You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@asterixdb.apache.org by bu...@apache.org on 2016/04/18 17:48:47 UTC

[22/28] 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/nested-index/inverted-index-join/ulist-jaccard-check_01.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/ulist-jaccard-check_01.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/ulist-jaccard-check_01.ast
index 53f66d9..1547fe2 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/ulist-jaccard-check_01.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/ulist-jaccard-check_01.ast
@@ -48,14 +48,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Customers]
   ]
-  AS
-  Variable [ Name=$a ]
+  AS Variable [ Name=$a ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Customers2]
   ]
-  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/nested-index/inverted-index-join/ulist-jaccard-inline.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/ulist-jaccard-inline.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/ulist-jaccard-inline.ast
index dc4c405..4d229f5 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/ulist-jaccard-inline.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/ulist-jaccard-inline.ast
@@ -65,14 +65,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Customers]
   ]
-  AS
-  Variable [ Name=$a ]
+  AS Variable [ Name=$a ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Customers]
   ]
-  AS
-  Variable [ Name=$b ]
+  AS Variable [ Name=$b ]
 ]
 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/nested-index/inverted-index-join/ulist-jaccard_01.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/ulist-jaccard_01.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/ulist-jaccard_01.ast
index bd7e024..cec52a9 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/ulist-jaccard_01.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/ulist-jaccard_01.ast
@@ -48,14 +48,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Customers]
   ]
-  AS
-  Variable [ Name=$a ]
+  AS Variable [ Name=$a ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [Customers2]
   ]
-  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/nested-index/inverted-index-join/word-fuzzyeq-jaccard_01.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-fuzzyeq-jaccard_01.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-fuzzyeq-jaccard_01.ast
index 2dad5cb..cc9568c 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-fuzzyeq-jaccard_01.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-fuzzyeq-jaccard_01.ast
@@ -50,14 +50,12 @@ 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/nested-index/inverted-index-join/word-jaccard-check-after-btree-access.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-jaccard-check-after-btree-access.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-jaccard-check-after-btree-access.ast
index e8b4564..11e931f 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-jaccard-check-after-btree-access.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-jaccard-check-after-btree-access.ast
@@ -67,14 +67,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [TweetMessages]
   ]
-  AS
-  Variable [ Name=$t1 ]
+  AS Variable [ Name=$t1 ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [TweetMessages]
   ]
-  AS
-  Variable [ Name=$t2 ]
+  AS Variable [ Name=$t2 ]
 ]
 Let Variable [ Name=$sim ]
   :=

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-jaccard-check_01.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-jaccard-check_01.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-jaccard-check_01.ast
index 7f05b15..bc4dbe1 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-jaccard-check_01.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-jaccard-check_01.ast
@@ -48,14 +48,12 @@ 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/nested-index/inverted-index-join/word-jaccard-inline.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-jaccard-inline.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-jaccard-inline.ast
index e33d74d..6a553a9 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-jaccard-inline.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-jaccard-inline.ast
@@ -50,14 +50,12 @@ 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 ]
 ]
 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/nested-index/inverted-index-join/word-jaccard_01.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-jaccard_01.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-jaccard_01.ast
index 51acd74..e997a8f 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-jaccard_01.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/inverted-index-join/word-jaccard_01.ast
@@ -48,14 +48,12 @@ 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/nested-index/rtree-index-join/leftouterjoin-probe-pidx-with-join-rtree-sidx_01.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/leftouterjoin-probe-pidx-with-join-rtree-sidx_01.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/leftouterjoin-probe-pidx-with-join-rtree-sidx_01.ast
index 76b9fe4..cba7d62 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/leftouterjoin-probe-pidx-with-join-rtree-sidx_01.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/leftouterjoin-probe-pidx-with-join-rtree-sidx_01.ast
@@ -87,8 +87,7 @@ RecordConstructor [
       FROM [        FunctionCall Metadata.dataset@1[
           LiteralExpr [STRING] [TweetMessages]
         ]
-        AS
-        Variable [ Name=$t2 ]
+        AS Variable [ Name=$t2 ]
       ]
       Where
         FunctionCall test.spatial-intersect@2[
@@ -115,8 +114,7 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [TweetMessages]
   ]
-  AS
-  Variable [ Name=$t1 ]
+  AS Variable [ Name=$t1 ]
 ]
 Let Variable [ Name=$n ]
   :=

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/leftouterjoin-probe-pidx-with-join-rtree-sidx_02.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/leftouterjoin-probe-pidx-with-join-rtree-sidx_02.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/leftouterjoin-probe-pidx-with-join-rtree-sidx_02.ast
index 0e1f873..0627f9e 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/leftouterjoin-probe-pidx-with-join-rtree-sidx_02.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/leftouterjoin-probe-pidx-with-join-rtree-sidx_02.ast
@@ -87,8 +87,7 @@ RecordConstructor [
       FROM [        FunctionCall Metadata.dataset@1[
           LiteralExpr [STRING] [TweetMessages]
         ]
-        AS
-        Variable [ Name=$t2 ]
+        AS Variable [ Name=$t2 ]
       ]
       Where
         OperatorExpr [
@@ -138,8 +137,7 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [TweetMessages]
   ]
-  AS
-  Variable [ Name=$t1 ]
+  AS Variable [ Name=$t1 ]
 ]
 Let Variable [ Name=$n ]
   :=

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/spatial-intersect-point_01.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/spatial-intersect-point_01.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/spatial-intersect-point_01.ast
