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From xu...@apache.org
Subject svn commit: r1634671 [6/46] - in /hive/branches/spark: itests/src/test/resources/ ql/src/test/results/clientpositive/spark/
Date Mon, 27 Oct 2014 19:57:03 GMT
Added: hive/branches/spark/ql/src/test/results/clientpositive/spark/auto_join3.q.out
URL: http://svn.apache.org/viewvc/hive/branches/spark/ql/src/test/results/clientpositive/spark/auto_join3.q.out?rev=1634671&view=auto
==============================================================================
--- hive/branches/spark/ql/src/test/results/clientpositive/spark/auto_join3.q.out (added)
+++ hive/branches/spark/ql/src/test/results/clientpositive/spark/auto_join3.q.out Mon Oct 27 19:56:58 2014
@@ -0,0 +1,132 @@
+PREHOOK: query: CREATE TABLE dest1(key INT, value STRING) STORED AS TEXTFILE
+PREHOOK: type: CREATETABLE
+PREHOOK: Output: database:default
+PREHOOK: Output: default@dest1
+POSTHOOK: query: CREATE TABLE dest1(key INT, value STRING) STORED AS TEXTFILE
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: database:default
+POSTHOOK: Output: default@dest1
+PREHOOK: query: explain
+FROM src src1 JOIN src src2 ON (src1.key = src2.key) JOIN src src3 ON (src1.key = src3.key)
+INSERT OVERWRITE TABLE dest1 SELECT src1.key, src3.value
+PREHOOK: type: QUERY
+POSTHOOK: query: explain
+FROM src src1 JOIN src src2 ON (src1.key = src2.key) JOIN src src3 ON (src1.key = src3.key)
+INSERT OVERWRITE TABLE dest1 SELECT src1.key, src3.value
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-2 depends on stages: Stage-1
+  Stage-0 depends on stages: Stage-2
+  Stage-3 depends on stages: Stage-0
+
+STAGE PLANS:
+  Stage: Stage-1
+    Spark
+      Edges:
+        Reducer 2 <- Map 1 (GROUP PARTITION-LEVEL SORT, 1), Map 3 (GROUP PARTITION-LEVEL SORT, 1), Map 4 (GROUP PARTITION-LEVEL SORT, 1)
+#### A masked pattern was here ####
+      Vertices:
+        Map 1 
+            Map Operator Tree:
+                TableScan
+                  alias: src2
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Filter Operator
+                    predicate: key is not null (type: boolean)
+                    Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: key (type: string)
+                      sort order: +
+                      Map-reduce partition columns: key (type: string)
+                      Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+        Map 3 
+            Map Operator Tree:
+                TableScan
+                  alias: src3
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Filter Operator
+                    predicate: key is not null (type: boolean)
+                    Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: key (type: string)
+                      sort order: +
+                      Map-reduce partition columns: key (type: string)
+                      Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: value (type: string)
+        Map 4 
+            Map Operator Tree:
+                TableScan
+                  alias: src1
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Filter Operator
+                    predicate: key is not null (type: boolean)
+                    Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: key (type: string)
+                      sort order: +
+                      Map-reduce partition columns: key (type: string)
+                      Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+        Reducer 2 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                     Inner Join 0 to 2
+                condition expressions:
+                  0 {KEY.reducesinkkey0}
+                  1 
+                  2 {VALUE._col0}
+                outputColumnNames: _col0, _col11
+                Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: UDFToInteger(_col0) (type: int), _col11 (type: string)
+                  outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
+                    table:
+                        input format: org.apache.hadoop.mapred.TextInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+                        name: default.dest1
+
+  Stage: Stage-2
+    Dependency Collection
+
+  Stage: Stage-0
+    Move Operator
+      tables:
+          replace: true
+          table:
+              input format: org.apache.hadoop.mapred.TextInputFormat
+              output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
+              serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+              name: default.dest1
+
+  Stage: Stage-3
+    Stats-Aggr Operator
+
+PREHOOK: query: FROM src src1 JOIN src src2 ON (src1.key = src2.key) JOIN src src3 ON (src1.key = src3.key)
+INSERT OVERWRITE TABLE dest1 SELECT src1.key, src3.value
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src
+PREHOOK: Output: default@dest1
+[Error 30017]: Skipping stats aggregation by error org.apache.hadoop.hive.ql.metadata.HiveException: [Error 30015]: Stats aggregator of type counter cannot be connected to
+POSTHOOK: query: FROM src src1 JOIN src src2 ON (src1.key = src2.key) JOIN src src3 ON (src1.key = src3.key)
+INSERT OVERWRITE TABLE dest1 SELECT src1.key, src3.value
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src
+POSTHOOK: Output: default@dest1
+POSTHOOK: Lineage: dest1.key EXPRESSION [(src)src1.FieldSchema(name:key, type:string, comment:default), ]
+POSTHOOK: Lineage: dest1.value SIMPLE [(src)src3.FieldSchema(name:value, type:string, comment:default), ]
+PREHOOK: query: SELECT sum(hash(dest1.key,dest1.value)) FROM dest1
+PREHOOK: type: QUERY
+PREHOOK: Input: default@dest1
+#### A masked pattern was here ####
+POSTHOOK: query: SELECT sum(hash(dest1.key,dest1.value)) FROM dest1
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@dest1
+#### A masked pattern was here ####
+344360994461

Added: hive/branches/spark/ql/src/test/results/clientpositive/spark/auto_join30.q.out
URL: http://svn.apache.org/viewvc/hive/branches/spark/ql/src/test/results/clientpositive/spark/auto_join30.q.out?rev=1634671&view=auto
==============================================================================
