailed information on enabling enhanced networking in supported EC2 instance types.</p>
 
-<h3><a id="topic_cfgnetw"></a>Configure Networking</h3>
+<h3><a id="topic_cfgnetw"></a>Configure Networking and VPC</h3>
 
-<p>Your HAWQ cluster instances should be in a single VPC and on the same subnet. Instances are always assigned a VPC internal IP address. This internal IP address should be used for HAWQ communication between hosts. You can also use the internal IP address to access an instance from another instance within the HAWQ VPC.</p>
+<p>Place your HAWQ cluster instances in a single VPC and on the same subnet. Instances are always assigned a VPC internal IP address. Use this internal IP address for HAWQ communication between hosts. You can also use the internal IP address to access an instance from another instance within the HAWQ VPC.</p>
 
 <p>You may choose to locate your Ambari node on a separate subnet in the VPC. Both a public IP address for the instance and an Internet gateway configured for the EC2 VPC are required to access the Ambari instance from an external source and for the instance to access the Internet. </p>
 
-<p>Ensure your Ambari and HAWQ master instances are each assigned a public IP address for external and internet access. We recommend you also assign an Elastic IP Address to the HAWQ master instance.</p>
+<p>Ensure your Ambari and HAWQ master instances are each assigned a public IP address for external and internet access. Also assign an Elastic IP Address to the HAWQ master instance.</p>
 
 <h3>Configure Security Groups<a id="topic_cfgsecgrp"></a></h3>
 
 <p>A security group is a set of rules that control network traffic to and from your HAWQ instance.  One or more rules may be associated with a security group, and one or more security groups may be associated with an instance.</p>
 
-<p>To configure HAWQ communication between nodes in the HAWQ cluster, include and open the following ports in the appropriate security group for the HAWQ master and segment nodes:</p>
+<p>To configure HAWQ communication between nodes in a HAWQ cluster, include and open appropriate ports in the security group for the HAWQ master and segment nodes. For example, if you have a single VPC, you may create a single security group named <code>hawq-cluster-sg</code> for your cluster, and configure this security group to open the following ports:</p>
 
 <table><thead>
 <tr>
 <th>Port</th>
+<th>Protocol</th>
 <th>Application</th>
+<th>Source</th>
 </tr>
 </thead><tbody>
 <tr>
-<td>22</td>
-<td>ssh - secure connect to other hosts</td>
+<td>-1</td>
+<td>ICMP</td>
+<td><code>ping</code></td>
+<td><code>hawq-cluster-sg</code></td>
+</tr>
+<tr>
+<td>5432</td>
+<td>TCP</td>
+<td>HAWQ/Postgres</td>
+<td>cidr 0.0.0.0/0</td>
+</tr>
+<tr>
+<td>50700</td>
+<td>TCP</td>
+<td>HDFS NameNode</td>
+<td>cidr 0.0.0.0/0</td>
+</tr>
+<tr>
+<td>0-65535</td>
+<td>TCP</td>
+<td><code>ssh</code>, HAWQ segment communication</td>
+<td><code>hawq-cluster-sg</code></td>
+</tr>
+<tr>
+<td>0-65535</td>
+<td>UDP</td>
+<td>HAWQ segment communication</td>
+<td><code>hawq-cluster-sg</code></td>
 </tr>
 </tbody></table>
 
-<p>To allow access to/from a source external to the Ambari management node, include and open the following ports in an appropriate security group for your Ambari node:</p>
+<p>This configuration allows communication between the HAWQ segment nodes. It also allows <code>ping</code> on and <code>ssh</code> between all instances in the <code>hawq-cluster-sg</code>  security group. The HAWQ master and HDFS NameNode ports are open with the above settings.</p>
+
+<p>Open and/or restrict these and any additional ports required for your HAWQ deployment environment.</p>
+
+<p>Include and open the following ports in an appropriate security group for your Ambari node to allow access to/from a source external to this node:</p>
 
 <table><thead>
 <tr>
 <th>Port</th>
+<th>Protocol</th>
 <th>Application</th>
 </tr>
 </thead><tbody>
 <tr>
 <td>22</td>
-<td>ssh - secure connect to other hosts</td>
+<td>TCP</td>
+<td><code>ssh</code> - secure shell to/from other hosts</td>
 </tr>
 <tr>
 <td>8080</td>
-<td>Ambari - HAWQ admin/config web console</td>
+<td>TCP</td>
+<td>Ambari - HAWQ admininstration web console</td>
 </tr>
 </tbody></table>
 
@@ -1134,19 +1194,21 @@
 
 <p>A key pair for an EC2 instance consists of a <em>public key</em> that AWS stores, and a <em>private key file</em> that you maintain. Together, they allow you to connect to your instance securely. The private key file name typically has a <code>.pem</code> suffix.</p>
 
-<p>This example logs into an into EC2 instance from an external location with the private key file <code>my-test.pem</code> as user <code>user1</code>.  In this example, the instance is configured with the public IP address <code>192.0.2.0</code> and the private key file resides in the current directory.</p>
-<pre class="highlight shell"><code><span class="gp">$ </span>ssh -i my-test.pem user1@192.0.2.0
+<p>The following example logs into an into EC2 instance from an external location with the private key file <code>my-test.pem</code> as user <code>user1</code>.  In this example, the instance is configured with the public IP address <code>192.0.2.0</code> and the private key file resides in the current directory.</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>ssh -i ./my-test.pem user1@192.0.2.0
 </code></pre>
 
 <h2>Additional HAWQ Considerations <a id="topic_mj4_524_2v"></a></h2>
 
-<p>After launching your HAWQ instance, you will connect to and configure the instance. The  <em>Instances</em> page of the EC2 Console lists the running instances and their associated network access information.</p>
+<p>After launching your HAWQ instance, you will connect to and configure the instance. The <strong>Instances</strong> page of the EC2 Console lists the running instances and their associated network access information.</p>
 
-<p>Before installing HAWQ, set up the EC2 instances as you would local host server machines. Configure the host operating system, configure host network information (for example, update the <code>/etc/hosts</code> file), set operating system parameters, and install operating system packages. For information about how to prepare your operating system environment for HAWQ, see <a href="/docs/userguide/2.1.0.0-incubating/requirements/system-requirements.html">Apache HAWQ System Requirements</a> and <a href="/docs/userguide/2.1.0.0-incubating/install/select-hosts.html">Select HAWQ Host Machines</a>.</p>
+<p>Before installing HAWQ, set up the EC2 instances as you would local host server machines. Configure the host operating system, configure host network information (for example, update the <code>/etc/hosts</code> file), set operating system parameters, and install operating system packages. <a href="/docs/userguide/2.1.0.0-incubating/requirements/system-requirements.html">Apache HAWQ System Requirements</a> and <a href="/docs/userguide/2.1.0.0-incubating/install/select-hosts.html">Select HAWQ Host Machines</a> provide the information necessary to prepare your operating system environment for HAWQ.</p>
 
 <h3>Passwordless SSH Configuration<a id="topic_pwdlessssh_cc"></a></h3>
 
-<p>HAWQ hosts will be configured during the installation process to use passwordless SSH for intra-cluster communications. Temporary password-based authentication must be enabled on each HAWQ host in preparation for this configuration. Password authentication is typically disabled by default in cloud images. Update the cloud configuration in <code>/etc/cloud/cloud.cfg</code> to enable password authentication in your AMI(s). Set <code>ssh_pwauth: True</code> in this file. If desired, disable password authentication after HAWQ installation by setting the property back to <code>False</code>.</p>
+<p>HAWQ hosts are configured during the installation process to use passwordless SSH for intra-cluster communications. Temporary password-based authentication must be enabled on each HAWQ host in preparation for this configuration.</p>
+
+<p>Password authentication is typically disabled by default in cloud images. Update the cloud configuration in <code>/etc/cloud/cloud.cfg</code> to enable password authentication in your AMI(s). Set <code>ssh_pwauth: True</code> in this configuration file. If desired, set the property back to <code>False</code> after HAWQ installation to disable password authentication.</p>
 
 <h2>References<a id="topic_hgz_zwy_bv"></a></h2>
 

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/install/select-hosts.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/install/select-hosts.html b/docs/userguide/2.1.0.0-incubating/install/select-hosts.html
index 91d6fdf..317f7fd 100644
--- a/docs/userguide/2.1.0.0-incubating/install/select-hosts.html
+++ b/docs/userguide/2.1.0.0-incubating/install/select-hosts.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/overview/ElasticSegments.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/overview/ElasticSegments.html b/docs/userguide/2.1.0.0-incubating/overview/ElasticSegments.html
index 67bcffa..95c17c6 100644
--- a/docs/userguide/2.1.0.0-incubating/overview/ElasticSegments.html
+++ b/docs/userguide/2.1.0.0-incubating/overview/ElasticSegments.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/overview/HAWQArchitecture.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/overview/HAWQArchitecture.html b/docs/userguide/2.1.0.0-incubating/overview/HAWQArchitecture.html
index c500251..2451d29 100644
--- a/docs/userguide/2.1.0.0-incubating/overview/HAWQArchitecture.html
+++ b/docs/userguide/2.1.0.0-incubating/overview/HAWQArchitecture.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/overview/HAWQOverview.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/overview/HAWQOverview.html b/docs/userguide/2.1.0.0-incubating/overview/HAWQOverview.html
index 3817ae3..b6dc027 100644
--- a/docs/userguide/2.1.0.0-incubating/overview/HAWQOverview.html
+++ b/docs/userguide/2.1.0.0-incubating/overview/HAWQOverview.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/overview/HDFSCatalogCache.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/overview/HDFSCatalogCache.html b/docs/userguide/2.1.0.0-incubating/overview/HDFSCatalogCache.html
index 1bffe6b..c7ee9f6 100644
--- a/docs/userguide/2.1.0.0-incubating/overview/HDFSCatalogCache.html
+++ b/docs/userguide/2.1.0.0-incubating/overview/HDFSCatalogCache.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/overview/ManagementTools.html
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diff --git a/docs/userguide/2.1.0.0-incubating/overview/ManagementTools.html b/docs/userguide/2.1.0.0-incubating/overview/ManagementTools.html
index b998793..c2bdfcc 100644
--- a/docs/userguide/2.1.0.0-incubating/overview/ManagementTools.html
+++ b/docs/userguide/2.1.0.0-incubating/overview/ManagementTools.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/overview/RedundancyFailover.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/overview/RedundancyFailover.html b/docs/userguide/2.1.0.0-incubating/overview/RedundancyFailover.html
index e89a30b..5542d8a 100644
--- a/docs/userguide/2.1.0.0-incubating/overview/RedundancyFailover.html
+++ b/docs/userguide/2.1.0.0-incubating/overview/RedundancyFailover.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/overview/ResourceManagement.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/overview/ResourceManagement.html b/docs/userguide/2.1.0.0-incubating/overview/ResourceManagement.html
index 4c782e3..720665c 100644
--- a/docs/userguide/2.1.0.0-incubating/overview/ResourceManagement.html
+++ b/docs/userguide/2.1.0.0-incubating/overview/ResourceManagement.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/overview/TableDistributionStorage.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/overview/TableDistributionStorage.html b/docs/userguide/2.1.0.0-incubating/overview/TableDistributionStorage.html
index 6933043..3055e07 100644
--- a/docs/userguide/2.1.0.0-incubating/overview/TableDistributionStorage.html
+++ b/docs/userguide/2.1.0.0-incubating/overview/TableDistributionStorage.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/overview/system-overview.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/overview/system-overview.html b/docs/userguide/2.1.0.0-incubating/overview/system-overview.html
index 888ca5e..ffd8e1d 100644
--- a/docs/userguide/2.1.0.0-incubating/overview/system-overview.html
+++ b/docs/userguide/2.1.0.0-incubating/overview/system-overview.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/plext/UsingProceduralLanguages.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/plext/UsingProceduralLanguages.html b/docs/userguide/2.1.0.0-incubating/plext/UsingProceduralLanguages.html
index a9954fb..891139e 100644
--- a/docs/userguide/2.1.0.0-incubating/plext/UsingProceduralLanguages.html
+++ b/docs/userguide/2.1.0.0-incubating/plext/UsingProceduralLanguages.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/plext/builtin_langs.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/plext/builtin_langs.html b/docs/userguide/2.1.0.0-incubating/plext/builtin_langs.html
index 05c14c3..e8a1de2 100644
--- a/docs/userguide/2.1.0.0-incubating/plext/builtin_langs.html
+++ b/docs/userguide/2.1.0.0-incubating/plext/builtin_langs.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/plext/using_pgcrypto.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/plext/using_pgcrypto.html b/docs/userguide/2.1.0.0-incubating/plext/using_pgcrypto.html
index c2bb7f2..8c0295a 100644
--- a/docs/userguide/2.1.0.0-incubating/plext/using_pgcrypto.html
+++ b/docs/userguide/2.1.0.0-incubating/plext/using_pgcrypto.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>


[12/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-changed.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-changed.html b/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-changed.html
index f90aba4..8b64e32 100644
--- a/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-changed.html
+++ b/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-changed.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-enable.html
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diff --git a/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-enable.html b/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-enable.html
index b1c4b8b..c390450 100644
--- a/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-enable.html
+++ b/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-enable.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-fallback.html
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diff --git a/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-fallback.html b/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-fallback.html
index c405ef0..3fb716d 100644
--- a/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-fallback.html
+++ b/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-fallback.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-features.html
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diff --git a/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-features.html b/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-features.html
index 25899f4..942e756 100644
--- a/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-features.html
+++ b/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-features.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-limitations.html
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diff --git a/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-limitations.html b/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-limitations.html
index 272bf79..a1f26a8 100644
--- a/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-limitations.html
+++ b/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-limitations.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-notes.html
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diff --git a/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-notes.html b/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-notes.html
index f2c8b9d..a53db62 100644
--- a/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-notes.html
+++ b/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-notes.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-optimizer.html
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diff --git a/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-optimizer.html b/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-optimizer.html
index e0bf054..165e407 100644
--- a/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-optimizer.html
+++ b/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-optimizer.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-overview.html
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diff --git a/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-overview.html b/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-overview.html
index 11f6779..84dc00d 100644
--- a/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-overview.html
+++ b/docs/userguide/2.1.0.0-incubating/query/gporca/query-gporca-overview.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/query/query-performance.html
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diff --git a/docs/userguide/2.1.0.0-incubating/query/query-performance.html b/docs/userguide/2.1.0.0-incubating/query/query-performance.html
index 51e8061..3e56de4 100644
--- a/docs/userguide/2.1.0.0-incubating/query/query-performance.html
+++ b/docs/userguide/2.1.0.0-incubating/query/query-performance.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/query/query-profiling.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/query/query-profiling.html b/docs/userguide/2.1.0.0-incubating/query/query-profiling.html
index 6938047..aeca561 100644
--- a/docs/userguide/2.1.0.0-incubating/query/query-profiling.html
+++ b/docs/userguide/2.1.0.0-incubating/query/query-profiling.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/query/query.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/query/query.html b/docs/userguide/2.1.0.0-incubating/query/query.html
index b39a50c..811c108 100644
--- a/docs/userguide/2.1.0.0-incubating/query/query.html
+++ b/docs/userguide/2.1.0.0-incubating/query/query.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/CharacterSetSupportReference.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/CharacterSetSupportReference.html b/docs/userguide/2.1.0.0-incubating/reference/CharacterSetSupportReference.html
index 780e9ab..1973200 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/CharacterSetSupportReference.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/CharacterSetSupportReference.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/HAWQDataTypes.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/HAWQDataTypes.html b/docs/userguide/2.1.0.0-incubating/reference/HAWQDataTypes.html
index 77bfbe3..b53fcff 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/HAWQDataTypes.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/HAWQDataTypes.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/HAWQEnvironmentVariables.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/HAWQEnvironmentVariables.html b/docs/userguide/2.1.0.0-incubating/reference/HAWQEnvironmentVariables.html
index bb685c3..4b4a1b9 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/HAWQEnvironmentVariables.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/HAWQEnvironmentVariables.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/HAWQSampleSiteConfig.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/HAWQSampleSiteConfig.html b/docs/userguide/2.1.0.0-incubating/reference/HAWQSampleSiteConfig.html
index 30e23e2..633d733 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/HAWQSampleSiteConfig.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/HAWQSampleSiteConfig.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/HAWQSiteConfig.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/HAWQSiteConfig.html b/docs/userguide/2.1.0.0-incubating/reference/HAWQSiteConfig.html
index 8592c23..5340b87 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/HAWQSiteConfig.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/HAWQSiteConfig.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/HDFSConfigurationParameterReference.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/HDFSConfigurationParameterReference.html b/docs/userguide/2.1.0.0-incubating/reference/HDFSConfigurationParameterReference.html
index 13acdb4..27f8228 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/HDFSConfigurationParameterReference.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/HDFSConfigurationParameterReference.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/SQLCommandReference.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/SQLCommandReference.html b/docs/userguide/2.1.0.0-incubating/reference/SQLCommandReference.html
index 835756a..4b1793f 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/SQLCommandReference.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/SQLCommandReference.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>



