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Posted to commits@asterixdb.apache.org by bu...@apache.org on 2016/04/18 17:48:45 UTC

[20/28] incubator-asterixdb git commit: ASTERIXDB-1383: reduce the number of lines for "AS".

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_01_1.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_01_1.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_01_1.ast
index 676e410..b6936ef 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_01_1.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_01_1.ast
@@ -69,8 +69,7 @@ RecordConstructor [
       FROM [        FunctionCall Metadata.dataset@1[
           LiteralExpr [STRING] [TweetMessages]
         ]
-        AS
-        Variable [ Name=$t2 ]
+        AS Variable [ Name=$t2 ]
       ]
       Where
         OperatorExpr [
@@ -98,8 +97,7 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [TweetMessages]
   ]
-  AS
-  Variable [ Name=$t1 ]
+  AS Variable [ Name=$t1 ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_01_2.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_01_2.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_01_2.ast
index a98d6c6..71e8849 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_01_2.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_01_2.ast
@@ -68,8 +68,7 @@ RecordConstructor [
       FROM [        FunctionCall Metadata.dataset@1[
           LiteralExpr [STRING] [TweetMessages]
         ]
-        AS
-        Variable [ Name=$t2 ]
+        AS Variable [ Name=$t2 ]
       ]
       Where
         OperatorExpr [
@@ -97,8 +96,7 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [TweetMessages]
   ]
-  AS
-  Variable [ Name=$t1 ]
+  AS Variable [ Name=$t1 ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_02_1.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_02_1.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_02_1.ast
index aeddf34..f97de87 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_02_1.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_02_1.ast
@@ -69,8 +69,7 @@ RecordConstructor [
       FROM [        FunctionCall Metadata.dataset@1[
           LiteralExpr [STRING] [TweetMessages]
         ]
-        AS
-        Variable [ Name=$t2 ]
+        AS Variable [ Name=$t2 ]
       ]
       Where
         OperatorExpr [
@@ -112,8 +111,7 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [TweetMessages]
   ]
-  AS
-  Variable [ Name=$t1 ]
+  AS Variable [ Name=$t1 ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_02_2.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_02_2.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_02_2.ast
index 949bc95..75b47b2 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_02_2.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_02_2.ast
@@ -68,8 +68,7 @@ RecordConstructor [
       FROM [        FunctionCall Metadata.dataset@1[
           LiteralExpr [STRING] [TweetMessages]
         ]
-        AS
-        Variable [ Name=$t2 ]
+        AS Variable [ Name=$t2 ]
       ]
       Where
         OperatorExpr [
@@ -111,8 +110,7 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [TweetMessages]
   ]
-  AS
-  Variable [ Name=$t1 ]
+  AS Variable [ Name=$t1 ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-join_01.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-join_01.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-join_01.ast
index aa21221..6906dea 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-join_01.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-join_01.ast
@@ -24,14 +24,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Names]
   ]
-  AS
-  Variable [ Name=$emp1 ]
+  AS Variable [ Name=$emp1 ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Names]
   ]
-  AS
-  Variable [ Name=$emp2 ]
+  AS Variable [ Name=$emp2 ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-join_02.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-join_02.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-join_02.ast
index f2d72fd..c4f2627 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-join_02.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-join_02.ast
@@ -24,14 +24,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Names]
   ]
-  AS
-  Variable [ Name=$emp1 ]
+  AS Variable [ Name=$emp1 ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Names]
   ]
-  AS
-  Variable [ Name=$emp2 ]
+  AS Variable [ Name=$emp2 ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-join_03.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-join_03.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-join_03.ast
index a0013b3..0e992fb 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-join_03.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-join_03.ast
@@ -24,14 +24,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Names]
   ]
-  AS
-  Variable [ Name=$emp1 ]
+  AS Variable [ Name=$emp1 ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Names]
   ]
-  AS
-  Variable [ Name=$emp2 ]
+  AS Variable [ Name=$emp2 ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_01.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_01.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_01.ast
index 435e232..7683e43 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_01.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_01.ast
@@ -24,14 +24,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Names]
   ]
-  AS
-  Variable [ Name=$emp1 ]
+  AS Variable [ Name=$emp1 ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Names]
   ]
-  AS
-  Variable [ Name=$emp2 ]
+  AS Variable [ Name=$emp2 ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_02.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_02.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_02.ast
index 3436d26..5a798b4 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_02.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_02.ast
@@ -24,14 +24,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Names]
   ]
-  AS
-  Variable [ Name=$emp1 ]
+  AS Variable [ Name=$emp1 ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Names]
   ]
-  AS
-  Variable [ Name=$emp2 ]
+  AS Variable [ Name=$emp2 ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_03.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_03.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_03.ast
index 5ffc7d0..1f289e3 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_03.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_03.ast
@@ -24,14 +24,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Names]
   ]
-  AS
-  Variable [ Name=$emp1 ]
+  AS Variable [ Name=$emp1 ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Names]
   ]
-  AS
-  Variable [ Name=$emp2 ]
+  AS Variable [ Name=$emp2 ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_04.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_04.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_04.ast
index a8b9222..46864d7 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_04.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_04.ast
@@ -24,14 +24,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Names]
   ]
-  AS
-  Variable [ Name=$emp1 ]
+  AS Variable [ Name=$emp1 ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Names]
   ]
-  AS
-  Variable [ Name=$emp2 ]
+  AS Variable [ Name=$emp2 ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_05.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_05.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_05.ast
index bf2e615..c67c8cd 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_05.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_05.ast
@@ -24,14 +24,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Names]
   ]
-  AS
-  Variable [ Name=$emp1 ]
+  AS Variable [ Name=$emp1 ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Names]
   ]
-  AS
-  Variable [ Name=$emp2 ]
+  AS Variable [ Name=$emp2 ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_06.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_06.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_06.ast
index c5e7691..9e8fb0c 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_06.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-composite-key-prefix-join_06.ast
@@ -24,14 +24,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Names]
   ]
-  AS
-  Variable [ Name=$emp1 ]
+  AS Variable [ Name=$emp1 ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Names]
   ]
-  AS
-  Variable [ Name=$emp2 ]
+  AS Variable [ Name=$emp2 ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join-multiindex.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join-multiindex.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join-multiindex.ast
index 0b210cb..67eb1f4 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join-multiindex.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join-multiindex.ast
@@ -73,14 +73,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [FacebookUsers]
   ]
-  AS
-  Variable [ Name=$user ]
+  AS Variable [ Name=$user ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [FacebookMessages]
   ]
-  AS
-  Variable [ Name=$message ]
+  AS Variable [ Name=$message ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join-multipred.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join-multipred.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join-multipred.ast
index 2290bb0..b2eeffb 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join-multipred.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join-multipred.ast
@@ -37,14 +37,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$a ]
+  AS Variable [ Name=$a ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [CSX]
   ]
-  AS
-  Variable [ Name=$b ]
+  AS Variable [ Name=$b ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_01.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_01.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_01.ast
index 9549946..78b416a 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_01.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_01.ast
@@ -37,14 +37,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$a ]
+  AS Variable [ Name=$a ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [CSX]
   ]
-  AS
-  Variable [ Name=$b ]
+  AS Variable [ Name=$b ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_02.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_02.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_02.ast
index 2e3e53a..bfdff97 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_02.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_02.ast
@@ -37,14 +37,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$a ]
+  AS Variable [ Name=$a ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [CSX]
   ]
-  AS
-  Variable [ Name=$b ]
+  AS Variable [ Name=$b ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_03.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_03.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_03.ast
index ca97be0..5e675be 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_03.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_03.ast
@@ -27,14 +27,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$a ]
+  AS Variable [ Name=$a ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$b ]
