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From xu...@apache.org
Subject svn commit: r1642997 [6/31] - in /hive/branches/spark: itests/src/test/resources/ ql/src/java/org/apache/hadoop/hive/ql/optimizer/spark/ ql/src/test/results/clientpositive/spark/
Date Tue, 02 Dec 2014 19:57:14 GMT
Modified: hive/branches/spark/ql/src/test/results/clientpositive/spark/join_alt_syntax.q.out
URL: http://svn.apache.org/viewvc/hive/branches/spark/ql/src/test/results/clientpositive/spark/join_alt_syntax.q.out?rev=1642997&r1=1642996&r2=1642997&view=diff
==============================================================================
--- hive/branches/spark/ql/src/test/results/clientpositive/spark/join_alt_syntax.q.out (original)
+++ hive/branches/spark/ql/src/test/results/clientpositive/spark/join_alt_syntax.q.out Tue Dec  2 19:57:10 2014
@@ -5,32 +5,14 @@ POSTHOOK: query: explain select p1.p_nam
 from part p1 , part p2
 POSTHOOK: type: QUERY
 STAGE DEPENDENCIES:
-  Stage-2 is a root stage
-  Stage-1 depends on stages: Stage-2
+  Stage-1 is a root stage
   Stage-0 depends on stages: Stage-1
 
 STAGE PLANS:
-  Stage: Stage-2
-    Spark
-#### A masked pattern was here ####
-      Vertices:
-        Map 2 
-            Map Operator Tree:
-                TableScan
-                  alias: p2
-                  Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
-                  Spark HashTable Sink Operator
-                    condition expressions:
-                      0 {p_name}
-                      1 {p_name}
-                    keys:
-                      0 
-                      1 
-            Local Work:
-              Map Reduce Local Work
-
   Stage: Stage-1
     Spark
+      Edges:
+        Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 1), Map 3 (PARTITION-LEVEL SORT, 1)
 #### A masked pattern was here ####
       Vertices:
         Map 1 
@@ -38,32 +20,40 @@ STAGE PLANS:
                 TableScan
                   alias: p1
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
-                  Map Join Operator
-                    condition map:
-                         Inner Join 0 to 1
-                    condition expressions:
-                      0 {p_name}
-                      1 {p_name}
-                    keys:
-                      0 
-                      1 
-                    outputColumnNames: _col1, _col13
-                    input vertices:
-                      1 Map 2
+                  Reduce Output Operator
+                    sort order: 
+                    Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
+                    value expressions: p_name (type: string)
+        Map 3 
+            Map Operator Tree:
+                TableScan
+                  alias: p2
+                  Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
+                  Reduce Output Operator
+                    sort order: 
+                    Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
+                    value expressions: p_name (type: string)
+        Reducer 2 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                condition expressions:
+                  0 {VALUE._col1}
+                  1 {VALUE._col1}
+                outputColumnNames: _col1, _col13
+                Statistics: Num rows: 28 Data size: 3461 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col1 (type: string), _col13 (type: string)
+                  outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 28 Data size: 3461 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
                     Statistics: Num rows: 28 Data size: 3461 Basic stats: COMPLETE Column stats: NONE
-                    Select Operator
-                      expressions: _col1 (type: string), _col13 (type: string)
-                      outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 28 Data size: 3461 Basic stats: COMPLETE Column stats: NONE
-                      File Output Operator
-                        compressed: false
-                        Statistics: Num rows: 28 Data size: 3461 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
-            Local Work:
-              Map Reduce Local Work
+                    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
 
   Stage: Stage-0
     Fetch Operator
@@ -80,99 +70,81 @@ from part p1 ,part p2 ,part p3 
 where p1.p_name = p2.p_name and p2.p_name = p3.p_name
 POSTHOOK: type: QUERY
 STAGE DEPENDENCIES:
-  Stage-2 is a root stage
-  Stage-1 depends on stages: Stage-2
+  Stage-1 is a root stage
   Stage-0 depends on stages: Stage-1
 
 STAGE PLANS:
-  Stage: Stage-2
+  Stage: Stage-1
     Spark
+      Edges:
+        Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 1), Map 3 (PARTITION-LEVEL SORT, 1), Map 4 (PARTITION-LEVEL SORT, 1)