[07/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_window.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_window.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_window.html
index 52a3f06..148bd2e 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_window.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_window.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/analyzedb.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/analyzedb.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/analyzedb.html
index 677598c..9e076ac 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/analyzedb.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/analyzedb.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/gpfdist.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/gpfdist.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/gpfdist.html
index 54370d5..05bb5b0 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/gpfdist.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/gpfdist.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/gplogfilter.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/gplogfilter.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/gplogfilter.html
index 4f13de7..c42be2d 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/gplogfilter.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/gplogfilter.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqactivate.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqactivate.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqactivate.html
index f04749c..d54c118 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqactivate.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqactivate.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqcheck.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqcheck.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqcheck.html
index 3ff6612..c2cff92 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqcheck.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqcheck.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqcheckperf.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqcheckperf.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqcheckperf.html
index dc3bd0f..efe2812 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqcheckperf.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqcheckperf.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqconfig.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqconfig.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqconfig.html
index 33f1523..a6bcdcf 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqconfig.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqconfig.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqextract.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqextract.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqextract.html
index 441f1ac..8577598 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqextract.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqextract.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqfilespace.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqfilespace.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqfilespace.html
index f07d64f..ed46665 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqfilespace.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqfilespace.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqinit.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqinit.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqinit.html
index 023a867..a30dbc6 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqinit.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqinit.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqload.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqload.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqload.html
index 7446a23..11b5cf3 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqload.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqload.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqregister.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqregister.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqregister.html
index 36585d4..938ebe6 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqregister.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqregister.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqrestart.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqrestart.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqrestart.html
index 868b72f..94d53d1 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqrestart.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqrestart.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqscp.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqscp.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqscp.html
index 33bccc7..44e0ed6 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqscp.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqscp.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqssh-exkeys.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqssh-exkeys.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqssh-exkeys.html
index 575071b..6832e79 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqssh-exkeys.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqssh-exkeys.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqssh.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqssh.html b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqssh.html
index 37e59b2..abc777e 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqssh.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/cli/admin_utilities/hawqssh.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>


[14/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/plext/using_pljava.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/plext/using_pljava.html b/docs/userguide/2.1.0.0-incubating/plext/using_pljava.html
index ea09977..4e1ae46 100644
--- a/docs/userguide/2.1.0.0-incubating/plext/using_pljava.html
+++ b/docs/userguide/2.1.0.0-incubating/plext/using_pljava.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>
@@ -958,12 +966,18 @@
 <li><a href="#aboutpljava">About PL/Java</a></li>
 <li>
 <a href="#abouthawqpljava">About HAWQ PL/Java</a><ul>
-<li><a href="#pljavafunctions">Functions</a></li>
+<li><a href="#pljavafunctions">Unsupported Functions</a></li>
 <li><a href="#serverconfigparams">Server Configuration Parameters</a></li>
 <li><a href="#setting_serverconfigparams">Setting PL/Java Configuration Parameters</a></li>
 </ul>
 </li>
 <li>
+<a href="#security">Security</a><ul>
+<li><a href="#installation">Enable/Disable</a></li>
+<li><a href="#trustedlang">Trusted/Untrusted Language</a></li>
+</ul>
+</li>
+<li>
 <a href="#enablepljava">Enabling and Removing PL/Java Support</a><ul>
 <li><a href="#pljavaprereq">Prerequisites</a></li>
 <li><a href="#enablepljava">Enable PL/Java and Install JAR Files</a></li>
@@ -978,146 +992,156 @@
 <li><a href="#complextypes">Complex Types</a></li>
 <li><a href="#returningcomplextypes">Returning Complex Types</a></li>
 <li><a href="#functionreturnsets">Functions that Return Sets</a></li>
-<li><a href="#returnsetofscalar">Returning a SETOF</a></li>
-<li><a href="#returnsetofcomplex">Returning a SETOF</a></li>
+<li><a href="#returnsetofscalar">Returning a SETOF &lt;Scalar Type&gt;</a></li>
+<li><a href="#returnsetofcomplex">Returning a SETOF &lt;Complex Type&gt;</a></li>
 </ul>
 </li>
 <li><a href="#usingjdbc">Using JDBC</a></li>
 <li><a href="#exceptionhandling">Exception Handling</a></li>
 <li><a href="#savepoints">Savepoints</a></li>
 <li><a href="#logging">Logging</a></li>
-<li>
-<a href="#security">Security</a><ul>
-<li><a href="#installation">Installation</a></li>
-<li><a href="#trustedlang">Trusted Language</a></li>
-</ul>
-</li>
 <li><a href="#pljavaexample">Example</a></li>
 </ul></div>
           </div>
         <div class="to-top" id="js-to-top">
           <a href="#top" title="back to top"></a>
         </div>
-        <p>This section contains an overview of the HAWQ PL/Java language. </p>
+        <p>This section provides an overview of the HAWQ PL/Java procedural language extension. </p>
 
 <h2><a id="aboutpljava"></a>About PL/Java</h2>
 
-<p>With the HAWQ PL/Java extension, you can write Java methods using your favorite Java IDE and install the JAR files that implement the methods in your HAWQ cluster.</p>
+<p>With the PL/Java extension, you can write Java methods using your favorite Java IDE and invoke the methods from PostgreSQL user-defined functions (UDFs). </p>
 
-<p><strong>Note</strong>: If building HAWQ from source, you must specify PL/Java as a build option when compiling HAWQ. To use PL/Java in a HAWQ deployment, you must explicitly enable the PL/Java extension in all desired databases.  </p>
-
-<p>The HAWQ PL/Java package is based on the open source PL/Java 1.4.0. HAWQ PL/Java provides the following features.</p>
+<p>The HAWQ PL/Java package is based on the open source PL/Java 1.4.0 and provides the following features:</p>
 
 <ul>
-<li>Ability to execute PL/Java functions with Java 1.6 or 1.7.</li>
-<li>Standardized utilities (modeled after the SQL 2003 proposal) to install and maintain Java code in the database.</li>
-<li>Standardized mappings of parameters and result. Complex types as well as sets are supported.</li>
-<li>An embedded, high performance, JDBC driver utilizing the internal HAWQ Database SPI routines.</li>
-<li>Metadata support for the JDBC driver. Both <code>DatabaseMetaData</code> and <code>ResultSetMetaData</code> are included.</li>
-<li>The ability to return a <code>ResultSet</code> from a query as an alternative to building a ResultSet row by row.</li>
-<li>Full support for savepoints and exception handling.</li>
-<li>The ability to use IN, INOUT, and OUT parameters.</li>
-<li>Two separate HAWQ languages:
+<li>PL/Java function execution with Java 1.6 or 1.7.</li>
+<li>Standardized mappings of Java and PostgreSQL parameters and results. Complex types as well as sets are supported.</li>
+<li>Two HAWQ Java languages:
 
 <ul>
-<li>pljava, TRUSTED PL/Java language</li>
-<li>pljavau, UNTRUSTED PL/Java language</li>
+<li><code>java</code> - Tusted PL/Java language</li>
+<li><code>javau</code> - Untrusted PL/Java language (superusers only)</li>
 </ul></li>
+<li>An embedded, high performance, JDBC driver utilizing the internal HAWQ Database Server Programming Interface (SPI).</li>
+<li>Metadata support for the JDBC driver. Both <code>DatabaseMetaData</code> and <code>ResultSetMetaData</code> are included.</li>
+<li>A standard way of passing parameters and return values. Complex types and sets are passed using the standard JDBC <code>ResultSet</code> class.</li>
+<li>The ability to return a <code>ResultSet</code> from a query as an alternative to building a <code>ResultSet</code> row by row.</li>
+<li>Full support for savepoints and exception handling.</li>
 <li>Transaction and Savepoint listeners enabling code execution when a transaction or savepoint is committed or rolled back.</li>
 <li>Integration with GNU GCJ on selected platforms.</li>
 </ul>
 
-<p>A function in SQL will appoint a static method in a Java class. In order for the function to execute, the appointed class must available on the class path specified by the HAWQ server configuration parameter <code>pljava_classpath</code>. The PL/Java extension adds a set of functions that helps to install and maintain the Java classes. Classes are stored in normal Java archives, JAR files. A JAR file can optionally contain a deployment descriptor that in turn contains SQL commands to be executed when the JAR is deployed or undeployed. The functions are modeled after the standards proposed for SQL 2003.</p>
-
-<p>PL/Java implements a standard way of passing parameters and return values. Complex types and sets are passed using the standard JDBC ResultSet class.</p>
-
-<p>A JDBC driver is included in PL/Java. This driver calls HAWQ internal SPI routines. The driver is essential since it is common for functions to make calls back to the database to fetch data. When PL/Java functions fetch data, they must use the same transactional boundaries that are used by the main function that entered PL/Java execution context.</p>
+<p>PL/Java is optimized for performance. The Java virtual machine executes within the same process as the backend, minimizing call overhead. PL/Java brings the power of Java to the database itself, enabling the database-intensive business logic to execute as close to the actual data as possible.</p>
 
-<p>PL/Java is optimized for performance. The Java virtual machine executes within the same process as the backend to minimize call overhead. PL/Java is designed with the objective to enable the power of Java to the database itself so that database intensive business logic can execute as close to the actual data as possible.</p>
-
-<p>The standard Java Native Interface (JNI) is used when bridging calls between the backend and the Java VM.</p>
+<p>Calls between the HAWQ backend and the Java VM are bridged using the standard Java Native Interface (JNI).</p>
 
 <h2><a id="abouthawqpljava"></a>About HAWQ PL/Java</h2>
 
+<p>PL/Java is embedded in your HAWQ product distribution or within your HAWQ build if you chose to enable it as a build option. To use PL/Java in a HAWQ deployment, you must explicitly enable the PL/Java extension in all desired databases.</p>
+
 <p>There are a few key differences between the implementation of PL/Java in standard PostgreSQL and HAWQ.</p>
 
-<h3><a id="pljavafunctions"></a>Functions</h3>
+<h3><a id="pljavafunctions"></a>Unsupported Functions</h3>
 
-<p>The following functions are not supported in HAWQ. The classpath is handled differently in a distributed HAWQ environment than in the PostgreSQL environment.</p>
+<p>The following functions are not supported in HAWQ:</p>
 
 <ul>
-<li>sqlj.install_jar</li>
-<li>sqlj.install_jar</li>
-<li>sqlj.replace_jar</li>
-<li>sqlj.remove_jar</li>
-<li>sqlj.get_classpath</li>
-<li>sqlj.set_classpath</li>
+<li>sqlj.install_jar()</li>
+<li>sqlj.install_jar()</li>
+<li>sqlj.replace_jar()</li>
+<li>sqlj.remove_jar()</li>
+<li>sqlj.get_classpath()</li>
+<li>sqlj.set_classpath()</li>
 </ul>
 
-<p>HAWQ uses the <code>pljava_classpath</code> server configuration parameter in place of the <code>sqlj.set_classpath</code> function.</p>
+<p>The PL/Java classpath is handled differently in a distributed HAWQ environment than that of the PostgreSQL environment. HAWQ uses the <code>pljava_classpath</code> server configuration parameter in place of the <code>sqlj.set_classpath()</code> function.</p>
 
 <h3><a id="serverconfigparams"></a>Server Configuration Parameters</h3>
 
-<p>PL/Java uses server configuration parameters to configure classpath, Java VM, and other options. Refer to the <a href="/docs/userguide/2.1.0.0-incubating/reference/HAWQSiteConfig.html">Server Configuration Parameter Reference</a> for general information about HAWQ server configuration parameters.</p>
+<p>PL/Java uses server configuration parameters to configure the classpath, Java Virtual Machine (VM), and other options. Refer to the <a href="/docs/userguide/2.1.0.0-incubating/reference/HAWQSiteConfig.html">Server Configuration Parameter Reference</a> for general information about HAWQ server configuration parameters.</p>
 
-<p>The following server configuration parameters are used by PL/Java in HAWQ. These parameters replace the <code>pljava.*</code> parameters that are used in the standard PostgreSQL PL/Java implementation.</p>
+<p>The following server configuration parameters are used by HAWQ PL/Java. These parameters replace the <code>pljava.*</code> configuration parameters that are used in the standard PostgreSQL PL/Java implementation.</p>
 
 <h4>pljava_classpath</h4>
 
-<p>A colon (:) separated list of the jar files containing the Java classes used in any PL/Java functions. The jar files must be installed in the same locations on all HAWQ hosts. With the trusted PL/Java language handler, jar file paths must be relative to the <code>$GPHOME/lib/postgresql/java/</code> directory. With the untrusted language handler (javaU language tag), paths may be relative to <code>$GPHOME/lib/postgresql/java/</code> or absolute.</p>
+<p>A PL/Java user-defined function will appoint a static method in a Java class. In order for the function to execute, the appointed class must be available on the class path specified by the <a href="/docs/userguide/2.1.0.0-incubating/reference/guc/parameter_definitions.html#pljava_classpath"><code>pljava_classpath</code></a> HAWQ server configuration parameter.</p>
 
-<h4>pljava_statement_cache_size</h4>
-
-<p>Sets the size in KB of the Most Recently Used (MRU) cache for prepared statements.</p>
+<p><code>pljava_classpath</code> is a colon (:) separated list of the JAR files implementing the Java classes referenced in any PL/Java user-defined functions. The JAR files must be installed in the same locations on all HAWQ hosts. When using the trusted PL/Java language handler (<code>java</code> language tag), JAR file paths must be relative to the <code>$GPHOME/lib/postgresql/java/</code> directory. Relative or absolute JAR file paths may be used with the untrusted PL/Java language handler (<code>javau</code> language tag).</p>
 
 <h4>pljava_release_lingering_savepoints</h4>
 
-<p>If TRUE, lingering savepoints will be released on function exit. If FALSE, they will be rolled back.</p>
+<p><a href="/docs/userguide/2.1.0.0-incubating/reference/guc/parameter_definitions.html#pljava_release_lingering_savepoints"><code>pljava_release_lingering_savepoints</code></a> identifies the action to perform when lingering savepoints exist after a PL/Java user-defined function exits. If TRUE, lingering savepoints are released on function exit. If FALSE, lingering savepoints are rolled back.</p>
+
+<h4>pljava_statement_cache_size</h4>
+
+<p><a href="/docs/userguide/2.1.0.0-incubating/reference/guc/parameter_definitions.html#pljava_statement_cache_size"><code>pljava_statement_cache_size</code></a> sets the size (in KB) of the Most Recently Used (MRU) cache for prepared statements.</p>
 
 <h4>pljava_vmoptions</h4>
 
-<p>Defines the start up options for the Java VM.</p>
+<p><a href="/docs/userguide/2.1.0.0-incubating/reference/guc/parameter_definitions.html#pljava_vmoptions"><code>pljava_vmoptions</code></a> defines the set of space-delimited start-up options for the Java VM.</p>
 
 <h3><a id="setting_serverconfigparams"></a>Setting PL/Java Configuration Parameters</h3>
 
-<p>You can set PL/Java server configuration parameters at the session level, or globally across your whole cluster. Your HAWQ cluster configuration must be reloaded after setting a server configuration value globally.</p>
+<p>You can set PL/Java server configuration parameters at the session level, or globally across your whole cluster.</p>
 
 <h4><a id="setsrvrcfg_global"></a>Cluster Level</h4>
 
 <p>You will perform different procedures to set a PL/Java server configuration parameter for your whole HAWQ cluster depending upon whether you manage your cluster from the command line or use Ambari. If you use Ambari to manage your HAWQ cluster, you must ensure that you update server configuration parameters only via the Ambari Web UI. If you manage your HAWQ cluster from the command line, you will use the <code>hawq config</code> command line utility to set PL/Java server configuration parameters.</p>
 
+<p>You must reload your HAWQ cluster configuration after you set a server configuration value globally.</p>
+
 <p>The following examples add a JAR file named <code>myclasses.jar</code> to the <code>pljava_classpath</code> server configuration parameter for the entire HAWQ cluster.</p>
 
 <p>If you use Ambari to manage your HAWQ cluster:</p>
 
 <ol>
-<li>Set the <code>pljava_classpath</code> configuration property to include <code>myclasses.jar</code> via the HAWQ service <strong>Configs &gt; Advanced &gt; Custom hawq-site</strong> drop down. </li>
+<li>Set the <code>pljava_classpath</code> configuration property <strong>Key</strong> <strong>Value</strong> to include <code>myclasses.jar</code> via the HAWQ service <strong>Configs &gt; Advanced &gt; Custom hawq-site</strong> drop down. </li>
 <li>Select <strong>Service Actions &gt; Restart All</strong> to load the updated configuration.</li>
 </ol>
 
 <p>If you manage your HAWQ cluster from the command line:</p>
 
 <ol>
-<li><p>Log in to the HAWQ master host as a HAWQ administrator and source the file <code>/usr/local/hawq/greenplum_path.sh</code>.</p>
-<pre class="highlight shell"><code><span class="gp">$ </span><span class="nb">source</span> /usr/local/hawq/greenplum_path.sh
+<li><p>Log in to the HAWQ master node as a HAWQ administrator and set up your HAWQ environment.</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>ssh gpadmin@master
+<span class="gp">gpadmin@master$ </span><span class="nb">source</span> /usr/local/hawq/greenplum_path.sh
 </code></pre></li>
 <li><p>Use the <code>hawq config</code> utility to set <code>pljava_classpath</code>:</p>
-<pre class="highlight shell"><code><span class="gp">$ </span>hawq config -c pljava_classpath -v <span class="se">\'</span>myclasses.jar<span class="se">\'</span>
-</code></pre></li>
+<pre class="highlight shell"><code><span class="gp">gpadmin@master$ </span>hawq config -c pljava_classpath -v <span class="s1">'myclasses.jar'</span>
+</code></pre>
+
+<p>The <code>-c</code> option identifies the name of the server configuration parameter, <code>-v</code> identifies the new value.</p></li>
 <li><p>Reload the HAWQ configuration:</p>
-<pre class="highlight shell"><code><span class="gp">$ </span>hawq stop cluster -u
+<pre class="highlight shell"><code><span class="gp">gpadmin@master$ </span>hawq stop cluster -u
 </code></pre></li>
 </ol>
 
 <h4><a id="setsrvrcfg_session"></a>Session Level</h4>
 
-<p>To set a PL/Java server configuration parameter for only the <em>current</em> database session, set the parameter within the <code>psql</code> subsystem. For example, to set <code>pljava_classpath</code>:</p>
+<p>To set a PL/Java server configuration parameter only for the <em>current</em> database session, set the parameter within the <code>psql</code> subsystem. For example:</p>
 <pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">SET</span> <span class="n">pljava_classpath</span><span class="o">=</span><span class="s1">'myclasses.jar'</span><span class="p">;</span>
 </code></pre>
 