index 6aa939e..23c9f97 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/spatial-intersect-point_01.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/spatial-intersect-point_01.ast
@@ -37,14 +37,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [MyData1]
   ]
-  AS
-  Variable [ Name=$a ]
+  AS Variable [ Name=$a ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [MyData2]
   ]
-  AS
-  Variable [ Name=$b ]
+  AS Variable [ Name=$b ]
 ]
 Where
   FunctionCall test.spatial-intersect@2[

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/spatial-intersect-point_02.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/spatial-intersect-point_02.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/spatial-intersect-point_02.ast
index 9db17c9..5dca6be 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/spatial-intersect-point_02.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/spatial-intersect-point_02.ast
@@ -37,14 +37,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [MyData1]
   ]
-  AS
-  Variable [ Name=$a ]
+  AS Variable [ Name=$a ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [MyData2]
   ]
-  AS
-  Variable [ Name=$b ]
+  AS Variable [ Name=$b ]
 ]
 Where
   FunctionCall test.spatial-intersect@2[

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/spatial-intersect-point_03.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/spatial-intersect-point_03.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/spatial-intersect-point_03.ast
index 3ddad6e..7761734 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/spatial-intersect-point_03.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-index/rtree-index-join/spatial-intersect-point_03.ast
@@ -36,14 +36,12 @@ RecordConstructor [
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [MyData]
   ]
-  AS
-  Variable [ Name=$a ]
+  AS Variable [ Name=$a ]
 ,
   FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [MyData]
   ]
-  AS
-  Variable [ Name=$b ]
+  AS Variable [ Name=$b ]
 ]
 Where
   FunctionCall test.spatial-intersect@2[

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/disjunction-to-join.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/disjunction-to-join.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/disjunction-to-join.ast
index d24e5ac..3055c2d 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/disjunction-to-join.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/disjunction-to-join.ast
@@ -19,8 +19,7 @@ Variable [ Name=$x ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [TestSet]
   ]
-  AS
-  Variable [ Name=$x ]
+  AS Variable [ Name=$x ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/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/nested-open-index/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_01_1.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_01_1.ast
index 34bd59c..7ff16fb 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_01_1.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_01_1.ast
@@ -86,8 +86,7 @@ RecordConstructor [
       FROM [        FunctionCall Metadata.dataset@1[
           LiteralExpr [STRING] [TweetMessages]
         ]
-        AS
-        Variable [ Name=$t2 ]
+        AS Variable [ Name=$t2 ]
       ]
       Where
         OperatorExpr [
@@ -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/nested-open-index/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/nested-open-index/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_01_2.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_01_2.ast
index be7c075..a383bff 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_01_2.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_01_2.ast
@@ -85,8 +85,7 @@ RecordConstructor [
       FROM [        FunctionCall Metadata.dataset@1[
           LiteralExpr [STRING] [TweetMessages]
         ]
-        AS
-        Variable [ Name=$t2 ]
+        AS Variable [ Name=$t2 ]
       ]
       Where
         OperatorExpr [
@@ -123,8 +122,7 @@ 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/nested-open-index/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/nested-open-index/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_02_1.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_02_1.ast
index b74cb45..75d429f 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_02_1.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_02_1.ast
@@ -86,8 +86,7 @@ RecordConstructor [
       FROM [        FunctionCall Metadata.dataset@1[
           LiteralExpr [STRING] [TweetMessages]
         ]
-        AS
-        Variable [ Name=$t2 ]
+        AS Variable [ Name=$t2 ]
       ]
       Where
         OperatorExpr [
@@ -144,8 +143,7 @@ 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/nested-open-index/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/nested-open-index/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_02_2.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_02_2.ast
index a077d25..512b788 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_02_2.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/leftouterjoin-probe-pidx-with-join-btree-sidx_02_2.ast
@@ -85,8 +85,7 @@ RecordConstructor [
       FROM [        FunctionCall Metadata.dataset@1[
           LiteralExpr [STRING] [TweetMessages]
         ]
-        AS
-        Variable [ Name=$t2 ]
+        AS Variable [ Name=$t2 ]
       ]
       Where
         OperatorExpr [
@@ -143,8 +142,7 @@ 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/nested-open-index/btree-index-join/secondary-composite-key-join_01.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-join_01.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-join_01.ast
index a2a5032..ea4f64f 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-join_01.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-join_01.ast
@@ -29,14 +29,12 @@ 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/nested-open-index/btree-index-join/secondary-composite-key-join_02.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-join_02.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-join_02.ast
index 48340af..e187262 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-join_02.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-join_02.ast
@@ -29,14 +29,12 @@ 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/nested-open-index/btree-index-join/secondary-composite-key-join_03.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-join_03.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-join_03.ast
index aeb32e4..a524ca4 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-join_03.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-join_03.ast
@@ -29,14 +29,12 @@ 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/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_01.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_01.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_01.ast