 #### A masked pattern was here ####
       Vertices:
-        Map 2 
+        Map 1 
             Map Operator Tree:
                 TableScan
-                  alias: p2
+                  alias: p1
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
                   Filter Operator
                     predicate: p_name is not null (type: boolean)
                     Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
-                    Spark HashTable Sink Operator
-                      condition expressions:
-                        0 {p_name}
-                        1 
-                        2 {p_name}
-                      keys:
-                        0 p_name (type: string)
-                        1 p_name (type: string)
-                        2 p_name (type: string)
-            Local Work:
-              Map Reduce Local Work
+                    Reduce Output Operator
+                      key expressions: p_name (type: string)
+                      sort order: +
+                      Map-reduce partition columns: p_name (type: string)
+                      Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
         Map 3 
             Map Operator Tree:
                 TableScan
-                  alias: p3
+                  alias: p2
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
                   Filter Operator
                     predicate: p_name is not null (type: boolean)
                     Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
-                    Spark HashTable Sink Operator
-                      condition expressions:
-                        0 {p_name}
-                        1 {p_name}
-                        2 
-                      keys:
-                        0 p_name (type: string)
-                        1 p_name (type: string)
-                        2 p_name (type: string)
-            Local Work:
-              Map Reduce Local Work
-
-  Stage: Stage-1
-    Spark
-#### A masked pattern was here ####
-      Vertices:
-        Map 1 
+                    Reduce Output Operator
+                      key expressions: p_name (type: string)
+                      sort order: +
+                      Map-reduce partition columns: p_name (type: string)
+                      Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
+        Map 4 
             Map Operator Tree:
                 TableScan
-                  alias: p1
+                  alias: p3
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
                   Filter Operator
                     predicate: p_name is not null (type: boolean)
                     Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
-                    Map Join Operator
-                      condition map:
-                           Inner Join 0 to 1
-                           Inner Join 1 to 2
-                      condition expressions:
-                        0 {p_name}
-                        1 {p_name}
-                        2 {p_name}
-                      keys:
-                        0 p_name (type: string)
-                        1 p_name (type: string)
-                        2 p_name (type: string)
-                      outputColumnNames: _col1, _col13, _col25
-                      input vertices:
-                        1 Map 2
-                        2 Map 3
-                      Statistics: Num rows: 28 Data size: 3460 Basic stats: COMPLETE Column stats: NONE
-                      Filter Operator
-                        predicate: ((_col1 = _col13) and (_col13 = _col25)) (type: boolean)
-                        Statistics: Num rows: 7 Data size: 865 Basic stats: COMPLETE Column stats: NONE
-                        Select Operator
-                          expressions: _col1 (type: string), _col13 (type: string), _col25 (type: string)
-                          outputColumnNames: _col0, _col1, _col2
-                          Statistics: Num rows: 7 Data size: 865 Basic stats: COMPLETE Column stats: NONE
-                          File Output Operator
-                            compressed: false
-                            Statistics: Num rows: 7 Data size: 865 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
-            Local Work:
-              Map Reduce Local Work
+                    Reduce Output Operator
+                      key expressions: p_name (type: string)
+                      sort order: +
+                      Map-reduce partition columns: p_name (type: string)
+                      Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
+        Reducer 2 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                     Inner Join 1 to 2
+                condition expressions:
+                  0 {KEY.reducesinkkey0}
+                  1 {KEY.reducesinkkey0}
+                  2 {KEY.reducesinkkey0}
+                outputColumnNames: _col1, _col13, _col25
+                Statistics: Num rows: 28 Data size: 3460 Basic stats: COMPLETE Column stats: NONE
+                Filter Operator
+                  predicate: ((_col1 = _col13) and (_col13 = _col25)) (type: boolean)
+                  Statistics: Num rows: 7 Data size: 865 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: _col1 (type: string), _col13 (type: string), _col25 (type: string)
+                    outputColumnNames: _col0, _col1, _col2
+                    Statistics: Num rows: 7 Data size: 865 Basic stats: COMPLETE Column stats: NONE
+                    File Output Operator
+                      compressed: false
+                      Statistics: Num rows: 7 Data size: 865 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
 
   Stage: Stage-0
     Fetch Operator
@@ -189,13 +161,14 @@ from part p1 , (select p_name from part)
 where p1.p_name = p2.p_name and p2.p_name = p3.p_name
 POSTHOOK: type: QUERY
 STAGE DEPENDENCIES:
-  Stage-2 is a root stage
-  Stage-1 depends on stages: Stage-2
+  Stage-1 is a root stage
   Stage-0 depends on stages: Stage-1
 
 STAGE PLANS:
-  Stage: Stage-2
+  Stage: Stage-1
     Spark
+      Edges:
+        Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 1), Map 3 (PARTITION-LEVEL SORT, 1), Map 4 (PARTITION-LEVEL SORT, 1)
 #### A masked pattern was here ####
       Vertices:
         Map 1 
@@ -210,82 +183,63 @@ STAGE PLANS:
                       expressions: p_name (type: string)
                       outputColumnNames: _col0
                       Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
-                      Spark HashTable Sink Operator
-                        condition expressions:
-                          0 {p_name}
-                          1 
-                          2 {p_name}
-                        keys:
-                          0 p_name (type: string)
-                          1 _col0 (type: string)
-                          2 p_name (type: string)
-            Local Work:
-              Map Reduce Local Work
+                      Reduce Output Operator
+                        key expressions: _col0 (type: string)
+                        sort order: +
+                        Map-reduce partition columns: _col0 (type: string)
+                        Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
         Map 3 
             Map Operator Tree:
                 TableScan
-                  alias: p3
+                  alias: p1
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
                   Filter Operator
                     predicate: p_name is not null (type: boolean)
                     Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
-                    Spark HashTable Sink Operator
-                      condition expressions:
-                        0 {p_name}
-                        1 {_col0}
-                        2 
-                      keys:
-                        0 p_name (type: string)
-                        1 _col0 (type: string)
-                        2 p_name (type: string)
-            Local Work:
-              Map Reduce Local Work
-
-  Stage: Stage-1
-    Spark
-#### A masked pattern was here ####
-      Vertices:
-        Map 2 
+                    Reduce Output Operator
+                      key expressions: p_name (type: string)
+                      sort order: +
+                      Map-reduce partition columns: p_name (type: string)
+                      Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
+        Map 4 
             Map Operator Tree:
                 TableScan
-                  alias: p1
+                  alias: p3
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
                   Filter Operator
                     predicate: p_name is not null (type: boolean)
                     Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
-                    Map Join Operator
-                      condition map:
-                           Inner Join 0 to 1
-                           Inner Join 1 to 2
-                      condition expressions:
-                        0 {p_name}
-                        1 {_col0}
-                        2 {p_name}
-                      keys:
-                        0 p_name (type: string)
-                        1 _col0 (type: string)
-                        2 p_name (type: string)
-                      outputColumnNames: _col1, _col12, _col14
-                      input vertices:
-                        1 Map 1
-                        2 Map 3
-                      Statistics: Num rows: 28 Data size: 3460 Basic stats: COMPLETE Column stats: NONE