--- hive/branches/spark/ql/src/test/results/clientpositive/spark/auto_join30.q.out (added)
+++ hive/branches/spark/ql/src/test/results/clientpositive/spark/auto_join30.q.out Mon Oct 27 19:56:58 2014
@@ -0,0 +1,1391 @@
+PREHOOK: query: explain
+FROM 
+(SELECT src.* FROM src sort by key) x
+JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+select sum(hash(Y.key,Y.value))
+PREHOOK: type: QUERY
+POSTHOOK: query: explain
+FROM 
+(SELECT src.* FROM src sort by key) x
+JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+select sum(hash(Y.key,Y.value))
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Spark
+      Edges:
+        Reducer 2 <- Map 1 (GROUP SORT, 1)
+        Reducer 3 <- Reducer 2 (GROUP PARTITION-LEVEL SORT, 1), Reducer 6 (GROUP PARTITION-LEVEL SORT, 1)
+        Reducer 4 <- Reducer 3 (GROUP, 1)
+        Reducer 6 <- Map 5 (GROUP SORT, 1)
+#### A masked pattern was here ####
+      Vertices:
+        Map 1 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Filter Operator
+                    predicate: key is not null (type: boolean)
+                    Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                    Select Operator
+                      expressions: key (type: string)
+                      outputColumnNames: _col0
+                      Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                      Reduce Output Operator
+                        key expressions: _col0 (type: string)
+                        sort order: +
+                        Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+        Map 5 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Filter Operator
+                    predicate: key is not null (type: boolean)
+                    Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                    Select Operator
+                      expressions: key (type: string), value (type: string)
+                      outputColumnNames: _col0, _col1
+                      Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                      Reduce Output Operator
+                        key expressions: _col1 (type: string)
+                        sort order: +
+                        Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                        value expressions: _col0 (type: string)
+        Reducer 2 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: KEY.reducesinkkey0 (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+        Reducer 3 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                condition expressions:
+                  0 
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                outputColumnNames: _col2, _col3
+                Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col2 (type: string), _col3 (type: string)
+                  outputColumnNames: _col2, _col3
+                  Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
+                  Group By Operator
+                    aggregations: sum(hash(_col2,_col3))
+                    mode: hash
+                    outputColumnNames: _col0
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      sort order: 
+                      Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: bigint)
+        Reducer 4 
+            Reduce Operator Tree:
+              Group By Operator
+                aggregations: sum(VALUE._col0)
+                mode: mergepartial
+                outputColumnNames: _col0
+                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col0 (type: bigint)
+                  outputColumnNames: _col0
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                    table:
+                        input format: org.apache.hadoop.mapred.TextInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+        Reducer 6 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: VALUE._col0 (type: string), KEY.reducesinkkey0 (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: string)
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: FROM 
+(SELECT src.* FROM src sort by key) x
+JOIN 
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+select sum(hash(Y.key,Y.value))
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src
+#### A masked pattern was here ####
+POSTHOOK: query: FROM 
+(SELECT src.* FROM src sort by key) x
+JOIN 
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+select sum(hash(Y.key,Y.value))
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src
+#### A masked pattern was here ####
+103231310608
+PREHOOK: query: explain
+FROM 
+(SELECT src.* FROM src sort by key) x
+LEFT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+select sum(hash(Y.key,Y.value))
+PREHOOK: type: QUERY
+POSTHOOK: query: explain
+FROM 
+(SELECT src.* FROM src sort by key) x
+LEFT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+select sum(hash(Y.key,Y.value))
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Spark
+      Edges:
+        Reducer 2 <- Map 1 (GROUP SORT, 1)
+        Reducer 3 <- Reducer 2 (GROUP PARTITION-LEVEL SORT, 1), Reducer 6 (GROUP PARTITION-LEVEL SORT, 1)
+        Reducer 4 <- Reducer 3 (GROUP, 1)
+        Reducer 6 <- Map 5 (GROUP SORT, 1)
+#### A masked pattern was here ####
+      Vertices:
+        Map 1 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string)
+                    outputColumnNames: _col0
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col0 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Map 5 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string), value (type: string)
+                    outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col1 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: string)
+        Reducer 2 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: KEY.reducesinkkey0 (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Reducer 3 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Left Outer Join0 to 1
+                condition expressions:
+                  0 
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                outputColumnNames: _col2, _col3