index 7938842..71c64e6 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_01.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_01.ast
@@ -29,14 +29,12 @@ 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/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_02.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_02.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_02.ast
index 123b788..80edcb3 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_02.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_02.ast
@@ -29,14 +29,12 @@ 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/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_03.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_03.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_03.ast
index f09ca2c..04cd1f0 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_03.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_03.ast
@@ -29,14 +29,12 @@ 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/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_04.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_04.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_04.ast
index 53b226f..8823793 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_04.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_04.ast
@@ -29,14 +29,12 @@ 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/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_05.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_05.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_05.ast
index 2c06658..24487e1 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_05.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_05.ast
@@ -29,14 +29,12 @@ 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/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_06.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_06.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_06.ast
index 51d28ce..620f8a0 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_06.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-composite-key-prefix-join_06.ast
@@ -29,14 +29,12 @@ 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/nested-open-index/btree-index-join/secondary-equi-join-multiindex.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join-multiindex.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join-multiindex.ast
index 11c4bf2..0554585 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join-multiindex.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join-multiindex.ast
@@ -95,14 +95,12 @@ 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/nested-open-index/btree-index-join/secondary-equi-join-multipred.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join-multipred.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join-multipred.ast
index 11de0a8..7b01567 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join-multipred.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join-multipred.ast
@@ -47,14 +47,12 @@ 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/nested-open-index/btree-index-join/secondary-equi-join_01.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_01.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_01.ast
index 9968af1..010102a 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_01.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_01.ast
@@ -47,14 +47,12 @@ 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/nested-open-index/btree-index-join/secondary-equi-join_02.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_02.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_02.ast
index 9bd1222..ef62d1c 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_02.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_02.ast
@@ -47,14 +47,12 @@ 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/nested-open-index/btree-index-join/secondary-equi-join_03.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_03.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_03.ast
index f65b690..472c556 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_03.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_03.ast
@@ -46,14 +46,12 @@ 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/nested-open-index/btree-index-join/secondary-equi-join_04.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_04.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_04.ast
index 1150ccc..d4f3e2b 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_04.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_04.ast
@@ -32,14 +32,12 @@ 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=$a2 ]
+  AS Variable [ Name=$a2 ]
 ]
 Where
   OperatorExpr [

http://git-wip-us.apache.org/repos/asf/incubator-asterixdb/blob/1eedb4cb/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_05.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_05.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_05.ast
index da298cc..a0f42ba 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_05.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index-join/secondary-equi-join_05.ast
@@ -46,14 +46,12 @@ 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/nested-open-index/btree-index/btree-secondary-33.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-33.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-33.ast
index 24af576..7d47122 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-33.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-33.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-34.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-34.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-34.ast
index 3930fd6..edf9fbe 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-34.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-34.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-35.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-35.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-35.ast
index b674574..8c74360 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-35.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-35.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-36.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-36.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-36.ast
index 92a28cc..6fbbf03 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-36.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-36.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-37.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-37.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-37.ast
index 250ad1e..671fec9 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-37.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-37.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-38.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-38.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-38.ast