+<h2><a id="security"></a>Security</h2>
+
+<p>This section describes specific security considerations when using PL/Java.</p>
+
+<h3><a id="installation"></a>Enable/Disable</h3>
+
+<p>Only a database superuser can enable and disable PL/Java. You install the PL/Java utility functions with <code>SECURITY DEFINER</code> privileges; they execute with the access permissions granted to the creator of the functions.</p>
+
+<h3><a id="trustedlang"></a>Trusted/Untrusted Language</h3>
+
+<p>PL/Java includes trusted and untrusted language variants.</p>
+
+<p>The PL/Java trusted language is named <code>java</code>. The trusted PL/Java language cannot access the file system as stipulated by the PostgreSQL definition of a trusted language. Any database user can create and execute functions in the trusted <code>java</code> language.</p>
+
+<p>The PL/Java untrusted language is named <code>javau</code>. You cannot restrict operation of functions you create with the <code>javau</code> untrusted language. Only database superusers have privileges to create untrusted PL/Java UDFs. Only database superusers and other database users explicitly <code>GRANT</code>ed the permissions can execute untrusted PL/Java UDFs.</p>
+
 <h2><a id="enablepljava"></a>Enabling and Removing PL/Java Support</h2>
 
-<p>The PL/Java extension must be explicitly enabled on each database in which it will be used.</p>
+<p>The PL/Java extension must be explicitly enabled on each database in which it will be used. To remove PL/Java support, the extension must be explicitly removed from each database in which it was used.</p>
 
 <h3><a id="pljavaprereq"></a>Prerequisites</h3>
 
@@ -1125,21 +1149,25 @@
 
 <ol>
 <li><p>Ensure that you have installed a supported Java runtime environment and that the <code>$JAVA_HOME</code> variable is set to the same path on the master and all segment nodes.</p></li>
-<li><p>Perform the following step on all machines to set up <code>ldconfig</code> for the installed JDK:</p>
-<pre class="highlight shell"><code><span class="gp">$ </span><span class="nb">echo</span> <span class="s2">"</span><span class="nv">$JAVA_HOME</span><span class="s2">/jre/lib/amd64/server"</span> &gt; /etc/ld.so.conf.d/libjdk.conf
-<span class="gp">$ </span>ldconfig
+<li><p>Perform the following step on all nodes in your HAWQ cluster to set up the shared library cache for the installed JDK:</p>
+<pre class="highlight shell"><code><span class="gp">root@hawq-node$ </span><span class="nb">echo</span> <span class="s2">"</span><span class="nv">$JAVA_HOME</span><span class="s2">/jre/lib/amd64/server"</span> &gt; /etc/ld.so.conf.d/libjdk.conf
+<span class="gp">root@hawq-node$ </span>ldconfig
+</code></pre></li>
+<li><p>Make sure that your HAWQ cluster is running, you have sourced <code>greenplum_path.sh</code> and that your <code>$GPHOME</code> environment variable is set.</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>ssh gpadmin@master
+<span class="gp">gpadmin@master$ </span><span class="nb">source</span> /usr/local/hawq/greenplum_path.sh
+<span class="gp">gpadmin@master$ </span>hawq state
 </code></pre></li>
-<li><p>Make sure that your HAWQ cluster is running, you have sourced <code>greenplum_path.sh</code> and that your <code>$GPHOME</code> environment variable is set.</p></li>
 </ol>
 
 <h3><a id="enablepljava"></a>Enable PL/Java and Install JAR Files</h3>
 
-<p>To use PL/Java:</p>
+<p>To use PL/Java, you must:</p>
 
 <ol>
 <li>Enable the language for each database.</li>
-<li>Install user-created JAR files on all HAWQ hosts.</li>
-<li>Add the names of the JAR files to the HAWQ <code>pljava_classpath</code> server configuration parameter. This parameter value should identify a list of the installed JAR files.</li>
+<li>Install custom JAR files on all HAWQ hosts.</li>
+<li>Add the names of the JAR files to the HAWQ <code>pljava_classpath</code> server configuration parameter. This parameter value should identify a list of all installed JAR files.</li>
 </ol>
 
 <h4><a id="enablepljava"></a>Enable PL/Java and Install JAR Files</h4>
@@ -1147,29 +1175,27 @@
 <p>Perform the following steps as the <code>gpadmin</code> user:</p>
 
 <ol>
-<li><p>Enable PL/Java by running the <code>$GPHOME/share/postgresql/pljava/install.sql</code> SQL script in the databases that will use PL/Java. The <code>install.sql</code> script registers both the trusted and untrusted PL/Java languages. For example, the following command enables PL/Java on a database named <code>testdb</code>:</p>
-<pre class="highlight shell"><code><span class="gp">$ </span>psql -d testdb -f <span class="nv">$GPHOME</span>/share/postgresql/pljava/install.sql
+<li><p>Enable PL/Java by running the <code>$GPHOME/share/postgresql/pljava/install.sql</code> SQL script on the databases that will use PL/Java. The <code>install.sql</code> script registers both the trusted (<code>java</code>) and untrusted PL/Java (<code>javau</code>) languages. For example, the following command enables the PL/Java languages on a database named <code>testdb</code>:</p>
+<pre class="highlight shell"><code><span class="gp">gpadmin@master$ </span>psql -d testdb -f <span class="nv">$GPHOME</span>/share/postgresql/pljava/install.sql
 </code></pre>
 
 <p>To enable the PL/Java extension in all new HAWQ databases, run the script on the <code>template1</code> database: </p>
-<pre class="highlight shell"><code><span class="gp">$ </span>psql -d template1 -f <span class="nv">$GPHOME</span>/share/postgresql/pljava/install.sql
+<pre class="highlight shell"><code><span class="gp">gpadmin@master$ </span>psql -d template1 -f <span class="nv">$GPHOME</span>/share/postgresql/pljava/install.sql
 </code></pre>
 
-<p>Use this option <em>only</em> if you are certain you want to enable PL/Java in all new databases.</p></li>
-<li><p>Copy your Java archives (JAR files) to <code>$GPHOME/lib/postgresql/java/</code> on all HAWQ hosts. This example uses the <code>hawq scp</code> utility to copy the <code>myclasses.jar</code> file located in the current directory:</p>
-<pre class="highlight shell"><code><span class="gp">$ </span>hawq scp -f hawq_hosts myclasses.jar <span class="o">=</span>:<span class="nv">$GPHOME</span>/lib/postgresql/java/
-</code></pre>
-
-<p>The <code>hawq_hosts</code> file contains a list of the HAWQ hosts.</p></li>
-<li><p>Add the JAR files to the <code>pljava_classpath</code> configuration parameter. Refer to <a href="#setting_serverconfigparams">Setting PL/Java Configuration Parameters</a> for the specific procedure.</p></li>
-<li><p>(Optional) Your HAWQ installation includes an <code>examples.sql</code> file.  This script contains sample PL/Java functions that you can use for testing. Run the commands in this file to create and run test functions that use the Java classes in <code>examples.jar</code>:</p>
-<pre class="highlight shell"><code><span class="gp">$ </span>psql -f <span class="nv">$GPHOME</span>/share/postgresql/pljava/examples.sql
+<p>Use this option <em>only</em> if you are certain you want to enable both the trusted and untrusted versions of PL/Java in all newly-created databases. After you invoke this command, PL/Java will be enabled in each new database that a user creates.</p></li>
+<li><p>Copy all custom Java JAR files to <code>$GPHOME/lib/postgresql/java/</code> on all HAWQ nodes. This example uses the <code>hawq scp</code> utility to copy the <code>myclasses.jar</code> file  to the list of hosts identified in the <code>hawq_hosts</code> file:</p>
+<pre class="highlight shell"><code><span class="gp">gpadmin@master$ </span>hawq scp -f ./hawq_hosts ./myclasses.jar <span class="o">=</span>:/usr/local/hawq/lib/postgresql/java/
+</code></pre></li>
+<li><p>Add all JAR files to the <code>pljava_classpath</code> configuration parameter. Refer to <a href="#setting_serverconfigparams">Setting PL/Java Configuration Parameters</a> for the specific procedure.</p></li>
+<li><p>(Optional) Your HAWQ installation includes an <code>examples.sql</code> file. This script registers sample PL/Java functions that you can use to test the PL/Java installation. Run the commands in this file to create and execute PL/Java user-defined functions that use the Java classes implemented in <code>examples.jar</code>. The database on which you run the script must have PL/Java enabled:</p>
+<pre class="highlight shell"><code><span class="gp">gpadmin@master$ </span>psql -d &lt;dbname&gt; -f <span class="nv">$GPHOME</span>/share/postgresql/pljava/examples.sql
 </code></pre></li>
 </ol>
 
 <h4>Configuring PL/Java VM Options</h4>
 
-<p>PL/Java JVM options can be configured via the <code>pljava_vmoptions</code> server configuration parameter. For example, <code>pljava_vmoptions=-Xmx512M</code> sets the maximum heap size of the JVM. The default <code>-Xmx</code> value is <code>64M</code>.</p>
+<p>Configure PL/Java JVM options via the <code>pljava_vmoptions</code> server configuration parameter. For example, <code>pljava_vmoptions=-Xmx512M</code> sets the maximum heap size of the JVM. (The default <code>-Xmx</code> value is <code>64M</code>.)</p>
 
 <p>Refer to <a href="#setting_serverconfigparams">Setting PL/Java Configuration Parameters</a> for the specific procedure to set PL/Java server configuration parameters.</p>
 
@@ -1179,13 +1205,13 @@
 
 <ol>
 <li>Remove PL/Java support from each database in which it was added.</li>
-<li>Uninstall the Java JAR files.</li>
+<li>Uninstall/remove the Java JAR files.</li>
 </ol>
 
 <h4><a id="uninstallpljavasupport"></a>Remove PL/Java Support from Databases</h4>
 
-<p>For a database that no longer requires the PL/Java language, remove support for PL/Java by running the <code>uninstall.sql</code> script as the <code>gpadmin</code> user. For example, the following command disables the PL/Java language in the specified database:</p>
-<pre class="highlight shell"><code><span class="gp">$ </span>psql -d &lt;dbname&gt; -f <span class="nv">$GPHOME</span>/share/postgresql/pljava/uninstall.sql
+<p>Remove support for PL/Java by running the <code>uninstall.sql</code> script as the <code>gpadmin</code> user. For example, the following command disables the PL/Java languages in the specified database:</p>
+<pre class="highlight shell"><code><span class="gp">gpadmin@master$ </span>psql -d &lt;dbname&gt; -f <span class="nv">$GPHOME</span>/share/postgresql/pljava/uninstall.sql
 </code></pre>
 
 <p>Replace &lt;dbname&gt; with the name of the target database.</p>
@@ -1198,7 +1224,7 @@
 
 <ol>
 <li><p>Remove the <code>pljava_classpath</code> configuration property via the HAWQ service <strong>Configs &gt; Advanced &gt; Custom hawq-site</strong> drop down.</p></li>
-<li><p>Remove the JAR files from the <code>$GPHOME/lib/postgresql/java/</code> directory of each HAWQ host.</p></li>
+<li><p>Remove the JAR files from the <code>$GPHOME/lib/postgresql/java/</code> directory on each HAWQ host.</p></li>
 <li><p>Select <strong>Service Actions &gt; Restart All</strong> to restart your HAWQ cluster.</p></li>
 </ol>
 
@@ -1206,14 +1232,14 @@
 
 <ol>
 <li><p>Log in to the HAWQ master host as a HAWQ administrator and source the file <code>/usr/local/hawq/greenplum_path.sh</code>.</p>
-<pre class="highlight shell"><code><span class="gp">$ </span><span class="nb">source</span> /usr/local/hawq/greenplum_path.sh
+<pre class="highlight shell"><code><span class="gp">gpadmin@master$ </span><span class="nb">source</span> /usr/local/hawq/greenplum_path.sh
 </code></pre></li>
-<li><p>Use the <code>hawq config</code> utility to remove <code>pljava_classpath</code>:</p>
-<pre class="highlight shell"><code><span class="gp">$ </span>hawq config -r pljava_classpath
+<li><p>Use the <code>hawq config</code> utility to remove the <code>pljava_classpath</code> setting:</p>
+<pre class="highlight shell"><code><span class="gp">gpadmin@master$ </span>hawq config -r pljava_classpath
 </code></pre></li>
-<li><p>Remove the JAR files from the <code>$GPHOME/lib/postgresql/java/</code> directory of each HAWQ host.</p></li>
-<li><p>If you manage your cluster from the command line, run:</p>
-<pre class="highlight shell"><code><span class="gp">$ </span>hawq restart cluster
+<li><p>Remove the JAR files from the <code>$GPHOME/lib/postgresql/java/</code> directory on each HAWQ host.</p></li>
+<li><p>Restart your HAWQ cluster:</p>
+<pre class="highlight shell"><code><span class="gp">gpadmin@master$ </span>hawq restart cluster
 </code></pre></li>
 </ol>
 
@@ -1232,30 +1258,45 @@
 <li><a href="#returnsetofcomplex">Returning a SETOF &lt;complex type&gt;</a></li>
 </ul>
 
+<p>You must have a Java SDK installed to write Java methods.</p>
+
 <h3><a id="sqldeclaration"></a>SQL Declaration</h3>
 
-<p>A Java function is declared with the name of a class and a static method on that class. The class will be resolved using the classpath that has been defined for the schema where the function is declared. If no classpath has been defined for that schema, the public schema is used. If no classpath is found there either, the class is resolved using the system classloader.</p>
+<p>PL/Java functions are defined using the standard SQL <a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a> syntax. A PL/Java user-defined function specifies <code>LANGUAGE java</code> (trusted) or <code>LANGUAGE javau</code> (untrusted). The function must also include <code>RETURNS</code> and <code>AS</code> clauses.</p>
+
+<p>The <code>RETURNS</code> clause identifies the type of the function&rsquo;s return value. </p>
 
-<p>The following function can be declared to access the static method getProperty on <code>java.lang.System</code> class:</p>
-<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">FUNCTION</span> <span class="n">getsysprop</span><span class="p">(</span><span class="n">VARCHAR</span><span class="p">)</span>
+<p>Use the <code>AS</code> clause to identify the name of a Java class and the static method on that class that HAWQ invokes when it executes the function. Any arguments to the UDF are also passed to the Java method.</p>
+
+<p>The Java class is resolved using the classpath that has been defined for the schema in which the function is declared. If no classpath has been defined for that schema, the <code>public</code> schema is used. If no classpath is found in the <code>public</code> schema, an attempt is made to resolve the class using the Java system class loader.</p>
+
+<p>Example: Create a UDF wrapper around the <code>java.lang.System</code> class <code>getProperty()</code> method.  <code>getProperty()</code> takes a property name string as input and returns the string value of that property:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">FUNCTION</span> <span class="n">getsysprop_udf</span><span class="p">(</span><span class="n">VARCHAR</span><span class="p">)</span>
      <span class="k">RETURNS</span> <span class="n">VARCHAR</span>
      <span class="k">AS</span> <span class="s1">'java.lang.System.getProperty'</span>
    <span class="k">LANGUAGE</span> <span class="n">java</span><span class="p">;</span>
 </code></pre>
 
-<p>Run the following command to return the Java <code>user.home</code> property:</p>
-<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">SELECT</span> <span class="n">getsysprop</span><span class="p">(</span><span class="s1">'user.home'</span><span class="p">);</span>
+<p>Execute the <code>getsysprop_udf()</code> PL/Java UDF, passing as input the property name  <code>user.home</code>:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">SELECT</span> <span class="n">getsysprop_udf</span><span class="p">(</span><span class="s1">'user.home'</span><span class="p">);</span>
 </code></pre>
+<pre class="highlight plaintext"><code> getsysprop_udf   
+----------------
+ /home/gpadmin
+(1 row)
+</code></pre>
+
+<p><code>getsyprop_udf()</code> returns the value <code>/home/gpadmin</code>, the current user&rsquo;s (<code>gpadmin</code>) home directory.</p>
 
 <h3><a id="typemapping"></a>Type Mapping</h3>
 
-<p>Scalar types are mapped in a straightforward way. This table lists the current mappings.</p>
+<p>Scalar types are mapped between HAWQ and Java in a straightforward way. The current HAWQ to Java type mappings are listed in the table below.</p>
 
-<p><strong><em>Table 1: PL/Java data type mappings</em></strong></p>
+<p><strong>Table 1: PL/Java Data Type Mappings</strong></p>
 
 <table><thead>
 <tr>
-<th>PostgreSQL</th>
+<th>HAWQ</th>
 <th>Java</th>
 </tr>
 </thead><tbody>
@@ -1321,18 +1362,25 @@
 </tr>
 </tbody></table>
 
-<p>All other types are mapped to <code>java.lang.String</code> and will utilize the standard textin/textout routines registered for respective type.</p>
+<p>All other types are mapped to <code>java.lang.String</code> and will utilize the standard textin/textout routines registered for the respective type.</p>
 
 <h3><a id="nullhandling"></a>NULL Handling</h3>
 
-<p>The scalar types that map to Java primitives can not be passed as NULL values. To pass NULL values, those types can have an alternative mapping. You enable this mapping by explicitly denoting it in the method reference.</p>
-<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">FUNCTION</span> <span class="n">trueIfEvenOrNull</span><span class="p">(</span><span class="n">integer</span><span class="p">)</span>
-     <span class="k">RETURNS</span> <span class="n">bool</span>
-     <span class="k">AS</span> <span class="s1">'foo.fee.Fum.trueIfEvenOrNull(java.lang.Integer)'</span>
-   <span class="k">LANGUAGE</span> <span class="n">java</span><span class="p">;</span>
-</code></pre>
+<p>The scalar types that map to Java primitives can not be passed as NULL values to Java methods. To pass NULL values, those types should be mapped to the Java object wrapper class that corresponds with the primitive, and must be explicitly denoted in the method reference. For example, the object wrapper class for the <code>integer</code> primitive type is <code>java.lang.Integer</code>.</p>
 