+                Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col2 (type: string), _col3 (type: string)
+                  outputColumnNames: _col2, _col3
+                  Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
+                  Group By Operator
+                    aggregations: sum(hash(_col2,_col3))
+                    mode: hash
+                    outputColumnNames: _col0
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      sort order: 
+                      Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: bigint)
+        Reducer 4 
+            Reduce Operator Tree:
+              Group By Operator
+                aggregations: sum(VALUE._col0)
+                mode: mergepartial
+                outputColumnNames: _col0
+                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col0 (type: bigint)
+                  outputColumnNames: _col0
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                    table:
+                        input format: org.apache.hadoop.mapred.TextInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+        Reducer 6 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: VALUE._col0 (type: string), KEY.reducesinkkey0 (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: string)
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: FROM 
+(SELECT src.* FROM src sort by key) x
+LEFT OUTER JOIN 
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+select sum(hash(Y.key,Y.value))
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src
+#### A masked pattern was here ####
+POSTHOOK: query: FROM 
+(SELECT src.* FROM src sort by key) x
+LEFT OUTER JOIN 
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+select sum(hash(Y.key,Y.value))
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src
+#### A masked pattern was here ####
+103231310608
+PREHOOK: query: explain
+FROM 
+(SELECT src.* FROM src sort by key) x
+RIGHT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+select sum(hash(Y.key,Y.value))
+PREHOOK: type: QUERY
+POSTHOOK: query: explain
+FROM 
+(SELECT src.* FROM src sort by key) x
+RIGHT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+select sum(hash(Y.key,Y.value))
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Spark
+      Edges:
+        Reducer 2 <- Map 1 (GROUP SORT, 1)
+        Reducer 3 <- Reducer 2 (GROUP PARTITION-LEVEL SORT, 1), Reducer 6 (GROUP PARTITION-LEVEL SORT, 1)
+        Reducer 4 <- Reducer 3 (GROUP, 1)
+        Reducer 6 <- Map 5 (GROUP SORT, 1)
+#### A masked pattern was here ####
+      Vertices:
+        Map 1 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string)
+                    outputColumnNames: _col0
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col0 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Map 5 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string), value (type: string)
+                    outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col1 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: string)
+        Reducer 2 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: KEY.reducesinkkey0 (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Reducer 3 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Right Outer Join0 to 1
+                condition expressions:
+                  0 
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                outputColumnNames: _col2, _col3
+                Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col2 (type: string), _col3 (type: string)
+                  outputColumnNames: _col2, _col3
+                  Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
+                  Group By Operator
+                    aggregations: sum(hash(_col2,_col3))
+                    mode: hash
+                    outputColumnNames: _col0
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      sort order: 
+                      Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: bigint)
+        Reducer 4 
+            Reduce Operator Tree:
+              Group By Operator
+                aggregations: sum(VALUE._col0)
+                mode: mergepartial
+                outputColumnNames: _col0
+                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col0 (type: bigint)
+                  outputColumnNames: _col0
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                    table:
+                        input format: org.apache.hadoop.mapred.TextInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+        Reducer 6 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: VALUE._col0 (type: string), KEY.reducesinkkey0 (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: string)
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: FROM 
+(SELECT src.* FROM src sort by key) x
+RIGHT OUTER JOIN 
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+select sum(hash(Y.key,Y.value))
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src
+#### A masked pattern was here ####
+POSTHOOK: query: FROM 
+(SELECT src.* FROM src sort by key) x
+RIGHT OUTER JOIN 
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+select sum(hash(Y.key,Y.value))
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src
+#### A masked pattern was here ####
+103231310608
+PREHOOK: query: explain
+FROM 
+(SELECT src.* FROM src sort by key) x
+JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+PREHOOK: type: QUERY
+POSTHOOK: query: explain
+FROM 
+(SELECT src.* FROM src sort by key) x
+JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Spark
+      Edges:
+        Reducer 2 <- Map 1 (GROUP SORT, 1)
+        Reducer 3 <- Reducer 2 (GROUP PARTITION-LEVEL SORT, 1), Reducer 6 (GROUP PARTITION-LEVEL SORT, 1), Reducer 8 (GROUP PARTITION-LEVEL SORT, 1)
+        Reducer 4 <- Reducer 3 (GROUP, 1)
+        Reducer 6 <- Map 5 (GROUP SORT, 1)
+        Reducer 8 <- Map 7 (GROUP SORT, 1)
+#### A masked pattern was here ####
+      Vertices:
+        Map 1 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Filter Operator
+                    predicate: key is not null (type: boolean)