index a7108e0..ba3e2b6 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-38.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-38.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-39.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-39.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-39.ast
index cb1774e..4ceee68 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-39.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-39.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-40.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-40.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-40.ast
index 92971eb..5f10647 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-40.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-40.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-41.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-41.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-41.ast
index 7906d28..78d848c 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-41.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-41.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-42.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-42.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-42.ast
index 922645d..e75e9fc 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-42.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-42.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-43.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-43.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-43.ast
index 06ae9d0..5e51dcc 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-43.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-43.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-44.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-44.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-44.ast
index 4a49cb2..6187877 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-44.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-44.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-45.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-45.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-45.ast
index 316459e..21ab19f 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-45.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-45.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-46.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-46.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-46.ast
index 9525790..fb05581 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-46.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-46.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-47.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-47.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-47.ast
index 17ecdff..2b94b4f 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-47.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-47.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-48.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-48.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-48.ast
index 5158032..0ef3e3a 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-48.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-48.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-49.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-49.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-49.ast
index 64d6ccd..fa28872 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-49.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-49.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-50.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-50.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-50.ast
index 5fe76e0..242a7cf 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-50.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-50.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-51.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-51.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-51.ast
index da19614..524cff3 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-51.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-51.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-52.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-52.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-52.ast
index 4a1d2d8..ce33027 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-52.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-52.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-53.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-53.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-53.ast
index 397de9a..cb8e719 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-53.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-53.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-54.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-54.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-54.ast
index 54ef7c8..3bafe9f 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-54.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-54.ast
@@ -19,8 +19,7 @@ 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/nested-open-index/btree-index/btree-secondary-55.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-55.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-55.ast
index 37c3193..d81f7aa 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-55.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-55.ast
@@ -19,8 +19,7 @@ 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/nested-open-index/btree-index/btree-secondary-56.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-56.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-56.ast
index 658a2e7..f47cbd6 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-56.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-56.ast
@@ -19,8 +19,7 @@ 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/nested-open-index/btree-index/btree-secondary-57.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-57.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-57.ast
index bb40c7c..80d5295 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-57.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-57.ast
@@ -19,8 +19,7 @@ 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/nested-open-index/btree-index/btree-secondary-58.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-58.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-58.ast
index 07be18c..c559945 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-58.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-58.ast
@@ -19,8 +19,7 @@ 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/nested-open-index/btree-index/btree-secondary-59.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-59.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-59.ast
index 1299c17..02e5065 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-59.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-59.ast
@@ -19,8 +19,7 @@ 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/nested-open-index/btree-index/btree-secondary-60.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-60.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-60.ast