-                      Filter Operator
-                        predicate: ((_col1 = _col12) and (_col12 = _col14)) (type: boolean)
-                        Statistics: Num rows: 7 Data size: 865 Basic stats: COMPLETE Column stats: NONE
-                        Select Operator
-                          expressions: _col1 (type: string), _col12 (type: string), _col14 (type: string)
-                          outputColumnNames: _col0, _col1, _col2
-                          Statistics: Num rows: 7 Data size: 865 Basic stats: COMPLETE Column stats: NONE
-                          File Output Operator
-                            compressed: false
-                            Statistics: Num rows: 7 Data size: 865 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
-            Local Work:
-              Map Reduce Local Work
+                    Reduce Output Operator
+                      key expressions: p_name (type: string)
+                      sort order: +
+                      Map-reduce partition columns: p_name (type: string)
+                      Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
+        Reducer 2 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                     Inner Join 1 to 2
+                condition expressions:
+                  0 {KEY.reducesinkkey0}
+                  1 {KEY.reducesinkkey0}
+                  2 {KEY.reducesinkkey0}
+                outputColumnNames: _col1, _col12, _col14
+                Statistics: Num rows: 28 Data size: 3460 Basic stats: COMPLETE Column stats: NONE
+                Filter Operator
+                  predicate: ((_col1 = _col12) and (_col12 = _col14)) (type: boolean)
+                  Statistics: Num rows: 7 Data size: 865 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: _col1 (type: string), _col12 (type: string), _col14 (type: string)
+                    outputColumnNames: _col0, _col1, _col2
+                    Statistics: Num rows: 7 Data size: 865 Basic stats: COMPLETE Column stats: NONE
+                    File Output Operator
+                      compressed: false
+                      Statistics: Num rows: 7 Data size: 865 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
 
   Stage: Stage-0
     Fetch Operator
@@ -302,17 +256,27 @@ from part p1 , part p2 , part p3 
 where p2.p_partkey + p1.p_partkey = p1.p_partkey and p3.p_name = p2.p_name
 POSTHOOK: type: QUERY
 STAGE DEPENDENCIES:
-  Stage-3 is a root stage
-  Stage-2 depends on stages: Stage-3
-  Stage-1 depends on stages: Stage-2
+  Stage-1 is a root stage
   Stage-0 depends on stages: Stage-1
 
 STAGE PLANS:
-  Stage: Stage-3
+  Stage: Stage-1
     Spark
+      Edges:
+        Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 1), Map 4 (PARTITION-LEVEL SORT, 1)
+        Reducer 3 <- Map 5 (PARTITION-LEVEL SORT, 1), Reducer 2 (PARTITION-LEVEL SORT, 1)
 #### A masked pattern was here ####
       Vertices:
-        Map 2 
+        Map 1 
+            Map Operator Tree:
+                TableScan
+                  alias: p1
+                  Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
+                  Reduce Output Operator
+                    sort order: 
+                    Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
+                    value expressions: p_partkey (type: int), p_name (type: string)
+        Map 4 
             Map Operator Tree:
                 TableScan
                   alias: p2
@@ -320,56 +284,11 @@ STAGE PLANS:
                   Filter Operator
                     predicate: p_name is not null (type: boolean)
                     Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
-                    Spark HashTable Sink Operator
-                      condition expressions:
-                        0 {p_partkey} {p_name}
-                        1 {p_partkey} {p_name}
-                      keys:
-                        0 
-                        1 
-            Local Work:
-              Map Reduce Local Work
-
-  Stage: Stage-2
-    Spark
-#### A masked pattern was here ####
-      Vertices:
-        Map 1 
-            Map Operator Tree:
-                TableScan
-                  alias: p1
-                  Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
-                  Map Join Operator
-                    condition map:
-                         Inner Join 0 to 1
-                    condition expressions:
-                      0 {p_partkey} {p_name}
-                      1 {p_partkey} {p_name}
-                    keys:
-                      0 
-                      1 
-                    outputColumnNames: _col0, _col1, _col12, _col13
-                    input vertices:
-                      1 Map 2