+  AS Variable [ Name=$b ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_04.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_04.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_04.ast
index f19a41e..fc5c334 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_04.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_04.ast
@@ -36,14 +36,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$a ]
+  AS Variable [ Name=$a ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [CSX]
   ]
-  AS
-  Variable [ Name=$b ]
+  AS Variable [ Name=$b ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_05.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_05.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_05.ast
index f19a41e..fc5c334 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_05.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index-join/secondary-equi-join_05.ast
@@ -36,14 +36,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$a ]
+  AS Variable [ Name=$a ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [CSX]
   ]
-  AS
-  Variable [ Name=$b ]
+  AS Variable [ Name=$b ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-33.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-33.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-33.ast
index 1927dc8..5efb000 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-33.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-33.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-34.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-34.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-34.ast
index 8e5f71f..9fbba7b 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-34.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-34.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-35.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-35.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-35.ast
index 87f8f43..23ea757 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-35.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-35.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-36.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-36.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-36.ast
index 628c58d..a307976 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-36.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-36.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-37.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-37.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-37.ast
index 7969e13..d2d2bfd 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-37.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-37.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-38.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-38.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-38.ast
index 57881a5..e0bdcad 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-38.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-38.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-39.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-39.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-39.ast
index 09ee7bc..ddae1fc 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-39.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-39.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-40.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-40.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-40.ast
index 3cb506d..53142c2 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-40.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-40.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-41.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-41.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-41.ast
index 71b8263..9dab843 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-41.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-41.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-42.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-42.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-42.ast
index f32a2f3..f4b0a21 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-42.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-42.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-43.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-43.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-43.ast
index c9eb315..9450047 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-43.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-43.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-44.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-44.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-44.ast
index d9f0d50..80b6ed2 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-44.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-44.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-45.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-45.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-45.ast
index 4ba35bc..cfcf0ff 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-45.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-45.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-46.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-46.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-46.ast
index bd41a0b..d70b77e 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-46.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-46.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-47.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-47.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-47.ast
index ae0ef7a..0f5522f 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-47.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-47.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-48.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-48.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-48.ast
index ede6359..899a8bd 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-48.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-48.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-49.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-49.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-49.ast
index a45a7b8..59fc23f 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-49.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-49.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-50.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-50.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-50.ast
index ae85df2..102872e 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-50.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-50.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-51.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-51.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-51.ast
index 3259f08..c78d1a7 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-51.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-51.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-52.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-52.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-52.ast
index 461ace3..d315bca 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-52.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-52.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-53.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-53.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-53.ast
index 6fe1c53..3c68c96 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-53.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-53.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-54.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-54.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-54.ast
index fd1385d..67a9fa1 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-54.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-54.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-55.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-55.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-55.ast
index f826ec0..c562a35 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-55.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-55.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-56.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-56.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-56.ast
index c18e798..5edb012 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-56.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-56.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-57.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-57.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-57.ast
index b4d8a4b..610249b 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-57.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-57.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-58.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-58.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-58.ast
index 61d7e19..f313fa7 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-58.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-58.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-59.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-59.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-59.ast
index 89b635f..29d2ad8 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-59.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-59.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-60.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-60.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-60.ast
index 51aade1..43f3d1e 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-60.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-60.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-61.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-61.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-61.ast
index 23f7c3e..0d68543 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-61.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-61.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-62.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-62.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-62.ast
index af866d8..3df0fb0 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-62.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-62.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-63.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-63.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-63.ast
index 7c033ff..af81014 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-63.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/btree-index/btree-secondary-63.ast
@@ -13,8 +13,7 @@ Variable [ Name=$emp ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [testdst]
   ]
-  AS
-  Variable [ Name=$emp ]
+  AS Variable [ Name=$emp ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-contains-panic.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-contains-panic.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-contains-panic.ast
index 9fce7e9..9292a1a 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-contains-panic.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-contains-panic.ast
@@ -16,8 +16,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Where
   FunctionCall test.contains@2[