-<p>The Java code would be similar to this:</p>
+<p>Example: Handling Null Inputs</p>
+
+<ol>
+<li><p>Create a work area for the example:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>mkdir pljava_work
+<span class="gp">$ </span><span class="nb">cd </span>pljava_work
+<span class="gp">$ </span><span class="nb">export </span><span class="nv">PLJAVAWORK</span><span class="o">=</span><span class="sb">`</span><span class="nb">pwd</span><span class="sb">`</span>
+<span class="gp">$ </span>mkdir -p pljex/foo/fee
+<span class="gp">$ </span><span class="nb">cd </span>pljex/foo/fee
+</code></pre></li>
+<li><p>Create a new file named <code>Fum.java</code>, adding the following text to create a class named <code>Fum</code> with a single method named <code>trueIfEvenOrNull()</code>. This method takes an integer as input and returns true if the integer is even or NULL, false otherwise:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>vi Fum.java
+</code></pre>
 <pre class="highlight java"><code><span class="kn">package</span> <span class="n">foo</span><span class="o">.</span><span class="na">fee</span><span class="o">;</span>
 <span class="kd">public</span> <span class="kd">class</span> <span class="nc">Fum</span>
 <span class="o">{</span>
@@ -1343,29 +1391,54 @@
       <span class="o">:</span> <span class="o">(</span><span class="n">value</span><span class="o">.</span><span class="na">intValue</span><span class="o">()</span> <span class="o">%</span> <span class="mi">1</span><span class="o">)</span> <span class="o">==</span> <span class="mi">0</span><span class="o">;</span>
   <span class="o">}</span>
 <span class="o">}</span>
+</code></pre></li>
+<li><p>Compile the <code>Fum</code> class and create a JAR file for this class named <code>pljex.jar</code>:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>javac Fum.java
+<span class="gp">$ </span><span class="nb">cd</span> ../..
+<span class="gp">$ </span>jar cf pljex.jar foo
+</code></pre></li>
+<li><p>Copy the JAR file to the default PL/Java classpath directory:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>cp pljex.jar /usr/local/hawq/lib/postgresql/java/
+</code></pre></li>
+<li><p>Start the <code>psql</code> subsystem:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>psql -d testdb
+</code></pre></li>
+<li><p>Add the JAR file to the session-level classpath:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">SET</span> <span class="n">pljava_classpath</span><span class="o">=</span><span class="s1">'pljex.jar'</span><span class="p">;</span>
+</code></pre></li>
+<li><p>Create a trusted PL/Java UDF that invokes the <code>Fum</code> class <code>trueIfEvenOrNull()</code> method:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">FUNCTION</span> <span class="n">isEvenOrNull</span><span class="p">(</span><span class="n">integer</span><span class="p">)</span>
+     <span class="k">RETURNS</span> <span class="n">bool</span>
+     <span class="k">AS</span> <span class="s1">'foo.fee.Fum.trueIfEvenOrNull(java.lang.Integer)'</span>
+   <span class="k">LANGUAGE</span> <span class="n">java</span><span class="p">;</span>
 </code></pre>
 
-<p>The following two statements both yield true:</p>
-<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">SELECT</span> <span class="n">trueIfEvenOrNull</span><span class="p">(</span><span class="k">NULL</span><span class="p">);</span>
-<span class="o">=&gt;</span> <span class="k">SELECT</span> <span class="n">trueIfEvenOrNull</span><span class="p">(</span><span class="mi">4</span><span class="p">);</span>
+<p>Notice that the UDF input type is <code>integer</code>, while the <code>trueIfEvenOrNull()</code> Java method input is a <code>java.lang.Integer</code> object.</p></li>
+<li><p>Execute the UDF twice, once with a NULL and once with an even input:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">SELECT</span> <span class="n">isEvenOrNull</span><span class="p">(</span><span class="k">NULL</span><span class="p">);</span>
+<span class="o">=&gt;</span> <span class="k">SELECT</span> <span class="n">isEvenOrNull</span><span class="p">(</span><span class="mi">4</span><span class="p">);</span>
 </code></pre>
 
-<p>In order to return NULL values from a Java method, you use the object type that corresponds to the primitive (for example, you return <code>java.lang.Integer</code> instead of <code>int</code>). The PL/Java resolve mechanism finds the method regardless. Since Java cannot have different return types for methods with the same name, this does not introduce any ambiguity.</p>
+<p>Both statements should return true.</p></li>
+</ol>
 
 <h3><a id="complextypes"></a>Complex Types</h3>
 
-<p>A complex type will always be passed as a read-only <code>java.sql.ResultSet</code> with exactly one row. The <code>ResultSet</code> is positioned on its row so a call to <code>next()</code> should not be made. The values of the complex type are retrieved using the standard getter methods of the <code>ResultSet</code>.</p>
+<p>PL/Java supports complex types. Use the <code>CREATE TYPE</code> SQL command to create the complex type. Use the <code>CREATE FUNCTION</code> SQL command to define a PL/Java UDF whose input argument is the new (complex) type.</p>
 
-<p>Example:</p>
-<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">TYPE</span> <span class="n">complexTest</span>
-     <span class="k">AS</span><span class="p">(</span><span class="n">base</span> <span class="n">integer</span><span class="p">,</span> <span class="n">incbase</span> <span class="n">integer</span><span class="p">,</span> <span class="n">ctime</span> <span class="n">timestamptz</span><span class="p">);</span>
-<span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">FUNCTION</span> <span class="n">useComplexTest</span><span class="p">(</span><span class="n">complexTest</span><span class="p">)</span>
-     <span class="k">RETURNS</span> <span class="n">VARCHAR</span>
-     <span class="k">AS</span> <span class="s1">'foo.fee.Fum.useComplexTest'</span>
-   <span class="k">IMMUTABLE</span> <span class="k">LANGUAGE</span> <span class="n">java</span><span class="p">;</span>
-</code></pre>
+<p>A complex type is always passed to a Java method as a read-only <code>java.sql.ResultSet</code> with exactly one row. The values of the specific fields in the complex type are retrieved using the standard getter method associated with the data type of each field present in the <code>ResultSet</code>.</p>
 
-<p>In the Java class <code>Fum</code>, we add the following static method:</p>
+<p>Example: Complex Input Types</p>
+
+<ol>
+<li><p>Add the following definitions and static method to the Java <code>Fum</code> class you created in an earlier exercise. This method outputs the components of the complex type comprised of two integer fields and a timestamp field:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span><span class="nb">cd</span> <span class="nv">$PLJAVAWORK</span>/pljex/foo/fee
+<span class="gp">$ </span>vi Fum.java
+</code></pre>
+<pre class="highlight java"><code><span class="kn">import</span> <span class="nn">java.sql.ResultSet</span><span class="o">;</span>
+<span class="kn">import</span> <span class="nn">java.sql.SQLException</span><span class="o">;</span>
+<span class="kn">import</span> <span class="nn">java.sql.Timestamp</span><span class="o">;</span>
+</code></pre>
 <pre class="highlight java"><code><span class="kd">public</span> <span class="kd">static</span> <span class="n">String</span> <span class="nf">useComplexTest</span><span class="o">(</span><span class="n">ResultSet</span> <span class="n">complexTest</span><span class="o">)</span>
 <span class="kd">throws</span> <span class="n">SQLException</span>
 <span class="o">{</span>
@@ -1378,18 +1451,58 @@
 <span class="o">}</span>
 </code></pre>
 
-<h3><a id="returningcomplextypes"></a>Returning Complex Types</h3>
-
-<p>Java does not stipulate any way to create a <code>ResultSet</code>. Hence, returning a ResultSet is not an option. The SQL-2003 draft suggests that a complex return value should be handled as an IN/OUT parameter. PL/Java implements a <code>ResultSet</code> that way. If you declare a function that returns a complex type, you will need to use a Java method with boolean return type with a last parameter of type <code>java.sql.ResultSet</code>. The parameter will be initialized to an empty updateable ResultSet that contains exactly one row.</p>
+<p>Add the <code>imports</code> under the <code>package</code> definition. And be sure to include the <code>useComplexTypes()</code> method within the <code>Fum</code> class <code>{}</code>s. </p>
 
-<p>Assume that the complexTest type in previous section has been created.</p>
-<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">FUNCTION</span> <span class="n">createComplexTest</span><span class="p">(</span><span class="n">int</span><span class="p">,</span> <span class="n">int</span><span class="p">)</span>
-     <span class="k">RETURNS</span> <span class="n">complexTest</span>
-     <span class="k">AS</span> <span class="s1">'foo.fee.Fum.createComplexTest'</span>
+<p>Notice that the <code>ResultSet</code> object is immediately referenced; a call to <code>next()</code> is not required.</p></li>
+<li><p>Compile the <code>Fum</code> class, create the JAR file, and copy the JAR file to the default PL/Java classpath directory:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>javac Fum.java
+<span class="gp">$ </span><span class="nb">cd</span> ../..
+<span class="gp">$ </span>jar cf pljex.jar foo
+<span class="gp">$ </span>cp pljex.jar /usr/local/hawq/lib/postgresql/java/
+</code></pre></li>
+<li><p>Start the <code>psql</code> subsystem:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>psql -d testdb
+</code></pre></li>
+<li><p>Add the JAR file to the session-level classpath:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">SET</span> <span class="n">pljava_classpath</span><span class="o">=</span><span class="s1">'pljex.jar'</span><span class="p">;</span>
+</code></pre></li>
+<li><p>Create a custom complex type with 2 integers and a single timestamp component:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">TYPE</span> <span class="n">complexTestType</span>
+     <span class="k">AS</span><span class="p">(</span><span class="n">base</span> <span class="n">integer</span><span class="p">,</span> <span class="n">incbase</span> <span class="n">integer</span><span class="p">,</span> <span class="n">ctime</span> <span class="n">timestamptz</span><span class="p">);</span>
+</code></pre></li>
+<li><p>Create a PL/Java UDF that invokes the <code>Fum</code> class <code>useComplexTest()</code> method, specifying a <code>complexTestType</code> as input:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">FUNCTION</span> <span class="n">useComplexTest</span><span class="p">(</span><span class="n">complexTestType</span><span class="p">)</span>
+     <span class="k">RETURNS</span> <span class="n">VARCHAR</span>
+     <span class="k">AS</span> <span class="s1">'foo.fee.Fum.useComplexTest'</span>
    <span class="k">IMMUTABLE</span> <span class="k">LANGUAGE</span> <span class="n">java</span><span class="p">;</span>
+</code></pre></li>
+<li><p>Execute the <code>useComplexTest()</code> UDF, providing 2 integers and a timestamp as input:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">SELECT</span> <span class="n">useComplexTest</span><span class="p">(</span> <span class="s1">'(1,2,20170101010203)'</span> <span class="p">);</span>
+</code></pre>
+<pre class="highlight plaintext"><code>                       usecomplextest                       
+------------------------------------------------------------
+ Base = "1", incbase = "2", ctime = "2017-01-01 01:02:03.0"
+(1 row)
 </code></pre>
 
-<p>The PL/Java method resolve will now find the following method in the <code>Fum</code> class:</p>
+<p>Running the UDF displays the fields and values comprising the complex type.</p></li>
+</ol>
+
+<h3><a id="returningcomplextypes"></a>Returning Complex Types</h3>
+
+<p>As Java does not define any way to create a <code>ResultSet</code>, returning a <code>ResultSet</code> from a Java method is not an option. The SQL-2003 draft suggests that a complex return value should be handled as an input/output argument. Conveniently, PL/Java implements a <code>ResultSet</code> that way. To declare a function that returns a complex type, you must implement a Java method with a <code>boolean</code> return type and a last input argument of type <code>java.sql.ResultSet</code>. This input/output argument will be initialized to an empty updateable <code>ResultSet</code> that contains exactly one row.</p>
+
+<p>Example: Complex Return Types</p>
+
+<ol>
+<li><p>Create the <code>complexTestType</code> type definition if you did not yet create it:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">TYPE</span> <span class="n">complexTestType</span>
+     <span class="k">AS</span><span class="p">(</span><span class="n">base</span> <span class="n">integer</span><span class="p">,</span> <span class="n">incbase</span> <span class="n">integer</span><span class="p">,</span> <span class="n">ctime</span> <span class="n">timestamptz</span><span class="p">);</span>
+</code></pre></li>
+<li><p>Add the following static method to the Java class <code>Fum</code> you created in an earlier exercise. This method takes two integers as input, returning a complex type consisting of the first input integer, first input integer added to the second input integer, and a current timestamp:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span><span class="nb">cd</span> <span class="nv">$PLJAVAWORK</span>/pljex/foo/fee
+<span class="gp">$ </span>vi Fum.java
+</code></pre>
 <pre class="highlight java"><code><span class="kd">public</span> <span class="kd">static</span> <span class="kt">boolean</span> <span class="nf">complexReturn</span><span class="o">(</span><span class="kt">int</span> <span class="n">base</span><span class="o">,</span> <span class="kt">int</span> <span class="n">increment</span><span class="o">,</span> 
   <span class="n">ResultSet</span> <span class="n">receiver</span><span class="o">)</span>
 <span class="kd">throws</span> <span class="n">SQLException</span>
@@ -1402,23 +1515,56 @@
 <span class="o">}</span>
 </code></pre>
 
-<p>The return value denotes if the receiver should be considered as a valid tuple (true) or NULL (false).</p>
+<p>The return value denotes if the <code>receiver</code> should be considered as a valid tuple (true) or NULL (false).</p></li>
+<li><p>Compile the <code>Fum</code> class, create the JAR file, and copy the JAR file to the default PL/Java classpath directory:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>javac Fum.java
+<span class="gp">$ </span><span class="nb">cd</span> ../..
+<span class="gp">$ </span>jar cf pljex.jar foo
+<span class="gp">$ </span>cp pljex.jar /usr/local/hawq/lib/postgresql/java/
+</code></pre></li>
+<li><p>Start the <code>psql</code> subsystem:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>psql -d testdb
+</code></pre></li>
+<li><p>Add the JAR file to the session-level classpath:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">SET</span> <span class="n">pljava_classpath</span><span class="o">=</span><span class="s1">'pljex.jar'</span><span class="p">;</span>
+</code></pre></li>
+<li><p>Create a PL/Java UDF that invokes the <code>Fum</code> class <code>createComplexType()</code> method, taking two integers as input:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">FUNCTION</span> <span class="n">createComplexTest</span><span class="p">(</span><span class="n">int</span><span class="p">,</span> <span class="n">int</span><span class="p">)</span>
+     <span class="k">RETURNS</span> <span class="n">complexTestType</span>
+     <span class="k">AS</span> <span class="s1">'foo.fee.Fum.complexReturn'</span>
+   <span class="k">IMMUTABLE</span> <span class="k">LANGUAGE</span> <span class="n">java</span><span class="p">;</span>
+</code></pre></li>
+<li><p>Execute the <code>createComplexTest()</code> UDF, providing 2 integers  as input:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">SELECT</span> <span class="n">createComplexTest</span><span class="p">(</span><span class="mi">11</span><span class="p">,</span><span class="mi">22</span><span class="p">);</span>
+</code></pre>
+<pre class="highlight plaintext"><code>          createcomplextest           
+--------------------------------------
+ (11,33,"2016-12-31 23:04:09.388-08")
+(1 row)
+</code></pre>
+
+<p>As described, the UDF, when executed, returns the first input integer, the sum of the first and second input integers, and the current timestamp.</p></li>
+</ol>
 
 <h3><a id="functionreturnsets"></a>Functions that Return Sets</h3>
 
-<p>When returning result set, you should not build a result set before returning it, because building a large result set would consume a large amount of resources. It is better to produce one row at a time. Incidentally, that is what the HAWQ backend expects a function with SETOF return to do. You can return a SETOF a scalar type such as an int, float or varchar, or you can return a SETOF a complex type.</p>
+<p>PL/Java supports user-defined functions that return sets of both scalar and complex types. </p>
 
-<h3><a id="returnsetofscalar"></a>Returning a SETOF &lt;scalar type&gt;</h3>
+<p>The HAWQ backend expects a function that <code>RETURNS</code> a <code>SETOF</code> to return one row at a time.</p>
 
-<p>In order to return a set of a scalar type, you need create a Java method that returns something that implements the <code>java.util.Iterator</code> interface. Here is an example of a method that returns a SETOF varchar:</p>
-<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">FUNCTION</span> <span class="n">javatest</span><span class="p">.</span><span class="n">getSystemProperties</span><span class="p">()</span>
-     <span class="k">RETURNS</span> <span class="k">SETOF</span> <span class="n">varchar</span>
-     <span class="k">AS</span> <span class="s1">'foo.fee.Bar.getNames'</span>
-   <span class="k">IMMUTABLE</span> <span class="k">LANGUAGE</span> <span class="n">java</span><span class="p">;</span>
-</code></pre>
+<h3><a id="returnsetofscalar"></a>Returning a SETOF &lt;Scalar Type&gt;</h3>
+
+<p>To return a set of a scalar type, the Java method must return an object that implements the <code>java.util.Iterator</code> interface. </p>
+
+<p>Example: Function that returns a SETOF varchar:</p>
 
-<p>This simple Java method returns an iterator:</p>
+<ol>
+<li><p>Create a new file named <code>Bar.java</code>, adding the following text to create a class named <code>Bar</code> with a single method named <code>getNames()</code>. This method uses an <code>Iterator</code> to collect and return a list of string names:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span><span class="nb">cd</span> <span class="nv">$PLJAVAWORK</span>/pljex/foo/fee
+<span class="gp">$ </span>vi Bar.java
+</code></pre>
 <pre class="highlight java"><code><span class="kn">package</span> <span class="n">foo</span><span class="o">.</span><span class="na">fee</span><span class="o">;</span>
+<span class="kn">import</span> <span class="nn">java.util.ArrayList</span><span class="o">;</span>
 <span class="kn">import</span> <span class="nn">java.util.Iterator</span><span class="o">;</span>
 