+                    Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                    Select Operator
+                      expressions: key (type: string), value (type: string)
+                      outputColumnNames: _col0, _col1
+                      Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                      Reduce Output Operator
+                        key expressions: _col1 (type: string)
+                        sort order: +
+                        Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                        value expressions: _col0 (type: string)
+        Map 5 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Filter Operator
+                    predicate: key is not null (type: boolean)
+                    Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                    Select Operator
+                      expressions: key (type: string)
+                      outputColumnNames: _col0
+                      Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                      Reduce Output Operator
+                        key expressions: _col0 (type: string)
+                        sort order: +
+                        Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+        Map 7 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Filter Operator
+                    predicate: key is not null (type: boolean)
+                    Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                    Select Operator
+                      expressions: key (type: string), value (type: string)
+                      outputColumnNames: _col0, _col1
+                      Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                      Reduce Output Operator
+                        key expressions: _col1 (type: string)
+                        sort order: +
+                        Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                        value expressions: _col0 (type: string)
+        Reducer 2 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: VALUE._col0 (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+        Reducer 3 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                     Inner Join 0 to 2
+                condition expressions:
+                  0 
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                  2 
+                outputColumnNames: _col2, _col3
+                Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col2 (type: string), _col3 (type: string)
+                  outputColumnNames: _col2, _col3
+                  Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
+                  Group By Operator
+                    aggregations: sum(hash(_col2,_col3))
+                    mode: hash
+                    outputColumnNames: _col0
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      sort order: 
+                      Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: bigint)
+        Reducer 4 
+            Reduce Operator Tree:
+              Group By Operator
+                aggregations: sum(VALUE._col0)
+                mode: mergepartial
+                outputColumnNames: _col0
+                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col0 (type: bigint)
+                  outputColumnNames: _col0
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                    table:
+                        input format: org.apache.hadoop.mapred.TextInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+        Reducer 6 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: KEY.reducesinkkey0 (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+        Reducer 8 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: VALUE._col0 (type: string), KEY.reducesinkkey0 (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: string)
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: FROM
+(SELECT src.* FROM src sort by key) x
+JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src
+#### A masked pattern was here ####
+POSTHOOK: query: FROM
+(SELECT src.* FROM src sort by key) x
+JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src
+#### A masked pattern was here ####
+348019368476
+PREHOOK: query: explain
+FROM 
+(SELECT src.* FROM src sort by key) x
+JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+LEFT OUTER JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+PREHOOK: type: QUERY
+POSTHOOK: query: explain
+FROM 
+(SELECT src.* FROM src sort by key) x
+JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+LEFT OUTER JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Spark
+      Edges:
+        Reducer 2 <- Map 1 (GROUP SORT, 1)
+        Reducer 3 <- Reducer 2 (GROUP PARTITION-LEVEL SORT, 1), Reducer 6 (GROUP PARTITION-LEVEL SORT, 1), Reducer 8 (GROUP PARTITION-LEVEL SORT, 1)
+        Reducer 4 <- Reducer 3 (GROUP, 1)
+        Reducer 6 <- Map 5 (GROUP SORT, 1)
+        Reducer 8 <- Map 7 (GROUP SORT, 1)
+#### A masked pattern was here ####
+      Vertices:
+        Map 1 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string), value (type: string)
+                    outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col1 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: string)
+        Map 5 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string)
+                    outputColumnNames: _col0
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col0 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Map 7 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string), value (type: string)
+                    outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col1 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: string)
+        Reducer 2 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: VALUE._col0 (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Reducer 3 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                     Left Outer Join0 to 2
+                condition expressions:
+                  0 
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                  2 