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-contains.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-contains.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-contains.ast
index 8717cd8..9a8a0de 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-contains.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-contains.ast
@@ -16,8 +16,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Where
   FunctionCall test.contains@2[

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance-check-panic.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance-check-panic.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance-check-panic.ast
index ef92b67..66c3b07 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance-check-panic.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance-check-panic.ast
@@ -16,8 +16,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Let Variable [ Name=$ed ]
   :=

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance-check.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance-check.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance-check.ast
index dbe99f8..bf08761 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance-check.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance-check.ast
@@ -16,8 +16,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Where
   IndexAccessor [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance-panic.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance-panic.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance-panic.ast
index 8a68f37..e8f9179 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance-panic.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance-panic.ast
@@ -16,8 +16,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance.ast
index e06550e..fb667a1 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-edit-distance.ast
@@ -16,8 +16,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-fuzzyeq-edit-distance.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-fuzzyeq-edit-distance.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-fuzzyeq-edit-distance.ast
index cc4dd19..fa5f5fe 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-fuzzyeq-edit-distance.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-fuzzyeq-edit-distance.ast
@@ -18,8 +18,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-fuzzyeq-jaccard.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-fuzzyeq-jaccard.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-fuzzyeq-jaccard.ast
index f261627..307055c 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-fuzzyeq-jaccard.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-fuzzyeq-jaccard.ast
@@ -19,8 +19,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-jaccard-check.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-jaccard-check.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-jaccard-check.ast
index 421e18f..ca31b15 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-jaccard-check.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-jaccard-check.ast
@@ -17,8 +17,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Where
   IndexAccessor [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-jaccard.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-jaccard.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-jaccard.ast
index b8fdf89..725962f 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-jaccard.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/ngram-jaccard.ast
@@ -17,8 +17,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-contains.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-contains.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-contains.ast
index 47abd72..9f960eb 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-contains.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-contains.ast
@@ -16,8 +16,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Where
   FunctionCall test.contains@2[

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-fuzzyeq-jaccard.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-fuzzyeq-jaccard.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-fuzzyeq-jaccard.ast
index 875d090..472cd7f 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-fuzzyeq-jaccard.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-fuzzyeq-jaccard.ast
@@ -18,8 +18,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-jaccard-check.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-jaccard-check.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-jaccard-check.ast
index c1c70c0..7d27e43 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-jaccard-check.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-jaccard-check.ast
@@ -16,8 +16,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Where
   IndexAccessor [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-jaccard.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-jaccard.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-jaccard.ast
index 67cf511..b4a1d64 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-jaccard.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-basic/word-jaccard.ast
@@ -16,8 +16,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let-panic-nopanic_01.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let-panic-nopanic_01.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let-panic-nopanic_01.ast
index fdb3756..b32f090 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let-panic-nopanic_01.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let-panic-nopanic_01.ast
@@ -16,8 +16,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Let Variable [ Name=$eda ]
   :=