 <span class="kd">public</span> <span class="kd">class</span> <span class="nc">Bar</span>
@@ -1433,29 +1579,73 @@
         <span class="k">return</span> <span class="n">names</span><span class="o">.</span><span class="na">iterator</span><span class="o">();</span>
     <span class="o">}</span>
 <span class="o">}</span>
+</code></pre></li>
+<li><p>Compile the <code>Bar</code> class (ignore warnings), create the JAR file, and copy the JAR file to the default PL/Java classpath directory:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>javac <span class="k">*</span>.java
+<span class="gp">$ </span><span class="nb">cd</span> ../..
+<span class="gp">$ </span>jar cf pljex.jar foo
+<span class="gp">$ </span>cp pljex.jar /usr/local/hawq/lib/postgresql/java/
+</code></pre></li>
+<li><p>Start the <code>psql</code> subsystem:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>psql -d testdb
+</code></pre></li>
+<li><p>Add the JAR file to the session-level classpath:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">SET</span> <span class="n">pljava_classpath</span><span class="o">=</span><span class="s1">'pljex.jar'</span><span class="p">;</span>
+</code></pre></li>
+<li><p>Create a PL/Java UDF that invokes the <code>Bar</code> class <code>getNames()</code> method:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">FUNCTION</span> <span class="n">getListOfNames</span><span class="p">()</span>
+     <span class="k">RETURNS</span> <span class="k">SETOF</span> <span class="n">varchar</span>
+     <span class="k">AS</span> <span class="s1">'foo.fee.Bar.getNames'</span>
+   <span class="k">IMMUTABLE</span> <span class="k">LANGUAGE</span> <span class="n">java</span><span class="p">;</span>
+</code></pre></li>
+<li><p>Execute the UDF:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">SELECT</span> <span class="n">getListOfNames</span><span class="p">();</span>
+</code></pre>
+<pre class="highlight plaintext"><code> getlistofnames 
+----------------
+ Lisa
+ Bob
+ Bill
+ Sally
+(4 rows)
 </code></pre>
 
-<h3><a id="returnsetofcomplex"></a>Returning a SETOF &lt;complex type&gt;</h3>
+<p>The UDF returns a list of four string names.</p></li>
+</ol>
 
-<p>A method returning a SETOF <complex type> must use either the interface <code>org.postgresql.pljava.ResultSetProvider</code> or <code>org.postgresql.pljava.ResultSetHandle</code>. The reason for having two interfaces is that they cater for optimal handling of two distinct use cases. The former is for cases when you want to dynamically create each row that is to be returned from the SETOF function. The latter makes is in cases where you want to return the result of an executed query.</p>
+<h3><a id="returnsetofcomplex"></a>Returning a SETOF &lt;Complex Type&gt;</h3>
+
+<p>A method returning a set of &lt;complex type&gt; must implement either the <code>org.postgresql.pljava.ResultSetProvider</code> interface or the <code>org.postgresql.pljava.ResultSetHandle</code> interface. The interfaces provide optimal handling for distinct use cases. Use <code>org.postgresql.pljava.ResultSetProvider</code> when you want to dynamically create each row the function returns. Use <code>org.postgresql.pljava.ResultSetHandle</code> in cases where you want to return the result of an executed query.</p>
 
 <h4>Using the ResultSetProvider Interface</h4>
 
-<p>This interface has two methods. The boolean <code>assignRowValues(java.sql.ResultSet tupleBuilder, int rowNumber)</code> and the <code>void close()</code> method. The HAWQ query evaluator will call the <code>assignRowValues</code> repeatedly until it returns false or until the evaluator decides that it does not need any more rows. Then it calls close.</p>
+<p>The <code>ResultSetProvider</code> interface has two methods:</p>
 
-<p>You can use this interface the following way:</p>
-<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">FUNCTION</span> <span class="n">javatest</span><span class="p">.</span><span class="n">listComplexTests</span><span class="p">(</span><span class="n">int</span><span class="p">,</span> <span class="n">int</span><span class="p">)</span>
-     <span class="k">RETURNS</span> <span class="k">SETOF</span> <span class="n">complexTest</span>
-     <span class="k">AS</span> <span class="s1">'foo.fee.Fum.listComplexTest'</span>
-   <span class="k">IMMUTABLE</span> <span class="k">LANGUAGE</span> <span class="n">java</span><span class="p">;</span>
+<ul>
+<li><code>boolean assignRowValues(java.sql.ResultSet tupleBuilder, int rowNumber)</code></li>
+<li><code>void close()</code> </li>
+</ul>
+
+<p>The HAWQ query evaluator calls <code>assignRowValues()</code> repeatedly until it returns false or until the evaluator decides that it does not need any more rows. At that point, it will call <code>close()</code>.</p>
+
+<p>Example: Using the <code>ResultSetProvider</code> Interface</p>
+
+<ol>
+<li><p>Create a new file named <code>FumSetOfComplex.java</code>, adding the following text to create a class named <code>FumSetOfComplex</code> that implements the <code>ResultSetProvider</code> interface:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span><span class="nb">cd</span> <span class="nv">$PLJAVAWORK</span>/pljex/foo/fee
+<span class="gp">$ </span>vi FumSetOfComplex.java
 </code></pre>
+<pre class="highlight java"><code><span class="kn">package</span> <span class="n">foo</span><span class="o">.</span><span class="na">fee</span><span class="o">;</span>
+<span class="kn">import</span> <span class="nn">java.sql.ResultSet</span><span class="o">;</span>
+<span class="kn">import</span> <span class="nn">java.sql.SQLException</span><span class="o">;</span>
+<span class="kn">import</span> <span class="nn">java.sql.Timestamp</span><span class="o">;</span>
+<span class="kn">import</span> <span class="nn">org.postgresql.pljava.ResultSetProvider</span><span class="o">;</span>
 
-<p>The function maps to a static java method that returns an instance that implements the <code>ResultSetProvider</code> interface.</p>
-<pre class="highlight java"><code><span class="kd">public</span> <span class="kd">class</span> <span class="nc">Fum</span> <span class="kd">implements</span> <span class="n">ResultSetProvider</span>
+<span class="kd">public</span> <span class="kd">class</span> <span class="nc">FumSetOfComplex</span> <span class="kd">implements</span> <span class="n">ResultSetProvider</span>
 <span class="o">{</span>
   <span class="kd">private</span> <span class="kd">final</span> <span class="kt">int</span> <span class="n">m_base</span><span class="o">;</span>
   <span class="kd">private</span> <span class="kd">final</span> <span class="kt">int</span> <span class="n">m_increment</span><span class="o">;</span>
-  <span class="kd">public</span> <span class="nf">Fum</span><span class="o">(</span><span class="kt">int</span> <span class="n">base</span><span class="o">,</span> <span class="kt">int</span> <span class="n">increment</span><span class="o">)</span>
+  <span class="kd">public</span> <span class="nf">FumSetOfComplex</span><span class="o">(</span><span class="kt">int</span> <span class="n">base</span><span class="o">,</span> <span class="kt">int</span> <span class="n">increment</span><span class="o">)</span>
   <span class="o">{</span>
     <span class="n">m_base</span> <span class="o">=</span> <span class="n">base</span><span class="o">;</span>
     <span class="n">m_increment</span> <span class="o">=</span> <span class="n">increment</span><span class="o">;</span>
@@ -1464,8 +1654,6 @@
 <span class="n">currentRow</span><span class="o">)</span>
   <span class="kd">throws</span> <span class="n">SQLException</span>
   <span class="o">{</span>
-    <span class="c1">// Stop when we reach 12 rows.</span>
-    <span class="c1">//</span>
     <span class="k">if</span><span class="o">(</span><span class="n">currentRow</span> <span class="o">&gt;=</span> <span class="mi">12</span><span class="o">)</span>
       <span class="k">return</span> <span class="kc">false</span><span class="o">;</span>
     <span class="n">receiver</span><span class="o">.</span><span class="na">updateInt</span><span class="o">(</span><span class="mi">1</span><span class="o">,</span> <span class="n">m_base</span><span class="o">);</span>
@@ -1476,36 +1664,70 @@
   <span class="o">}</span>
   <span class="kd">public</span> <span class="kt">void</span> <span class="nf">close</span><span class="o">()</span>
   <span class="o">{</span>
-   <span class="c1">// Nothing needed in this example</span>
+     <span class="cm">/* Nothing needed in this example */</span>
   <span class="o">}</span>
-  <span class="kd">public</span> <span class="kd">static</span> <span class="n">ResultSetProvider</span> <span class="nf">listComplexTests</span><span class="o">(</span><span class="kt">int</span> <span class="n">base</span><span class="o">,</span> 
+  <span class="kd">public</span> <span class="kd">static</span> <span class="n">ResultSetProvider</span> <span class="nf">listComplex</span><span class="o">(</span><span class="kt">int</span> <span class="n">base</span><span class="o">,</span> 
 <span class="kt">int</span> <span class="n">increment</span><span class="o">)</span>
   <span class="kd">throws</span> <span class="n">SQLException</span>
   <span class="o">{</span>
-    <span class="k">return</span> <span class="k">new</span> <span class="nf">Fum</span><span class="o">(</span><span class="n">base</span><span class="o">,</span> <span class="n">increment</span><span class="o">);</span>
+    <span class="k">return</span> <span class="k">new</span> <span class="nf">FumSetOfComplex</span><span class="o">(</span><span class="n">base</span><span class="o">,</span> <span class="n">increment</span><span class="o">);</span>
   <span class="o">}</span>
 <span class="o">}</span>
 </code></pre>
 
-<p>The <code>listComplextTests</code> method is called once. It may return NULL if no results are available or an instance of the <code>ResultSetProvider</code>. Here the Java class <code>Fum</code> implements this interface so it returns an instance of itself. The method <code>assignRowValues</code> will then be called repeatedly until it returns false. At that time, close will be called.</p>
+<p>The <code>listComplex()</code> method is called once. It will return NULL if no results are available. If results are available, <code>listComplex()</code> will return an instance of a <code>ResultSetProvider</code> interface. The Java class <code>FumSetOfComplex</code> implements this interface to return an instance of itself. <code>assignRowValues()</code> is called repeatedly until it returns false. At that time, <code>close()</code> is called.</p></li>
+<li><p>Compile the <code>FumSetOfComplex</code> class, create the JAR file, and copy the JAR file to the default PL/Java classpath directory:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>javac -classpath /usr/local/hawq/lib/postgresql/pljava.jar FumSetOfComplex.java
+<span class="gp">$ </span><span class="nb">cd</span> ../..
+<span class="gp">$ </span>jar cf pljex.jar foo
+<span class="gp">$ </span>cp pljex.jar /usr/local/hawq/lib/postgresql/java/
+</code></pre></li>
+<li><p>Start the <code>psql</code> subsystem:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>psql -d testdb
+</code></pre></li>
+<li><p>Add the JAR file to the session-level classpath:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">SET</span> <span class="n">pljava_classpath</span><span class="o">=</span><span class="s1">'pljex.jar'</span><span class="p">;</span>
+</code></pre></li>
+<li><p>Create a PL/Java UDF that invokes the <code>FumSetOfComplex</code> class <code>listComplexTest()</code> method:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">FUNCTION</span> <span class="n">listComplexTest</span><span class="p">(</span><span class="n">int</span><span class="p">,</span> <span class="n">int</span><span class="p">)</span>
+     <span class="k">RETURNS</span> <span class="k">SETOF</span> <span class="n">complexTestType</span>
+     <span class="k">AS</span> <span class="s1">'foo.fee.FumSetOfComplex.listComplex'</span>
+   <span class="k">IMMUTABLE</span> <span class="k">LANGUAGE</span> <span class="n">java</span><span class="p">;</span>
+</code></pre></li>
+<li><p>Execute the UDF:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">SELECT</span> <span class="n">listComplexTest</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span><span class="mi">2</span><span class="p">);</span>
+</code></pre>
+<pre class="highlight plaintext"><code>testdb=# SELECT listComplexTest(1,2);
+       listcomplextest           
+-------------------------------------
+ (1,1,"2017-01-01 01:20:32.888-08")
+ (1,3,"2017-01-01 01:20:32.888-08")
+ (1,5,"2017-01-01 01:20:32.888-08")
+ (1,7,"2017-01-01 01:20:32.888-08")
+ (1,9,"2017-01-01 01:20:32.888-08")
+...
+(12 rows)
+</code></pre></li>
+</ol>
 
 <h4>Using the ResultSetHandle Interface</h4>
 
-<p>This interface is similar to the <code>ResultSetProvider</code> interface in that it has a <code>close()</code> method that will be called at the end. But instead of having the evaluator call a method that builds one row at a time, this method has a method that returns a <code>ResultSet</code>. The query evaluator will iterate over this set and deliver the <code>ResultSet</code> contents, one tuple at a time, to the caller until a call to <code>next()</code> returns false or the evaluator decides that no more rows are needed.</p>
+<p>Classes implementing the <code>ResultSetHandle</code> interface must include a method to return a <code>ResultSet</code> named <code>getResultSet()</code>. The query evaluator will iterate over this set and deliver the <code>ResultSet</code> contents, one tuple at a time, to the caller until a call to <code>next()</code> returns false or the evaluator decides that no more rows are needed.</p>
 
-<p>Here is an example that executes a query using a statement that it obtained using the default connection. The SQL suitable for the deployment descriptor looks like this:</p>
-<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">FUNCTION</span> <span class="n">javatest</span><span class="p">.</span><span class="n">listSupers</span><span class="p">()</span>
-     <span class="k">RETURNS</span> <span class="k">SETOF</span> <span class="n">pg_user</span>
-     <span class="k">AS</span> <span class="s1">'org.postgresql.pljava.example.Users.listSupers'</span>
-   <span class="k">LANGUAGE</span> <span class="n">java</span><span class="p">;</span>
-<span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">FUNCTION</span> <span class="n">javatest</span><span class="p">.</span><span class="n">listNonSupers</span><span class="p">()</span>
-     <span class="k">RETURNS</span> <span class="k">SETOF</span> <span class="n">pg_user</span>
-     <span class="k">AS</span> <span class="s1">'org.postgresql.pljava.example.Users.listNonSupers'</span>
-   <span class="k">LANGUAGE</span> <span class="n">java</span><span class="p">;</span>
-</code></pre>
+<p>Example: Using the <code>ResultSetHandle</code> Interface</p>
+
+<ol>
+<li><p>A <code>Users</code> class is defined in the Java example package <code>org.postgresql.example</code> (refer to <a href="https://github.com/apache/incubator-hawq/blob/master/src/pl/pljava/src/java/examples/org/postgresql/example"><code>example</code></a> for example source files):</p>
+<pre class="highlight java"><code><span class="kn">package</span> <span class="n">org</span><span class="o">.</span><span class="na">postgresql</span><span class="o">.</span><span class="na">example</span><span class="o">;</span>
+
+<span class="kn">import</span> <span class="nn">java.sql.DriverManager</span><span class="o">;</span>
+<span class="kn">import</span> <span class="nn">java.sql.ResultSet</span><span class="o">;</span>
+<span class="kn">import</span> <span class="nn">java.sql.SQLException</span><span class="o">;</span>
+<span class="kn">import</span> <span class="nn">java.sql.Statement</span><span class="o">;</span>
+
+<span class="kn">import</span> <span class="nn">org.postgresql.pljava.ResultSetHandle</span><span class="o">;</span>
 
-<p>And in the Java package <code>org.postgresql.pljava.example</code> a class <code>Users</code> is added:</p>
-<pre class="highlight java"><code><span class="kd">public</span> <span class="kd">class</span> <span class="nc">Users</span> <span class="kd">implements</span> <span class="n">ResultSetHandle</span>
+<span class="kd">public</span> <span class="kd">class</span> <span class="nc">Users</span> <span class="kd">implements</span> <span class="n">ResultSetHandle</span>
 <span class="o">{</span>
   <span class="kd">private</span> <span class="kd">final</span> <span class="n">String</span> <span class="n">m_filter</span><span class="o">;</span>
   <span class="kd">private</span> <span class="n">Statement</span> <span class="n">m_statement</span><span class="o">;</span>
@@ -1517,8 +1739,7 @@
   <span class="kd">throws</span> <span class="n">SQLException</span>
   <span class="o">{</span>
     <span class="n">m_statement</span> <span class="o">=</span> 
-      <span class="n">DriverManager</span><span class="o">.</span><span class="na">getConnection</span><span class="o">(</span><span class="s">"jdbc:default:connection"</span><span class="o">).</span><span class="na">cr</span>
-<span class="n">eateStatement</span><span class="o">();</span>
+      <span class="n">DriverManager</span><span class="o">.</span><span class="na">getConnection</span><span class="o">(</span><span class="s">"jdbc:default:connection"</span><span class="o">).</span><span class="na">createStatement</span><span class="o">();</span>
     <span class="k">return</span> <span class="n">m_statement</span><span class="o">.</span><span class="na">executeQuery</span><span class="o">(</span><span class="s">"SELECT * FROM pg_user 
        WHERE "</span> <span class="o">+</span> <span class="n">m_filter</span><span class="o">);</span>
   <span class="o">}</span>
@@ -1541,17 +1762,57 @@
 <span class="o">}</span>
 </code></pre>
 