+                outputColumnNames: _col2, _col3
+                Statistics: Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col2 (type: string), _col3 (type: string)
+                  outputColumnNames: _col2, _col3
+                  Statistics: Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
+                  Group By Operator
+                    aggregations: sum(hash(_col2,_col3))
+                    mode: hash
+                    outputColumnNames: _col0
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      sort order: 
+                      Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: bigint)
+        Reducer 4 
+            Reduce Operator Tree:
+              Group By Operator
+                aggregations: sum(VALUE._col0)
+                mode: mergepartial
+                outputColumnNames: _col0
+                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col0 (type: bigint)
+                  outputColumnNames: _col0
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                    table:
+                        input format: org.apache.hadoop.mapred.TextInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+        Reducer 6 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: KEY.reducesinkkey0 (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Reducer 8 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: VALUE._col0 (type: string), KEY.reducesinkkey0 (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: string)
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: FROM
+(SELECT src.* FROM src sort by key) x
+JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+LEFT OUTER JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src
+#### A masked pattern was here ####
+POSTHOOK: query: FROM
+(SELECT src.* FROM src sort by key) x
+JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+LEFT OUTER JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src
+#### A masked pattern was here ####
+348019368476
+PREHOOK: query: explain
+FROM 
+(SELECT src.* FROM src sort by key) x
+LEFT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+LEFT OUTER JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+PREHOOK: type: QUERY
+POSTHOOK: query: explain
+FROM 
+(SELECT src.* FROM src sort by key) x
+LEFT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+LEFT OUTER JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Spark
+      Edges:
+        Reducer 2 <- Map 1 (GROUP SORT, 1)
+        Reducer 3 <- Reducer 2 (GROUP PARTITION-LEVEL SORT, 1), Reducer 6 (GROUP PARTITION-LEVEL SORT, 1), Reducer 8 (GROUP PARTITION-LEVEL SORT, 1)
+        Reducer 4 <- Reducer 3 (GROUP, 1)
+        Reducer 6 <- Map 5 (GROUP SORT, 1)
+        Reducer 8 <- Map 7 (GROUP SORT, 1)
+#### A masked pattern was here ####
+      Vertices:
+        Map 1 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string), value (type: string)
+                    outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col1 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: string)
+        Map 5 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string)
+                    outputColumnNames: _col0
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col0 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Map 7 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string), value (type: string)
+                    outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col1 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: string)
+        Reducer 2 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: VALUE._col0 (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Reducer 3 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Left Outer Join0 to 1
+                     Left Outer Join0 to 2
+                condition expressions:
+                  0 
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                  2 
+                outputColumnNames: _col2, _col3
+                Statistics: Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col2 (type: string), _col3 (type: string)
+                  outputColumnNames: _col2, _col3
+                  Statistics: Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
+                  Group By Operator
+                    aggregations: sum(hash(_col2,_col3))
+                    mode: hash
+                    outputColumnNames: _col0
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      sort order: 
+                      Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: bigint)
+        Reducer 4 
+            Reduce Operator Tree:
+              Group By Operator
+                aggregations: sum(VALUE._col0)
+                mode: mergepartial
+                outputColumnNames: _col0
+                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col0 (type: bigint)
+                  outputColumnNames: _col0
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                    table:
+                        input format: org.apache.hadoop.mapred.TextInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+        Reducer 6 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: KEY.reducesinkkey0 (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Reducer 8 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: VALUE._col0 (type: string), KEY.reducesinkkey0 (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: string)
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: FROM
+(SELECT src.* FROM src sort by key) x
+LEFT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+LEFT OUTER JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src
+#### A masked pattern was here ####
+POSTHOOK: query: FROM
+(SELECT src.* FROM src sort by key) x
+LEFT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+LEFT OUTER JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src
+#### A masked pattern was here ####
+348019368476
+PREHOOK: query: explain
+FROM 
+(SELECT src.* FROM src sort by key) x
+LEFT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+RIGHT OUTER JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+PREHOOK: type: QUERY