index d237003..c52089e 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-60.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-60.ast
@@ -19,8 +19,7 @@ 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/nested-open-index/btree-index/btree-secondary-61.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-61.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-61.ast
index 9d7a3b3..45ea9d0 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-61.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-61.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-62.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-62.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-62.ast
index e68bb37..1e12679 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-62.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-62.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/btree-index/btree-secondary-63.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-63.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-63.ast
index 60cabc1..2b8aef7 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-63.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/btree-index/btree-secondary-63.ast
@@ -18,8 +18,7 @@ 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/nested-open-index/inverted-index-basic/ngram-contains-panic.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-contains-panic.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-contains-panic.ast
index 9e7aed0..9b8cd6d 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-contains-panic.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-contains-panic.ast
@@ -21,8 +21,7 @@ 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/nested-open-index/inverted-index-basic/ngram-contains.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-contains.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-contains.ast
index 60162e9..5a8342b 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-contains.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-contains.ast
@@ -21,8 +21,7 @@ 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/nested-open-index/inverted-index-basic/ngram-edit-distance-check-panic.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-edit-distance-check-panic.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-edit-distance-check-panic.ast
index 6b0f81e..beefcb1 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-edit-distance-check-panic.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-edit-distance-check-panic.ast
@@ -21,8 +21,7 @@ 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/nested-open-index/inverted-index-basic/ngram-edit-distance-check.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-edit-distance-check.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-edit-distance-check.ast
index 89b8dcc..30aad36 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-edit-distance-check.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-edit-distance-check.ast
@@ -21,8 +21,7 @@ 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/nested-open-index/inverted-index-basic/ngram-edit-distance-panic.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-edit-distance-panic.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-edit-distance-panic.ast
index bfdea24..1a82321 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-edit-distance-panic.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-edit-distance-panic.ast
@@ -21,8 +21,7 @@ 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/nested-open-index/inverted-index-basic/ngram-edit-distance.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-edit-distance.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-edit-distance.ast
index d629746..a3c9fe4 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-edit-distance.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-edit-distance.ast
@@ -21,8 +21,7 @@ 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/nested-open-index/inverted-index-basic/ngram-fuzzyeq-edit-distance.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-fuzzyeq-edit-distance.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-fuzzyeq-edit-distance.ast
index fcad98a..8c83caf 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-fuzzyeq-edit-distance.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-fuzzyeq-edit-distance.ast
@@ -23,8 +23,7 @@ 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/nested-open-index/inverted-index-basic/ngram-fuzzyeq-jaccard.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-fuzzyeq-jaccard.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-fuzzyeq-jaccard.ast
index b059b1d..d5f40c3 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-fuzzyeq-jaccard.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-fuzzyeq-jaccard.ast
@@ -24,8 +24,7 @@ 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/nested-open-index/inverted-index-basic/ngram-jaccard-check.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-jaccard-check.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-jaccard-check.ast
index 9055050..264dad7 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-jaccard-check.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-jaccard-check.ast
@@ -22,8 +22,7 @@ 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/nested-open-index/inverted-index-basic/ngram-jaccard.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-jaccard.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-jaccard.ast
index 82a72f9..f2bb773 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-jaccard.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/ngram-jaccard.ast
@@ -22,8 +22,7 @@ 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/nested-open-index/inverted-index-basic/word-contains.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/word-contains.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/word-contains.ast
index 0c425ac..9c875de 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/word-contains.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/word-contains.ast
@@ -21,8 +21,7 @@ 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/nested-open-index/inverted-index-basic/word-fuzzyeq-jaccard.ast
----------------------------------------------------------------------
diff --git a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/word-fuzzyeq-jaccard.ast b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/word-fuzzyeq-jaccard.ast
index 8bfedca..a1f7578 100644
--- a/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/word-fuzzyeq-jaccard.ast
+++ b/asterixdb/asterix-app/src/test/resources/optimizerts/results_parser_sqlpp/nested-open-index/inverted-index-basic/word-fuzzyeq-jaccard.ast
@@ -23,8 +23,7 @@ Variable [ Name=$o ]
 FROM [  FunctionCall Metadata.dataset@1[
     LiteralExpr [STRING] [DBLP]
   ]
-  AS
-  Variable [ Name=$o ]
+  AS Variable [ Name=$o ]
 ]
 Where
   OperatorExpr [