+<p>The <code>listSupers()</code> and <code>listNonSupers()</code> methods each execute a query to return a <code>ResultSetHandle</code> containing a list of those users with and without superuser privileges, respectively. </p></li>
+<li><p>Copy the <code>examples.jar</code> file to the default PL/Java classpath directory:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>cp /usr/local/hawq/share/postgresql/pljava/examples.jar  /usr/local/hawq/lib/postgresql/java/
+</code></pre></li>
+<li><p>Start the <code>psql</code> subsystem:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>psql -d testdb
+</code></pre></li>
+<li><p>Add the <code>examples.jar</code> JAR file to the session-level classpath:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">SET</span> <span class="n">pljava_classpath</span><span class="o">=</span><span class="s1">'examples.jar'</span><span class="p">;</span>
+</code></pre></li>
+<li><p>Create PL/Java UDFs that execute the <code>listSupers()</code> and <code>listNonSupers()</code> methods in the <code>org.postgresql.example.Users</code> class:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">FUNCTION</span> <span class="n">plistSupers</span><span class="p">()</span>
+     <span class="k">RETURNS</span> <span class="k">SETOF</span> <span class="n">pg_user</span>
+     <span class="k">AS</span> <span class="s1">'org.postgresql.example.Users.listSupers'</span>
+   <span class="k">LANGUAGE</span> <span class="n">java</span><span class="p">;</span>
+<span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">FUNCTION</span> <span class="n">plistNonSupers</span><span class="p">()</span>
+     <span class="k">RETURNS</span> <span class="k">SETOF</span> <span class="n">pg_user</span>
+     <span class="k">AS</span> <span class="s1">'org.postgresql.example.Users.listNonSupers'</span>
+   <span class="k">LANGUAGE</span> <span class="n">java</span><span class="p">;</span>
+</code></pre></li>
+<li><p>Execute the UDFs:</p>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">SELECT</span> <span class="n">plistSupers</span><span class="p">();</span>
+</code></pre>
+<pre class="highlight plaintext"><code>          plistsupers           
+-------------------------------
+ (gpadmin,10,t,t,t,********,,)
+(1 row)
+</code></pre>
+<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">SELECT</span> <span class="n">plistNonSupers</span><span class="p">();</span>
+</code></pre>
+<pre class="highlight plaintext"><code> plistnonsupers 
+---------------
+(0 rows)
+</code></pre></li>
+</ol>
+
 <h2><a id="usingjdbc"></a>Using JDBC</h2>
 
-<p>PL/Java contains a JDBC driver that maps to the PostgreSQL SPI functions. A connection that maps to the current transaction can be obtained using the following statement:</p>
+<p>PL/Java includes a JDBC driver. This driver invokes HAWQ internal SPI routines. The driver is essential; it is common for functions to make calls back to the database to fetch data. When PL/Java user-defined functions fetch data, they must use the same transactional boundaries that are used by the main function that entered the PL/Java execution context.</p>
+
+<p>You can obtain a PL/Java JDBC driver connection mapping to the current transaction with the following Java statement:</p>
 <pre class="highlight java"><code><span class="n">Connection</span> <span class="n">conn</span> <span class="o">=</span> 
   <span class="n">DriverManager</span><span class="o">.</span><span class="na">getConnection</span><span class="o">(</span><span class="s">"jdbc:default:connection"</span><span class="o">);</span> 
 </code></pre>
 
-<p>After obtaining a connection, you can prepare and execute statements similar to other JDBC connections. These are limitations for the PL/Java JDBC driver:</p>
+<p>After obtaining a connection, you can prepare and execute statements similar to other JDBC connections. Refer to the <code>Users</code> class Java source code from the example above. </p>
+
+<p>Limitations of the PL/Java JDBC driver include the following:</p>
 
 <ul>
-<li>The transaction cannot be managed in any way. Thus, you cannot use methods on the connection such as:
+<li>A transaction cannot be managed in any way. As such, you cannot use the following methods on the JDBC connection:
 
 <ul>
 <li><code>commit()</code></li>
@@ -1559,42 +1820,41 @@
 <li><code>setAutoCommit()</code></li>
 <li><code>setTransactionIsolation()</code></li>
 </ul></li>
-<li>Savepoints are available with some restrictions. A savepoint cannot outlive the function in which it was set and it must be rolled back or released by that same function.</li>
-<li>A ResultSet returned from <code>executeQuery()</code> are always <code>FETCH_FORWARD</code> and <code>CONCUR_READ_ONLY</code>.</li>
-<li>Meta-data is only available in PL/Java 1.1 or higher.</li>
+<li>Savepoints are available, with some restrictions. A savepoint cannot outlive the function in which it was set, and it must be rolled back or released by that same function.</li>
+<li>A <code>ResultSet</code> returned from <code>executeQuery()</code> is always <code>FETCH_FORWARD</code> and <code>CONCUR_READ_ONLY</code>.</li>
 <li><code>CallableStatement</code> (for stored procedures) is not implemented.</li>
-<li>The types <code>Clob</code> or <code>Blob</code> are not completely implemented, they need more work. The types <code>byte[]</code> and <code>String</code> can be used for <code>bytea</code> and <code>text</code> respectively.</li>
+<li>The types <code>Clob</code> and <code>Blob</code> are not completely implemented. Use the types <code>byte[]</code> and <code>String</code> for <code>bytea</code> and <code>text</code>, respectively.</li>
 </ul>
 
 <h2><a id="exceptionhandling"></a>Exception Handling</h2>
 
-<p>You can catch and handle an exception in the HAWQ backend just like any other exception. The backend <code>ErrorData</code> structure is exposed as a property in a class called <code>org.postgresql.pljava.ServerException</code> (derived from <code>java.sql.SQLException</code>) and the Java try/catch mechanism is synchronized with the backend mechanism.</p>
+<p>You can catch and handle an exception in the HAWQ backend just like any other exception. The backend <code>ErrorData</code> structure is exposed as a property in the <code>org.postgresql.pljava.internal.ServerException</code> class (derived from <code>java.sql.SQLException</code>), and the Java <code>try/catch</code> construct is synchronized with the backend mechanism.</p>
 
-<p><strong>Important:</strong> You will not be able to continue executing backend functions until your function has returned and the error has been propagated when the backend has generated an exception unless you have used a savepoint. When a savepoint is rolled back, the exceptional condition is reset and you can continue your execution.</p>
+<p><strong>Important:</strong> If the backend generates an exception and you have set a savepoint, the exception condition is reset when the savepoint is rolled back, allowing you to continue your execution. If the backend has generated an exception and you have <em>not</em> used a savepoint, then you cannot execute backend functions until your function propagates the error and returns.</p>
 
 <h2><a id="savepoints"></a>Savepoints</h2>
 
-<p>HAWQ savepoints are exposed using the <code>java.sql.Connection</code> interface. Two restrictions apply.</p>
+<p>HAWQ exposes savepoints using the <code>java.sql.Connection</code> interface. Two restrictions apply:</p>
 
 <ul>
-<li>A savepoint must be rolled back or released in the function where it was set.</li>
-<li>A savepoint must not outlive the function where it was set.</li>
+<li>A savepoint must be rolled back or released in the function in which it was set.</li>
+<li>A savepoint must not outlive the function from which it was set.</li>
 </ul>
 
 <h2><a id="logging"></a>Logging</h2>
 
-<p>PL/Java uses the standard Java Logger. Hence, you can write things like:</p>
+<p>PL/Java uses the standard Java Logger. For example:</p>
 <pre class="highlight java"><code><span class="n">Logger</span><span class="o">.</span><span class="na">getAnonymousLogger</span><span class="o">().</span><span class="na">info</span><span class="o">(</span> <span class="s">"Time is "</span> <span class="o">+</span> <span class="k">new</span> 
-<span class="n">Date</span><span class="o">(</span><span class="n">System</span><span class="o">.</span><span class="na">currentTimeMillis</span><span class="o">()));</span>
+    <span class="n">Date</span><span class="o">(</span><span class="n">System</span><span class="o">.</span><span class="na">currentTimeMillis</span><span class="o">()));</span>
 </code></pre>
 
-<p>At present, the logger uses a handler that maps the current state of the HAWQ configuration setting <code>log_min_messages</code> to a valid Logger level and that outputs all messages using the HAWQ backend function <code>elog()</code>.</p>
+<p>The logger uses a handler that maps the current setting of the HAWQ <code>log_min_messages</code> server configuration parameter to a valid Java logging level, using the HAWQ backend function <code>elog()</code> to output all messages.</p>
 
-<p><strong>Note:</strong> The <code>log_min_messages</code> setting is read from the database the first time a PL/Java function in a session is executed. On the Java side, the setting does not change after the first PL/Java function execution in a specific session until the HAWQ session that is working with PL/Java is restarted.</p>
+<p><strong>Note:</strong> The <code>log_min_messages</code> setting is read from the database the first time a PL/Java function in a session is executed and can only be changed by restarting the HAWQ session.</p>
 
-<p>The following mapping apply between the Logger levels and the HAWQ backend levels.</p>
+<p>The table below identifies the Java to HAWQ log level mapping:</p>
 
-<p><strong><em>Table 2: PL/Java Logging Levels Mappings</em></strong></p>
+<p><strong>Table 2: PL/Java Logging Levels Mappings</strong></p>
 
 <table><thead>
 <tr>
@@ -1603,7 +1863,7 @@
 </tr>
 </thead><tbody>
 <tr>
-<td>SEVERE ERROR</td>
+<td>SEVERE</td>
 <td>ERROR</td>
 </tr>
 <tr>
@@ -1632,88 +1892,108 @@
 </tr>
 </tbody></table>
 
-<h2><a id="security"></a>Security</h2>
-
-<p>This section describes security aspects of using PL/Java.</p>
-
-<h3><a id="installation"></a>Installation</h3>
-
-<p>Only a database super user can install PL/Java. The PL/Java utility functions are installed using SECURITY DEFINER so that they execute with the access permissions that where granted to the creator of the functions.</p>
-
-<h3><a id="trustedlang"></a>Trusted Language</h3>
-
-<p>PL/Java is a trusted language. The trusted PL/Java language has no access to the file system as stipulated by PostgreSQL definition of a trusted language. Any database user can create and access functions in a trusted language.</p>
+<h2><a id="pljavaexample"></a>Example</h2>
 
-<p>PL/Java also installs a language handler for the language <code>javau</

<TRUNCATED>


[13/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/plext/using_plperl.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/plext/using_plperl.html b/docs/userguide/2.1.0.0-incubating/plext/using_plperl.html
index cccd15f..fbe7ac6 100644
--- a/docs/userguide/2.1.0.0-incubating/plext/using_plperl.html
+++ b/docs/userguide/2.1.0.0-incubating/plext/using_plperl.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/plext/using_plpgsql.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/plext/using_plpgsql.html b/docs/userguide/2.1.0.0-incubating/plext/using_plpgsql.html
index c26c16b..7ed0fe8 100644
--- a/docs/userguide/2.1.0.0-incubating/plext/using_plpgsql.html
+++ b/docs/userguide/2.1.0.0-incubating/plext/using_plpgsql.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/plext/using_plpython.html
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diff --git a/docs/userguide/2.1.0.0-incubating/plext/using_plpython.html b/docs/userguide/2.1.0.0-incubating/plext/using_plpython.html
index 3b0b131..593739f 100644
--- a/docs/userguide/2.1.0.0-incubating/plext/using_plpython.html
+++ b/docs/userguide/2.1.0.0-incubating/plext/using_plpython.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/plext/using_plr.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/plext/using_plr.html b/docs/userguide/2.1.0.0-incubating/plext/using_plr.html
index 1c156c5..19a9651 100644
--- a/docs/userguide/2.1.0.0-incubating/plext/using_plr.html
+++ b/docs/userguide/2.1.0.0-incubating/plext/using_plr.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/pxf/ConfigurePXF.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/pxf/ConfigurePXF.html b/docs/userguide/2.1.0.0-incubating/pxf/ConfigurePXF.html
index 4854e71..6e3a72c 100644
--- a/docs/userguide/2.1.0.0-incubating/pxf/ConfigurePXF.html
+++ b/docs/userguide/2.1.0.0-incubating/pxf/ConfigurePXF.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html b/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html
index 28849cb..79a99f1 100644
--- a/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html
+++ b/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/pxf/HDFSFileDataPXF.html
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diff --git a/docs/userguide/2.1.0.0-incubating/pxf/HDFSFileDataPXF.html b/docs/userguide/2.1.0.0-incubating/pxf/HDFSFileDataPXF.html
index b954dc3..d02abe8 100644
--- a/docs/userguide/2.1.0.0-incubating/pxf/HDFSFileDataPXF.html
+++ b/docs/userguide/2.1.0.0-incubating/pxf/HDFSFileDataPXF.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/pxf/HawqExtensionFrameworkPXF.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/pxf/HawqExtensionFrameworkPXF.html b/docs/userguide/2.1.0.0-incubating/pxf/HawqExtensionFrameworkPXF.html
index 62ec2a8..48e5803 100644
--- a/docs/userguide/2.1.0.0-incubating/pxf/HawqExtensionFrameworkPXF.html
+++ b/docs/userguide/2.1.0.0-incubating/pxf/HawqExtensionFrameworkPXF.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>
@@ -984,6 +992,9 @@
 <li><p><strong><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></strong></p>
 
 <p>This topic describes how to access JSON data using PXF.</p></li>
+<li><p><strong><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></strong></p>
+
+<p>This topic describes how to write to HDFS using PXF.</p></li>
 <li><p><strong><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></strong></p>
 
 <p>PXF profiles are collections of common metadata attributes that can be used to simplify the reading and writing of data. You can use any of the built-in profiles that come with PXF or you can create your own.</p></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html b/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html
index 53ec833..72b87cf 100644
--- a/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html
+++ b/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/pxf/InstallPXFPlugins.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/pxf/InstallPXFPlugins.html b/docs/userguide/2.1.0.0-incubating/pxf/InstallPXFPlugins.html
index 6ba29f6..68af332 100644
--- a/docs/userguide/2.1.0.0-incubating/pxf/InstallPXFPlugins.html
+++ b/docs/userguide/2.1.0.0-incubating/pxf/InstallPXFPlugins.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html b/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html
index a71d6ed..ffcad03 100644
--- a/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html
+++ b/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html
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diff --git a/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html b/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html
index 68761e4..5e48a91 100644
--- a/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html
+++ b/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html b/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html
index 685034b..b3834d9 100644
--- a/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html
+++ b/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html b/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html
index 5cdea08..168d596 100644
--- a/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html
+++ b/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/query/HAWQQueryProcessing.html
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diff --git a/docs/userguide/2.1.0.0-incubating/query/HAWQQueryProcessing.html b/docs/userguide/2.1.0.0-incubating/query/HAWQQueryProcessing.html
index b24cef5..f54e7e8 100644
--- a/docs/userguide/2.1.0.0-incubating/query/HAWQQueryProcessing.html
+++ b/docs/userguide/2.1.0.0-incubating/query/HAWQQueryProcessing.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/query/defining-queries.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/query/defining-queries.html b/docs/userguide/2.1.0.0-incubating/query/defining-queries.html
index ea937be..7c2fdd4 100644
--- a/docs/userguide/2.1.0.0-incubating/query/defining-queries.html
+++ b/docs/userguide/2.1.0.0-incubating/query/defining-queries.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/query/functions-operators.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/query/functions-operators.html b/docs/userguide/2.1.0.0-incubating/query/functions-operators.html
index 28c9816..3784a83 100644
--- a/docs/userguide/2.1.0.0-incubating/query/functions-operators.html
+++ b/docs/userguide/2.1.0.0-incubating/query/functions-operators.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>
@@ -1119,7 +1127,7 @@ HAWQ does not support the following:</p>
 
 <h2><a id="userdefinedoperators"></a>User Defined Operators</h2>
 
-<p>Every operator is�&ldquo;syntactic sugar&quot;�for a call to an underlying function that does the real work; so you must first create the underlying function before you can create the operator. However, an operator is�not merely�syntactic sugar, because it carries additional information that helps the query planner optimize queries that use the operator. The next section will be devoted to explaining that additional information.</p>
+<p>Every operator is�&quot;syntactic sugar&quot;�for a call to an underlying function that does the real work; so you must first create the underlying function before you can create the operator. However, an operator is�not merely�syntactic sugar, because it carries additional information that helps the query planner optimize queries that use the operator. The next section will be devoted to explaining that additional information.</p>
 
 <p>HAWQ�supports left unary, right unary, and binary operators. Operators can be overloaded;�that is, the same operator name can be used for different operators that have different numbers and types of operands. When a query is executed, the system determines the operator to call from the number and types of the provided operands.</p>
 


[16/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-working-with-file-based-ext-tables.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-working-with-file-based-ext-tables.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-working-with-file-based-ext-tables.html
index f8eb918..9bc4712 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-working-with-file-based-ext-tables.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-working-with-file-based-ext-tables.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-write-a-transform.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-write-a-transform.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-write-a-transform.html
index fc39156..f0d1450 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-write-a-transform.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-write-a-transform.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-write-the-gpfdist-configuration.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-write-the-gpfdist-configuration.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-write-the-gpfdist-configuration.html
index bbb8411..b45aea2 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-write-the-gpfdist-configuration.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-write-the-gpfdist-configuration.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-xml-transformation-examples.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-xml-transformation-examples.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-xml-transformation-examples.html
index 0f26310..98f78c7 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-xml-transformation-examples.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-xml-transformation-examples.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/ddl/ddl-database.html
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diff --git a/docs/userguide/2.1.0.0-incubating/ddl/ddl-database.html b/docs/userguide/2.1.0.0-incubating/ddl/ddl-database.html
index 3f974a8..a982aca 100644
--- a/docs/userguide/2.1.0.0-incubating/ddl/ddl-database.html
+++ b/docs/userguide/2.1.0.0-incubating/ddl/ddl-database.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>
@@ -967,62 +975,60 @@
         <div class="to-top" id="js-to-top">
           <a href="#top" title="back to top"></a>
         </div>
-        <p>A HAWQ system is a single instance of HAWQ. There can be several separate HAWQ systems installed, but usually just one is selected by environment variable settings. See your HAWQ administrator for details.</p>
-
-<p>There can be multiple databases in a HAWQ system. This is different from some database management systems (such as Oracle) where the database instance <em>is</em> the database. Although you can create many databases in a HAWQ system, client programs can connect to and access only one database at a time \u2014 you cannot cross-query between databases.</p>
+        <p>Your HAWQ deployment may have multiple databases. This is different from some database management systems (such as Oracle) where the database instance <em>is</em> the database. Although you can create many databases in a HAWQ system, client programs can connect to and access only one database at a time \u2014 you cannot cross-query between databases.</p>
 
 <h2><a id="topic3"></a>About Template Databases</h2>
 
-<p>Each new database you create is based on a <em>template</em>. HAWQ provides a default database, <em>template1</em>. Use <em>template1</em> to connect to HAWQ for the first time. HAWQ uses <em>template1</em> to create databases unless you specify another template. Do not create any objects in <em>template1</em> unless you want those objects to be in every database you create.</p>
+<p>Each new database you create is based on a <em>template</em>. HAWQ provides a default database, <code>template1</code>. HAWQ uses <code>template1</code> to create databases unless you specify another template. Do not create any objects in <code>template1</code> unless you want those objects to be in every database you create.</p>
 