+POSTHOOK: query: explain
+FROM 
+(SELECT src.* FROM src sort by key) x
+LEFT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+RIGHT OUTER JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Spark
+      Edges:
+        Reducer 2 <- Map 1 (GROUP SORT, 1)
+        Reducer 3 <- Reducer 2 (GROUP PARTITION-LEVEL SORT, 1), Reducer 6 (GROUP PARTITION-LEVEL SORT, 1), Reducer 8 (GROUP PARTITION-LEVEL SORT, 1)
+        Reducer 4 <- Reducer 3 (GROUP, 1)
+        Reducer 6 <- Map 5 (GROUP SORT, 1)
+        Reducer 8 <- Map 7 (GROUP SORT, 1)
+#### A masked pattern was here ####
+      Vertices:
+        Map 1 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string), value (type: string)
+                    outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col1 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: string)
+        Map 5 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string)
+                    outputColumnNames: _col0
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col0 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Map 7 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string), value (type: string)
+                    outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col1 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: string)
+        Reducer 2 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: VALUE._col0 (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Reducer 3 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Left Outer Join0 to 1
+                     Right Outer Join0 to 2
+                condition expressions:
+                  0 
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                  2 
+                outputColumnNames: _col2, _col3
+                Statistics: Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col2 (type: string), _col3 (type: string)
+                  outputColumnNames: _col2, _col3
+                  Statistics: Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
+                  Group By Operator
+                    aggregations: sum(hash(_col2,_col3))
+                    mode: hash
+                    outputColumnNames: _col0
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      sort order: 
+                      Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: bigint)
+        Reducer 4 
+            Reduce Operator Tree:
+              Group By Operator
+                aggregations: sum(VALUE._col0)
+                mode: mergepartial
+                outputColumnNames: _col0
+                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col0 (type: bigint)
+                  outputColumnNames: _col0
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                    table:
+                        input format: org.apache.hadoop.mapred.TextInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+        Reducer 6 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: KEY.reducesinkkey0 (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Reducer 8 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: VALUE._col0 (type: string), KEY.reducesinkkey0 (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: string)
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: FROM
+(SELECT src.* FROM src sort by key) x
+LEFT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+RIGHT OUTER JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src
+#### A masked pattern was here ####
+POSTHOOK: query: FROM
+(SELECT src.* FROM src sort by key) x
+LEFT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+RIGHT OUTER JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src
+#### A masked pattern was here ####
+348019368476
+PREHOOK: query: explain
+FROM 
+(SELECT src.* FROM src sort by key) x
+RIGHT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+RIGHT OUTER JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+PREHOOK: type: QUERY
+POSTHOOK: query: explain
+FROM 
+(SELECT src.* FROM src sort by key) x
+RIGHT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+RIGHT OUTER JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Spark
+      Edges:
+        Reducer 2 <- Map 1 (GROUP SORT, 1)
+        Reducer 3 <- Reducer 2 (GROUP PARTITION-LEVEL SORT, 1), Reducer 6 (GROUP PARTITION-LEVEL SORT, 1), Reducer 8 (GROUP PARTITION-LEVEL SORT, 1)
+        Reducer 4 <- Reducer 3 (GROUP, 1)
+        Reducer 6 <- Map 5 (GROUP SORT, 1)
+        Reducer 8 <- Map 7 (GROUP SORT, 1)
+#### A masked pattern was here ####
+      Vertices:
+        Map 1 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string), value (type: string)
+                    outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col1 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: string)
+        Map 5 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string)
+                    outputColumnNames: _col0
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col0 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Map 7 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string), value (type: string)
+                    outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col1 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: string)
+        Reducer 2 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: VALUE._col0 (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Reducer 3 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Right Outer Join0 to 1
+                     Right Outer Join0 to 2
+                condition expressions:
+                  0 
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                  2 
+                outputColumnNames: _col2, _col3
+                Statistics: Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col2 (type: string), _col3 (type: string)
+                  outputColumnNames: _col2, _col3
+                  Statistics: Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
+                  Group By Operator
+                    aggregations: sum(hash(_col2,_col3))
+                    mode: hash
+                    outputColumnNames: _col0