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let-panic-nopanic_02.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let-panic-nopanic_02.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let-panic-nopanic_02.ast
index 8c6e725..d947e66 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let-panic-nopanic_02.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let-panic-nopanic_02.ast
@@ -16,8 +16,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Let Variable [ Name=$edb ]
   :=

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let-panic.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let-panic.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let-panic.ast
index e273b6c..b768999 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let-panic.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let-panic.ast
@@ -16,8 +16,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Let Variable [ Name=$ed ]
   :=

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let.ast
index 988b924..f1b8393 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-let.ast
@@ -16,8 +16,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Let Variable [ Name=$ed ]
   :=

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-substring.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-substring.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-substring.ast
index b11af23..307a1e4 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-substring.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-substring.ast
@@ -33,8 +33,7 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$paper ]
+  AS Variable [ Name=$paper ]
 ]
 Where
   IndexAccessor [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-word-tokens.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-word-tokens.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-word-tokens.ast
index d6e60b8..9fe2be3 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-word-tokens.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-edit-distance-check-word-tokens.ast
@@ -33,8 +33,7 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$paper ]
+  AS Variable [ Name=$paper ]
 ,
   FunctionCall test.word-tokens@1[
     FieldAccessor [
@@ -42,8 +41,7 @@ FROM [  FunctionCall Metadata.dataset@1[
       Field=title
     ]
   ]
-  AS
-  Variable [ Name=$word ]
+  AS Variable [ Name=$word ]
 ]
 Where
   IndexAccessor [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-jaccard-check-let.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-jaccard-check-let.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-jaccard-check-let.ast
index 1ea8a57..5724b68 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-jaccard-check-let.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-jaccard-check-let.ast
@@ -17,8 +17,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Let Variable [ Name=$jacc ]
   :=

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-jaccard-check-multi-let.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-jaccard-check-multi-let.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-jaccard-check-multi-let.ast
index 2bb8ae2..3848c08 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-jaccard-check-multi-let.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/ngram-jaccard-check-multi-let.ast
@@ -28,8 +28,7 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$paper ]
+  AS Variable [ Name=$paper ]
 ]
 Let Variable [ Name=$paper_tokens ]
   :=

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/word-jaccard-check-let.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/word-jaccard-check-let.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/word-jaccard-check-let.ast
index 9e3ffd6..3055c5d 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/word-jaccard-check-let.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/word-jaccard-check-let.ast
@@ -16,8 +16,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Let Variable [ Name=$jacc ]
   :=

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/word-jaccard-check-multi-let.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/word-jaccard-check-multi-let.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/word-jaccard-check-multi-let.ast
index 2195633..7bbb066 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/word-jaccard-check-multi-let.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-complex/word-jaccard-check-multi-let.ast
@@ -27,8 +27,7 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$paper ]
+  AS Variable [ Name=$paper ]
 ]
 Let Variable [ Name=$paper_tokens ]
   :=

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-join/leftouterjoin-probe-pidx-with-join-edit-distance-check-idx_01.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-join/leftouterjoin-probe-pidx-with-join-edit-distance-check-idx_01.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-join/leftouterjoin-probe-pidx-with-join-edit-distance-check-idx_01.ast
index 4decbcf..b8b27b3 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-join/leftouterjoin-probe-pidx-with-join-edit-distance-check-idx_01.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-join/leftouterjoin-probe-pidx-with-join-edit-distance-check-idx_01.ast
@@ -75,8 +75,7 @@ RecordConstructor [
       FROM [        FunctionCall Metadata.dataset@1[
           LiteralExpr [STRING] [TweetMessages]
         ]
-        AS
-        Variable [ Name=$t2 ]
+        AS Variable [ Name=$t2 ]
       ]
       Let Variable [ Name=$sim ]
         :=
@@ -124,8 +123,7 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [TweetMessages]
   ]
-  AS
-  Variable [ Name=$t1 ]
+  AS Variable [ Name=$t1 ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-join/ngram-contains_01.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-join/ngram-contains_01.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-join/ngram-contains_01.ast
index fb0a906..521f510 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-join/ngram-contains_01.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/open-index-enforced/inverted-index-join/ngram-contains_01.ast
@@ -42,14 +42,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o1 ]
+  AS Variable [ Name=$o1 ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [CSX]
   ]
-  AS
-  Variable [ Name=$o2 ]
+  AS Variable [ Name=$o2 ]
 ]
 Where
   OperatorExpr [