-<p>HAWQ uses two other database templates, <em>template0</em> and <em>postgres</em>, internally. Do not drop or modify <em>template0</em> or <em>postgres</em>. You can use <em>template0</em> to create a completely clean database containing only the standard objects predefined by HAWQ at initialization, especially if you modified <em>template1</em>.</p>
+<p>HAWQ uses two other database templates internally, <code>template0</code> and <code>postgres</code>. Do not drop or modify <code>template0</code> or <code>postgres</code>. You can use <code>template0</code> to create a completely clean database containing only the standard objects predefined by HAWQ at initialization. This may be necessary if you have modified <code>template1</code>.</p>
 
 <h2><a id="topic4"></a>Creating a Database</h2>
 
-<p>The <code>CREATE DATABASE</code> command creates a new database. For example:</p>
-<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">DATABASE</span> <span class="n">new_dbname</span><span class="p">;</span>
-</code></pre>
+<p>You must have appropriate privileges or be a HAWQ superuser to create a database. If you do not have the correct privileges, you cannot create a database. The HAWQ administrator must either grant you the necessary privileges or create a database for you.</p>
 
-<p>To create a database, you must have privileges to create a database or be a HAWQ superuser. If you do not have the correct privileges, you cannot create a database. The HAWQ administrator must either give you the necessary privileges or to create a database for you.</p>
+<p>The <a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a> command creates a new database. For example:</p>
+<pre class="highlight sql"><code><span class="o">=#</span> <span class="k">CREATE</span> <span class="k">DATABASE</span> <span class="o">&lt;</span><span class="n">new_dbname</span><span class="o">&gt;</span><span class="p">;</span>
+</code></pre>
 
-<p>You can also use the client program <code>createdb</code> to create a database. For example, running the following command in a command line terminal connects to HAWQ using the provided host name and port and creates a database named <em>mydatabase</em>:</p>
-<pre class="highlight shell"><code><span class="gp">$ </span>createdb -h masterhost -p 5432 mydatabase
+<p>You can also use the client program <code>createdb</code> to create a database. For example, running the following command connects to HAWQ on the host named <code>hmaster</code> at port <code>5432</code> and creates a database named <code>mydatabase</code>:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>createdb -h hmaster -p 5432 mydatabase
 </code></pre>
 
-<p>The host name and port must match the host name and port of the installed HAWQ system.</p>
+<p>The host name and port must match the host name and port of the HAWQ master node.</p>
 
-<p>Some objects, such as roles, are shared by all the databases in a HAWQ system. Other objects, such as tables that you create, are known only in the database in which you create them.</p>
+<p>Some objects, such as roles, are shared by all of the databases in a HAWQ deployment. Other objects, such as tables that you create, are known only to the database in which you create them.</p>
 
 <h3><a id="topic5"></a>Cloning a Database</h3>
 
-<p>By default, a new database is created by cloning the standard system database template, <em>template1</em>. Any database can be used as a template when creating a new database, thereby providing the capability to &lsquo;clone&rsquo; or copy an existing database and all objects and data within that database. For example:</p>
-<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">CREATE</span> <span class="k">DATABASE</span> <span class="n">new_dbname</span> <span class="k">TEMPLATE</span> <span class="n">old_dbname</span>
+<p>By default, a new database is created by cloning the standard system database template, <code>template1</code>. You can identify an alternate template to use for database creation. As mentioned in the section above, you can specify <code>template0</code> as the template:</p>
+<pre class="highlight sql"><code><span class="o">=#</span> <span class="k">CREATE</span> <span class="k">DATABASE</span> <span class="o">&lt;</span><span class="n">new_dbname</span><span class="o">&gt;</span> <span class="k">WITH</span> <span class="k">TEMPLATE</span> <span class="n">template0</span><span class="p">;</span>
 </code></pre>
 
 <h2><a id="topic6"></a>Viewing the List of Databases</h2>
 
-<p>If you are working in the <code>psql</code> client program, you can use the <code>\l</code> meta-command to show the list of databases and templates in your HAWQ system. If using another client program and you are a superuser, you can query the list of databases from the <code>pg_database</code> system catalog table. For example:</p>
-<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">SELECT</span> <span class="n">datname</span> <span class="k">FROM</span> <span class="n">pg_database</span><span class="p">;</span>
+<p>You can use the <code>\l</code> meta-command of the <code>psql</code> client subsystem to display the list of databases and templates in your HAWQ deployment. If you are a database superuser, you can query the list of databases from the <code>pg_database</code> system catalog table. For example:</p>
+<pre class="highlight sql"><code><span class="o">=#</span> <span class="k">SELECT</span> <span class="n">datname</span> <span class="k">FROM</span> <span class="n">pg_database</span><span class="p">;</span>
 </code></pre>
 
 <h2><a id="topic7"></a>Altering a Database</h2>
 
-<p>The ALTER DATABASE command changes database attributes such as owner, name, or default configuration attributes. For example, the following command alters a database by setting its default schema search path (the <code>search_path</code> configuration parameter):</p>
-<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">ALTER</span> <span class="k">DATABASE</span> <span class="n">mydatabase</span> <span class="k">SET</span> <span class="n">search_path</span> <span class="k">TO</span> <span class="n">myschema</span><span class="p">,</span> <span class="k">public</span><span class="p">,</span> <span class="n">pg_catalog</span><span class="p">;</span>
+<p>Use the <a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a> command to update database attributes including owner or name. You can also use ALTER DATABASE to update a database&rsquo;s default configuration. For example, the following command alters the <code>search_path</code> server configuration parameter to change the default schema search path for database <code>mydatabase</code>:</p>
+<pre class="highlight sql"><code><span class="o">=#</span> <span class="k">ALTER</span> <span class="k">DATABASE</span> <span class="n">mydatabase</span> <span class="k">SET</span> <span class="n">search_path</span> <span class="k">TO</span> <span class="n">myschema</span><span class="p">,</span> <span class="k">public</span><span class="p">,</span> <span class="n">pg_catalog</span><span class="p">;</span>
 </code></pre>
 
 <p>To alter a database, you must be the owner of the database or a superuser.</p>
 
 <h2><a id="topic8"></a>Dropping a Database</h2>
 
-<p>The <code>DROP DATABASE</code> command drops (or deletes) a database. It removes the system catalog entries for the database and deletes the database directory on disk that contains the data. You must be the database owner or a superuser to drop a database, and you cannot drop a database while you or anyone else is connected to it. Connect to <code>template1</code> (or another database) before dropping a database. For example:</p>
-<pre class="highlight shell"><code><span class="gp">=&gt; </span><span class="se">\c</span> template1
+<p>The <a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a> command drops (deletes) a database. It removes the system catalog entries for the database and deletes the data on disk. You must be the database owner or a superuser to drop a database, and you cannot drop a database while you or anyone else is connected to it. Connect to <code>template1</code> (or another database) before dropping a database. For example:</p>
+<pre class="highlight shell"><code><span class="gp">=# </span><span class="se">\c</span> template1
 </code></pre>
-<pre class="highlight sql"><code><span class="o">=&gt;</span> <span class="k">DROP</span> <span class="k">DATABASE</span> <span class="n">mydatabase</span><span class="p">;</span>
+<pre class="highlight sql"><code><span class="o">=#</span> <span class="k">DROP</span> <span class="k">DATABASE</span> <span class="n">mydatabase</span><span class="p">;</span>
 </code></pre>
 
-<p>You can also use the client program <code>dropdb</code> to drop a database. For example, the following command connects to HAWQ using the provided host name and port and drops the database <em>mydatabase</em>:</p>
-<pre class="highlight shell"><code><span class="gp">$ </span>dropdb -h masterhost -p 5432 mydatabase
+<p>You can also use the client program <code>dropdb</code> to drop a database. For example, the following command connects to HAWQ on the host named <code>hmaster</code> at port <code>5432</code> and drops the database named <code>mydatabase</code>:</p>
+<pre class="highlight shell"><code><span class="gp">$ </span>dropdb -h hmaster -p 5432 mydatabase
 </code></pre>
 
 <p><strong>Warning:</strong> Dropping a database cannot be undone.</p>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/ddl/ddl-partition.html
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diff --git a/docs/userguide/2.1.0.0-incubating/ddl/ddl-partition.html b/docs/userguide/2.1.0.0-incubating/ddl/ddl-partition.html
index 37958d3..487061d 100644
--- a/docs/userguide/2.1.0.0-incubating/ddl/ddl-partition.html
+++ b/docs/userguide/2.1.0.0-incubating/ddl/ddl-partition.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/ddl/ddl-schema.html
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diff --git a/docs/userguide/2.1.0.0-incubating/ddl/ddl-schema.html b/docs/userguide/2.1.0.0-incubating/ddl/ddl-schema.html
index 7d0358f..40f7b4c 100644
--- a/docs/userguide/2.1.0.0-incubating/ddl/ddl-schema.html
+++ b/docs/userguide/2.1.0.0-incubating/ddl/ddl-schema.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/ddl/ddl-storage.html
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diff --git a/docs/userguide/2.1.0.0-incubating/ddl/ddl-storage.html b/docs/userguide/2.1.0.0-incubating/ddl/ddl-storage.html
index 26a12a6..e2878b3 100644
--- a/docs/userguide/2.1.0.0-incubating/ddl/ddl-storage.html
+++ b/docs/userguide/2.1.0.0-incubating/ddl/ddl-storage.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/ddl/ddl-table.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/ddl/ddl-table.html b/docs/userguide/2.1.0.0-incubating/ddl/ddl-table.html
index c3ceed3..6c981f0 100644
--- a/docs/userguide/2.1.0.0-incubating/ddl/ddl-table.html
+++ b/docs/userguide/2.1.0.0-incubating/ddl/ddl-table.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/ddl/ddl-tablespace.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/ddl/ddl-tablespace.html b/docs/userguide/2.1.0.0-incubating/ddl/ddl-tablespace.html
index 9631829..d1aba67 100644
--- a/docs/userguide/2.1.0.0-incubating/ddl/ddl-tablespace.html
+++ b/docs/userguide/2.1.0.0-incubating/ddl/ddl-tablespace.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/ddl/ddl-view.html
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diff --git a/docs/userguide/2.1.0.0-incubating/ddl/ddl-view.html b/docs/userguide/2.1.0.0-incubating/ddl/ddl-view.html
index e326f2b..46f76ba 100644
--- a/docs/userguide/2.1.0.0-incubating/ddl/ddl-view.html
+++ b/docs/userguide/2.1.0.0-incubating/ddl/ddl-view.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/ddl/ddl.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/ddl/ddl.html b/docs/userguide/2.1.0.0-incubating/ddl/ddl.html
index 9e45374..d68ce85 100644
--- a/docs/userguide/2.1.0.0-incubating/ddl/ddl.html
+++ b/docs/userguide/2.1.0.0-incubating/ddl/ddl.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/index.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/index.html b/docs/userguide/2.1.0.0-incubating/index.html
index 74327f1..82d6677 100644
--- a/docs/userguide/2.1.0.0-incubating/index.html
+++ b/docs/userguide/2.1.0.0-incubating/index.html
@@ -133,11 +133,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -417,6 +419,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -744,6 +747,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -761,6 +765,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -781,6 +787,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>


[18/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-external-tables.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-external-tables.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-external-tables.html
index b1b103b..9c7367c 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-external-tables.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-external-tables.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-formatting-columns.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-formatting-columns.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-formatting-columns.html
index 605e84e..a05a2f0 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-formatting-columns.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-formatting-columns.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-formatting-data-files.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-formatting-data-files.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-formatting-data-files.html
index dd3ee8b..316de6b 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-formatting-data-files.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-formatting-data-files.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-formatting-rows.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-formatting-rows.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-formatting-rows.html
index a0d3da5..33af71f 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-formatting-rows.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-formatting-rows.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-gpfdist-protocol.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-gpfdist-protocol.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-gpfdist-protocol.html
index 7eca610..9179730 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-gpfdist-protocol.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-gpfdist-protocol.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-gpfdists-protocol.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-gpfdists-protocol.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-gpfdists-protocol.html
index 02136bd..fae1c5d 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-gpfdists-protocol.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-gpfdists-protocol.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-handling-errors-ext-table-data.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-handling-errors-ext-table-data.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-handling-errors-ext-table-data.html
index 6876e28..2990a70 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-handling-errors-ext-table-data.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-handling-errors-ext-table-data.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-handling-load-errors.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-handling-load-errors.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-handling-load-errors.html
index f61d4dd..54d0d31 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-handling-load-errors.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-handling-load-errors.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-identifying-invalid-csv-files-in-error-table-data.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-identifying-invalid-csv-files-in-error-table-data.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-identifying-invalid-csv-files-in-error-table-data.html
index 16c0c6b..cc1942e 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-identifying-invalid-csv-files-in-error-table-data.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-identifying-invalid-csv-files-in-error-table-data.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-importing-and-exporting-fixed-width-data.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-importing-and-exporting-fixed-width-data.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-importing-and-exporting-fixed-width-data.html
index 12587d1..b40915d 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-importing-and-exporting-fixed-width-data.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-importing-and-exporting-fixed-width-data.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-installing-gpfdist.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-installing-gpfdist.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-installing-gpfdist.html
index 3f5498e..d655fad 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-installing-gpfdist.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-installing-gpfdist.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-load-the-data.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-load-the-data.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-load-the-data.html
index 9a120fa..de5017a 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-load-the-data.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-load-the-data.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-and-unloading-data.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-and-unloading-data.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-and-unloading-data.html
index f845e9b..bda6135 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-and-unloading-data.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-and-unloading-data.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-and-writing-non-hdfs-custom-data.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-and-writing-non-hdfs-custom-data.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-and-writing-non-hdfs-custom-data.html
index 05be6ac..337025d 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-and-writing-non-hdfs-custom-data.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-and-writing-non-hdfs-custom-data.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-data-using-an-external-table.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-data-using-an-external-table.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-data-using-an-external-table.html
index f0a2183..cf3eaf0 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-data-using-an-external-table.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-data-using-an-external-table.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-data-with-copy.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-data-with-copy.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-data-with-copy.html
index 4a89cde..b4e2466 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-data-with-copy.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-data-with-copy.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-data-with-hawqload.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-data-with-hawqload.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-data-with-hawqload.html
index 7558931..0d2e8aa 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-data-with-hawqload.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-loading-data-with-hawqload.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>


[20/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/clientaccess/g-supported-client-applications.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/clientaccess/g-supported-client-applications.html b/docs/userguide/2.1.0.0-incubating/clientaccess/g-supported-client-applications.html
index a1dd89d..d3a5910 100644
--- a/docs/userguide/2.1.0.0-incubating/clientaccess/g-supported-client-applications.html
+++ b/docs/userguide/2.1.0.0-incubating/clientaccess/g-supported-client-applications.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/clientaccess/g-troubleshooting-connection-problems.html
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diff --git a/docs/userguide/2.1.0.0-incubating/clientaccess/g-troubleshooting-connection-problems.html b/docs/userguide/2.1.0.0-incubating/clientaccess/g-troubleshooting-connection-problems.html
index 9c83a64..df7818e 100644
--- a/docs/userguide/2.1.0.0-incubating/clientaccess/g-troubleshooting-connection-problems.html
+++ b/docs/userguide/2.1.0.0-incubating/clientaccess/g-troubleshooting-connection-problems.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/clientaccess/index.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/clientaccess/index.html b/docs/userguide/2.1.0.0-incubating/clientaccess/index.html
index cb0065d..7f5c58a 100644
--- a/docs/userguide/2.1.0.0-incubating/clientaccess/index.html
+++ b/docs/userguide/2.1.0.0-incubating/clientaccess/index.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/clientaccess/kerberos.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/clientaccess/kerberos.html b/docs/userguide/2.1.0.0-incubating/clientaccess/kerberos.html
index 5d42369..bcdcc29 100644
--- a/docs/userguide/2.1.0.0-incubating/clientaccess/kerberos.html
+++ b/docs/userguide/2.1.0.0-incubating/clientaccess/kerberos.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/clientaccess/ldap.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/clientaccess/ldap.html b/docs/userguide/2.1.0.0-incubating/clientaccess/ldap.html
index 7e72e7d..8d2c568 100644
--- a/docs/userguide/2.1.0.0-incubating/clientaccess/ldap.html
+++ b/docs/userguide/2.1.0.0-incubating/clientaccess/ldap.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/clientaccess/roles_privs.html
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diff --git a/docs/userguide/2.1.0.0-incubating/clientaccess/roles_privs.html b/docs/userguide/2.1.0.0-incubating/clientaccess/roles_privs.html
index a10680a..2868216 100644
--- a/docs/userguide/2.1.0.0-incubating/clientaccess/roles_privs.html
+++ b/docs/userguide/2.1.0.0-incubating/clientaccess/roles_privs.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/BasicDataOperations.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/BasicDataOperations.html b/docs/userguide/2.1.0.0-incubating/datamgmt/BasicDataOperations.html
index 12e846b..2218224 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/BasicDataOperations.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/BasicDataOperations.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/ConcurrencyControl.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/ConcurrencyControl.html b/docs/userguide/2.1.0.0-incubating/datamgmt/ConcurrencyControl.html
index c35484e..f577134 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/ConcurrencyControl.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/ConcurrencyControl.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/HAWQInputFormatforMapReduce.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/HAWQInputFormatforMapReduce.html b/docs/userguide/2.1.0.0-incubating/datamgmt/HAWQInputFormatforMapReduce.html
index e849949..7d5fb28 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/HAWQInputFormatforMapReduce.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/HAWQInputFormatforMapReduce.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/Transactions.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/Transactions.html b/docs/userguide/2.1.0.0-incubating/datamgmt/Transactions.html
index 756c58c..3e1c76b 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/Transactions.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/Transactions.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/about_statistics.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/about_statistics.html b/docs/userguide/2.1.0.0-incubating/datamgmt/about_statistics.html
index 2a26feb..76fc488 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/about_statistics.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/about_statistics.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/dml.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/dml.html b/docs/userguide/2.1.0.0-incubating/datamgmt/dml.html
index ea66c04..14f2402 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/dml.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/dml.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/client-loadtools.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/client-loadtools.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/client-loadtools.html
index cce2fc2..1f3c369 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/client-loadtools.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/client-loadtools.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/creating-external-tables-examples.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/creating-external-tables-examples.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/creating-external-tables-examples.html
index 60d3676..edc1238 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/creating-external-tables-examples.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/creating-external-tables-examples.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>
@@ -981,7 +989,7 @@
 <p>Creates a readable external table, <code>ext_expenses</code>, using the <code>gpfdist</code> protocol. The files are formatted with a pipe (|) as the column delimiter.</p>
 <pre class="highlight sql"><code><span class="o">=#</span> <span class="k">CREATE</span> <span class="k">EXTERNAL</span> <span class="k">TABLE</span> <span class="n">ext_expenses</span>
         <span class="p">(</span> <span class="n">name</span> <span class="n">text</span><span class="p">,</span> <span class="n">date</span> <span class="n">date</span><span class="p">,</span> <span class="n">amount</span> <span class="n">float4</span><span class="p">,</span> <span class="n">category</span> <span class="n">text</span><span class="p">,</span> <span class="n">desc1</span> <span class="n">text</span> <span class="p">)</span>
-    <span class="k">LOCATION</span> <span class="p">(</span><span class="s1">'gpfdist://etlhost-1:8081/*'</span><span class="p">,</span> <span class="s1">'gpfdist://etlhost-1:8082/*'</span><span class="p">)</span>
+    <span class="k">LOCATION</span> <span class="p">(</span><span class="s1">'gpfdist://etlhost-1:8081/*'</span><span class="p">)</span>
     <span class="n">FORMAT</span> <span class="s1">'TEXT'</span> <span class="p">(</span><span class="k">DELIMITER</span> <span class="s1">'|'</span><span class="p">);</span>
 </code></pre>
 