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      sort order: 
+                      Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: bigint)
+        Reducer 4 
+            Reduce Operator Tree:
+              Group By Operator
+                aggregations: sum(VALUE._col0)
+                mode: mergepartial
+                outputColumnNames: _col0
+                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col0 (type: bigint)
+                  outputColumnNames: _col0
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                    table:
+                        input format: org.apache.hadoop.mapred.TextInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+        Reducer 6 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: KEY.reducesinkkey0 (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Reducer 8 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: VALUE._col0 (type: string), KEY.reducesinkkey0 (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: string)
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: FROM
+(SELECT src.* FROM src sort by key) x
+RIGHT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+RIGHT OUTER JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src
+#### A masked pattern was here ####
+POSTHOOK: query: FROM
+(SELECT src.* FROM src sort by key) x
+RIGHT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+RIGHT OUTER JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src
+#### A masked pattern was here ####
+348019368476

Added: hive/branches/spark/ql/src/test/results/clientpositive/spark/auto_join31.q.out
URL: http://svn.apache.org/viewvc/hive/branches/spark/ql/src/test/results/clientpositive/spark/auto_join31.q.out?rev=1634671&view=auto
==============================================================================
--- hive/branches/spark/ql/src/test/results/clientpositive/spark/auto_join31.q.out (added)
+++ hive/branches/spark/ql/src/test/results/clientpositive/spark/auto_join31.q.out Mon Oct 27 19:56:58 2014
@@ -0,0 +1,187 @@
+PREHOOK: query: explain
+FROM
+(SELECT src.* FROM src sort by key) x
+RIGHT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+PREHOOK: type: QUERY
+POSTHOOK: query: explain
+FROM
+(SELECT src.* FROM src sort by key) x
+RIGHT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Spark
+      Edges:
+        Reducer 2 <- Map 1 (GROUP SORT, 1)
+        Reducer 3 <- Reducer 2 (GROUP PARTITION-LEVEL SORT, 1), Reducer 6 (GROUP PARTITION-LEVEL SORT, 1), Reducer 8 (GROUP PARTITION-LEVEL SORT, 1)
+        Reducer 4 <- Reducer 3 (GROUP, 1)
+        Reducer 6 <- Map 5 (GROUP SORT, 1)
+        Reducer 8 <- Map 7 (GROUP SORT, 1)
+#### A masked pattern was here ####
+      Vertices:
+        Map 1 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string), value (type: string)
+                    outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col1 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: string)
+        Map 5 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string)
+                    outputColumnNames: _col0
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col0 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Map 7 
+            Map Operator Tree:
+                TableScan
+                  alias: src
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: key (type: string), value (type: string)
+                    outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col1 (type: string)
+                      sort order: +
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: string)
+        Reducer 2 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: VALUE._col0 (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Reducer 3 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Right Outer Join0 to 1
+                     Inner Join 0 to 2
+                condition expressions:
+                  0 
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                  2 
+                outputColumnNames: _col2, _col3
+                Statistics: Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col2 (type: string), _col3 (type: string)
+                  outputColumnNames: _col2, _col3
+                  Statistics: Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
+                  Group By Operator
+                    aggregations: sum(hash(_col2,_col3))
+                    mode: hash
+                    outputColumnNames: _col0
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      sort order: 
+                      Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col0 (type: bigint)
+        Reducer 4 
+            Reduce Operator Tree:
+              Group By Operator
+                aggregations: sum(VALUE._col0)
+                mode: mergepartial
+                outputColumnNames: _col0
+                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col0 (type: bigint)
+                  outputColumnNames: _col0
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                    table:
+                        input format: org.apache.hadoop.mapred.TextInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+        Reducer 6 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: KEY.reducesinkkey0 (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+        Reducer 8 
+            Reduce Operator Tree:
+              Select Operator
+                expressions: VALUE._col0 (type: string), KEY.reducesinkkey0 (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: string)
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: FROM
+(SELECT src.* FROM src sort by key) x
+RIGHT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src
+#### A masked pattern was here ####
+POSTHOOK: query: FROM
+(SELECT src.* FROM src sort by key) x
+RIGHT OUTER JOIN
+(SELECT src.* FROM src sort by value) Y
+ON (x.key = Y.key)
+JOIN
+(SELECT src.* FROM src sort by value) Z
+ON (x.key = Z.key)
+select sum(hash(Y.key,Y.value))
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src
+#### A masked pattern was here ####
+348019368476



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