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-about-gpfdist-setup-and-performance.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-about-gpfdist-setup-and-performance.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-about-gpfdist-setup-and-performance.html
index 6a20322..17c8f6b 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-about-gpfdist-setup-and-performance.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-about-gpfdist-setup-and-performance.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-character-encoding.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-character-encoding.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-character-encoding.html
index d22dadb..1f88e91 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-character-encoding.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-character-encoding.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-command-based-web-external-tables.html
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diff --git a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-command-based-web-external-tables.html b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-command-based-web-external-tables.html
index 28e580c..16ceca8 100644
--- a/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-command-based-web-external-tables.html
+++ b/docs/userguide/2.1.0.0-incubating/datamgmt/load/g-command-based-web-external-tables.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>


[11/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref-html.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref-html.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref-html.html
index 73657fe..c53c1ee 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref-html.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref-html.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref-tables.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref-tables.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref-tables.html
index eb80a51..aeec758 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref-tables.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref-tables.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref-views.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref-views.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref-views.html
index 1057acf..1278c52 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref-views.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref-views.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref.html
index c092743..16955af 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/catalog_ref.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_configuration_history.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_configuration_history.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_configuration_history.html
index a230dff..f8a6f4e 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_configuration_history.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_configuration_history.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_distribution_policy.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_distribution_policy.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_distribution_policy.html
index b6fdd8b..5eb0698 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_distribution_policy.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_distribution_policy.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_global_sequence.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_global_sequence.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_global_sequence.html
index b5652c1..6f91b77 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_global_sequence.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_global_sequence.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_master_mirroring.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_master_mirroring.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_master_mirroring.html
index 929b983..4c8a53c 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_master_mirroring.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_master_mirroring.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_database_node.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_database_node.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_database_node.html
index 138b71e..275546c 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_database_node.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_database_node.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_filespace_node.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_filespace_node.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_filespace_node.html
index 3f56f53..2ba0d44 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_filespace_node.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_filespace_node.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_relation_node.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_relation_node.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_relation_node.html
index 351a8cc..6343913 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_relation_node.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_relation_node.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_relfile_node.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_relfile_node.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_relfile_node.html
index 6525ae4..7ed1c19 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_relfile_node.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_relfile_node.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_tablespace_node.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_tablespace_node.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_tablespace_node.html
index 01b5f95..d6ed3aa 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_tablespace_node.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_persistent_tablespace_node.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_relfile_node.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_relfile_node.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_relfile_node.html
index 30b5203..bdbafef 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_relfile_node.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_relfile_node.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_segment_configuration.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_segment_configuration.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_segment_configuration.html
index 20ab716..6f98688 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_segment_configuration.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_segment_configuration.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_version_at_initdb.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_version_at_initdb.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_version_at_initdb.html
index af1b670..37b70a5 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_version_at_initdb.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/gp_version_at_initdb.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_aggregate.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_aggregate.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_aggregate.html
index 71d29a8..d8026f1 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_aggregate.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_aggregate.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>


[10/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_am.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_am.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_am.html
index 294b480..574dadc 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_am.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_am.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_amop.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_amop.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_amop.html
index 4b2becd..6043c47 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_amop.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_amop.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_amproc.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_amproc.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_amproc.html
index 95ba7cf..4e77289 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_amproc.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_amproc.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_appendonly.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_appendonly.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_appendonly.html
index bc21266..27fb50b 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_appendonly.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_appendonly.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_attrdef.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_attrdef.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_attrdef.html
index 29f6e12..2373c2b 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_attrdef.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_attrdef.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_attribute.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_attribute.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_attribute.html
index 3561d87..7b29094 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_attribute.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_attribute.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_attribute_encoding.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_attribute_encoding.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_attribute_encoding.html
index 6de5c51..383d514 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_attribute_encoding.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_attribute_encoding.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_auth_members.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_auth_members.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_auth_members.html
index 82a0044..af18af3 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_auth_members.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_auth_members.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_authid.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_authid.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_authid.html
index 6e8f5f3..24add96 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_authid.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_authid.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_cast.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_cast.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_cast.html
index 49c9e29..9063d0a 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_cast.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_cast.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_class.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_class.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_class.html
index bae2c92..8c68a5f 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_class.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_class.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_compression.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_compression.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_compression.html
index b783544..e9f8bd6 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_compression.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_compression.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_constraint.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_constraint.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_constraint.html
index 517a176..269cc7c 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_constraint.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_constraint.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_conversion.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_conversion.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_conversion.html
index 175a64c..2946cba 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_conversion.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_conversion.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_database.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_database.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_database.html
index 88cfaa6..e543d95 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_database.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_database.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_depend.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_depend.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_depend.html
index 21f2617..7146a33 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_depend.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_depend.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_description.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_description.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_description.html
index d1a957b..0c278e7 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_description.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_description.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_exttable.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_exttable.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_exttable.html
index 08d25bd..1c08d80 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_exttable.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_exttable.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>



[04/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html
index 9cdecfd..fef8c82 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>
@@ -987,20 +995,20 @@
 
 <p>The creator becomes the owner of the new database by default. Superusers can create databases owned by other users by using the <code>OWNER</code> clause. They can even create databases owned by users with no special privileges. Non-superusers with <code>CREATEDB</code> privilege can only create databases owned by themselves.</p>
 
-<p>By default, the new database will be created by cloning the standard system database <code>template1</code>. A different template can be specified by writing <code>TEMPLATE &lt;template&gt;</code>. In particular, by writing <code>TEMPLATE template0</code>, you can create a clean database containing only the standard objects predefined by HAWQ. This is useful if you wish to avoid copying any installation-local objects that may have been added to <code>template1</code>.</p>
+<p>By default, the new database is created by cloning the standard system database template named <code>template1</code>. You can specify a different template by including the <code>WITH TEMPLATE=&lt;template&gt;</code> clause in the <code>CREATE DATABASE</code> command. In particular, specifying <code>WITH TEMPLATE=template0</code> creates a clean database containing only the standard objects predefined by HAWQ. This is useful if you wish to avoid copying any installation-local objects that may have been added to <code>template1</code>.</p>
 
 <h2><a id="topic1__section4"></a>Parameters</h2>
 
 <p><dt>&lt;database_name&gt;</dt>
 <dd>The name of a database to create.</p>
 
-<p><strong>Note:</strong> HAWQ reserves the database name &ldquo;hcatalog&rdquo; for system use.</dd></p>
+<p><strong>Note:</strong> HAWQ reserves the database name <code>hcatalog</code> for system use.</dd></p>
 
 <p><dt>OWNER=&lt;database_owner&gt; </dt>
 <dd>The name of the database user who will own the new database, or <code>DEFAULT</code> to use the default owner (the user executing the command).</dd></p>
 
 <p><dt>TEMPLATE=&lt;template&gt; </dt>
-<dd>The name of the template from which to create the new database, or <code>DEFAULT</code> to use the default template (<em>template1</em>).</dd></p>
+<dd>The name of the template from which to create the new database, or <code>DEFAULT</code> to use the default template (<code>template1</code>).</dd></p>
 
 <p><dt>ENCODING=&lt;encoding&gt; </dt>
 <dd>Character set encoding to use in the new database. Specify a string constant (such as <code>&#39;SQL_ASCII&#39;</code>), an integer encoding number, or <code>DEFAULT</code> to use the default encoding.</dd></p>
@@ -1015,21 +1023,21 @@
 
 <p><code>CREATE DATABASE</code> cannot be executed inside a transaction block.</p>
 
-<p>When you copy a database by specifying its name as the template, no other sessions can be connected to the template database while it is being copied. New connections to the template database are locked out until <code>CREATE DATABASE</code> completes.</p>
+<p>Only template databases may be specified in the <code>WITH TEMPLATE=&lt;template&gt;</code> clause. When you specify <code>template1</code> or <code>template0</code> as the database template, no other sessions can be connected to the template database during the create operation. New connections to the template database are locked out until <code>CREATE DATABASE</code> completes.</p>
 
 <p>The <code>CONNECTION LIMIT</code> is not enforced against superusers.</p>
 
 <h2><a id="topic1__section6"></a>Examples</h2>
 
-<p>To create a new database:</p>
+<p>To create a new database using the default template:</p>
 <pre class="highlight plaintext"><code>CREATE DATABASE gpdb;
 </code></pre>
 
-<p>To create a database <code>sales</code> owned by user <code>salesapp</code> with a default tablespace of <code>salesspace</code>:</p>
+<p>To create a database named <code>sales</code> owned by user <code>salesapp</code> with a default tablespace of <code>salesspace</code>:</p>
 <pre class="highlight plaintext"><code>CREATE DATABASE sales OWNER=salesapp TABLESPACE=salesspace;
 </code></pre>
 
-<p>To create a database <code>music</code> which supports the ISO-8859-1 character set:</p>
+<p>To create a database named <code>music</code> which supports the ISO-8859-1 character set:</p>
 <pre class="highlight plaintext"><code>CREATE DATABASE music ENCODING='LATIN1';
 </code></pre>
 

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html
index 8ff234b..e8cefb8 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html
index 913a3a7..24eae92 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-GROUP.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-GROUP.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-GROUP.html
index 419de0b..56bdb20 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-GROUP.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-GROUP.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-LANGUAGE.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-LANGUAGE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-LANGUAGE.html
index a55be42..1d065c7 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-LANGUAGE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-LANGUAGE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-OPERATOR-CLASS.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-OPERATOR-CLASS.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-OPERATOR-CLASS.html
index 1a1cbc9..fd5393c 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-OPERATOR-CLASS.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-OPERATOR-CLASS.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-OPERATOR.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-OPERATOR.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-OPERATOR.html
index dcd6b81..4e2564f 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-OPERATOR.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-OPERATOR.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-RESOURCE-QUEUE.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-RESOURCE-QUEUE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-RESOURCE-QUEUE.html
index 6f58f8a..b323daf 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-RESOURCE-QUEUE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-RESOURCE-QUEUE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-ROLE.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-ROLE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-ROLE.html
index 81d607d..6fedeec 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-ROLE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-ROLE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-SCHEMA.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-SCHEMA.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-SCHEMA.html
index 4b10b40..5fd338d 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-SCHEMA.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-SCHEMA.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-SEQUENCE.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-SEQUENCE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-SEQUENCE.html
index b411255..c1e55c0 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-SEQUENCE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-SEQUENCE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TABLE-AS.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TABLE-AS.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TABLE-AS.html
index 705e0a9..6d3fb99 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TABLE-AS.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TABLE-AS.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TABLE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TABLE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TABLE.html
index d1db989..c748a3d 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TABLE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TABLE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TABLESPACE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TABLESPACE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TABLESPACE.html
index 739be79..9e95114 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TABLESPACE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TABLESPACE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TYPE.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TYPE.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TYPE.html
index 09b188f..dcf8afc 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TYPE.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-TYPE.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-USER.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-USER.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-USER.html
index 1077edc..93a54a6 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-USER.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-USER.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-VIEW.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-VIEW.html b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-VIEW.html
index 64a37d7..14ed145 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-VIEW.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-VIEW.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>


[08/22] incubator-hawq-site git commit: rebuilding html after merge of following fixes: HAWQ-1119, HAWQ-1263, HAWQ-1252, HAWQ-1251, HAWQ-1272, HAWQ-1263

Posted by yo...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_proc.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_proc.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_proc.html
index a4d76db..50de7c1 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_proc.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_proc.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_resqueue.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_resqueue.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_resqueue.html
index 410bbb7..24c24ea 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_resqueue.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_resqueue.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_resqueue_status.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_resqueue_status.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_resqueue_status.html
index 29fd7ee..0789f55 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_resqueue_status.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_resqueue_status.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_rewrite.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_rewrite.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_rewrite.html
index 67739ae..1a59229 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_rewrite.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_rewrite.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_roles.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_roles.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_roles.html
index e31f617..7b23f9e 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_roles.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_roles.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_shdepend.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_shdepend.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_shdepend.html
index 5911eba..1e14b2b 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_shdepend.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_shdepend.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_shdescription.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_shdescription.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_shdescription.html
index e509998..373f669 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_shdescription.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_shdescription.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_activity.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_activity.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_activity.html
index 3579d9a..0b20687 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_activity.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_activity.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_last_operation.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_last_operation.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_last_operation.html
index 0fb15ae..6145a6a 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_last_operation.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_last_operation.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_last_shoperation.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_last_shoperation.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_last_shoperation.html
index 16eaa6b..4dfba82 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_last_shoperation.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_last_shoperation.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_operations.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_operations.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_operations.html
index 31c8e38..bb9f5d3 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_operations.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_operations.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_partition_operations.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_partition_operations.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_partition_operations.html
index 78d6935..c4f6636 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_partition_operations.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stat_partition_operations.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_statistic.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_statistic.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_statistic.html
index abc7698..199c4cf 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_statistic.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_statistic.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stats.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stats.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stats.html
index 3237d25..e91509b 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stats.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_stats.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_tablespace.html
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diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_tablespace.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_tablespace.html
index 9a97be3..25d2af0 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_tablespace.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_tablespace.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_trigger.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_trigger.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_trigger.html
index ce572b2..f3a27ce 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_trigger.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_trigger.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_type.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_type.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_type.html
index 66e80b0..424cf70 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_type.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_type.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/cce3ea48/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_type_encoding.html
----------------------------------------------------------------------
diff --git a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_type_encoding.html b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_type_encoding.html
index d3bbbaf..d96767e 100644
--- a/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_type_encoding.html
+++ b/docs/userguide/2.1.0.0-incubating/reference/catalog/pg_type_encoding.html
@@ -129,11 +129,13 @@
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/setuphawqopenv.html">Introducing the HAWQ Operating Environment</a>
           </li>
-          <li>
+          <li class="has_submenu">
             <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-admin.html">Managing HAWQ Using Ambari</a>
-          </li>
-          <li>
-            <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+           <ul>
+            <li>
+              <a href="/docs/userguide/2.1.0.0-incubating/admin/ambari-rest-api.html">Using the Ambari REST API</a>
+            </li>
+           </ul>
           </li>
           <li>
             <a href="/docs/userguide/2.1.0.0-incubating/admin/startstop.html">Starting and Stopping HAWQ</a>
@@ -413,6 +415,7 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HivePXF.html">Accessing Hive Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HBasePXF.html">Accessing HBase Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/JsonPXF.html">Accessing JSON Data</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/HDFSWritablePXF.html">Writing Data to HDFS</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/ReadWritePXF.html">Using Profiles to Read and Write Data</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/PXFExternalTableandAPIReference.html">PXF External Tables and API</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/pxf/TroubleshootingPXF.html">Troubleshooting PXF</a></li>
@@ -740,6 +743,7 @@
             <ul>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ABORT.html">ABORT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-AGGREGATE.html">ALTER AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-CONVERSION.html">ALTER CONVERSION</a></li>  
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-DATABASE.html">ALTER DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-FUNCTION.html">ALTER FUNCTION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/ALTER-OPERATOR.html">ALTER OPERATOR</a></li>
@@ -757,6 +761,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COMMIT.html">COMMIT</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/COPY.html">COPY</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-AGGREGATE.html">CREATE AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CAST.html">CREATE CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-CONVERSION.html">CREATE CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-DATABASE.html">CREATE DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-EXTERNAL-TABLE.html">CREATE EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/CREATE-FUNCTION.html">CREATE FUNCTION</a></li>
@@ -777,6 +783,8 @@
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DEALLOCATE.html">DEALLOCATE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DECLARE.html">DECLARE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-AGGREGATE.html">DROP AGGREGATE</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CAST.html">DROP CAST</a></li>
+              <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-CONVERSION.html">DROP CONVERSION</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-DATABASE.html">DROP DATABASE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-EXTERNAL-TABLE.html">DROP EXTERNAL TABLE</a></li>
               <li><a href="/docs/userguide/2.1.0.0-incubating/reference/sql/DROP-FILESPACE.html">DROP FILESPACE</a></li>