-                    Statistics: Num rows: 28 Data size: 3461 Basic stats: COMPLETE Column stats: NONE
-                    Filter Operator
-                      predicate: (((_col12 + _col0) = _col0) and _col13 is not null) (type: boolean)
-                      Statistics: Num rows: 7 Data size: 865 Basic stats: COMPLETE Column stats: NONE
-                      Spark HashTable Sink Operator
-                        condition expressions:
-                          0 {_col0} {_col1} {_col12}
-                          1 {p_name}
-                        keys:
-                          0 _col13 (type: string)
-                          1 p_name (type: string)
-            Local Work:
-              Map Reduce Local Work
-
-  Stage: Stage-1
-    Spark
-#### A masked pattern was here ####
-      Vertices:
-        Map 3 
+                    Reduce Output Operator
+                      sort order: 
+                      Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: p_partkey (type: int), p_name (type: string)
+        Map 5 
             Map Operator Tree:
                 TableScan
                   alias: p3
@@ -377,35 +296,54 @@ STAGE PLANS:
                   Filter Operator
                     predicate: p_name is not null (type: boolean)
                     Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
-                    Map Join Operator
-                      condition map:
-                           Inner Join 0 to 1
-                      condition expressions:
-                        0 {_col0} {_col1} {_col12} {_col13}
-                        1 {p_name}
-                      keys:
-                        0 _col13 (type: string)
-                        1 p_name (type: string)
-                      outputColumnNames: _col0, _col1, _col12, _col13, _col25
-                      input vertices:
-                        0 Map 1
-                      Statistics: Num rows: 14 Data size: 1730 Basic stats: COMPLETE Column stats: NONE
-                      Filter Operator
-                        predicate: (((_col12 + _col0) = _col0) and (_col25 = _col13)) (type: boolean)
-                        Statistics: Num rows: 3 Data size: 370 Basic stats: COMPLETE Column stats: NONE
-                        Select Operator
-                          expressions: _col1 (type: string), _col13 (type: string), _col25 (type: string)
-                          outputColumnNames: _col0, _col1, _col2
-                          Statistics: Num rows: 3 Data size: 370 Basic stats: COMPLETE Column stats: NONE
-                          File Output Operator
-                            compressed: false
-                            Statistics: Num rows: 3 Data size: 370 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
-            Local Work:
-              Map Reduce Local Work
+                    Reduce Output Operator
+                      key expressions: p_name (type: string)
+                      sort order: +
+                      Map-reduce partition columns: p_name (type: string)
+                      Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
+        Reducer 2 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                condition expressions:
+                  0 {VALUE._col0} {VALUE._col1}
+                  1 {VALUE._col0} {VALUE._col1}
+                outputColumnNames: _col0, _col1, _col12, _col13
+                Statistics: Num rows: 28 Data size: 3461 Basic stats: COMPLETE Column stats: NONE
+                Filter Operator
+                  predicate: (((_col12 + _col0) = _col0) and _col13 is not null) (type: boolean)
+                  Statistics: Num rows: 7 Data size: 865 Basic stats: COMPLETE Column stats: NONE
+                  Reduce Output Operator
+                    key expressions: _col13 (type: string)
+                    sort order: +
+                    Map-reduce partition columns: _col13 (type: string)
+                    Statistics: Num rows: 7 Data size: 865 Basic stats: COMPLETE Column stats: NONE
+                    value expressions: _col0 (type: int), _col1 (type: string), _col12 (type: int)
+        Reducer 3 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                condition expressions:
+                  0 {VALUE._col0} {VALUE._col1} {VALUE._col12} {KEY.reducesinkkey0}
+                  1 {KEY.reducesinkkey0}
+                outputColumnNames: _col0, _col1, _col12, _col13, _col25
+                Statistics: Num rows: 14 Data size: 1730 Basic stats: COMPLETE Column stats: NONE
+                Filter Operator
+                  predicate: (((_col12 + _col0) = _col0) and (_col25 = _col13)) (type: boolean)
+                  Statistics: Num rows: 3 Data size: 370 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: _col1 (type: string), _col13 (type: string), _col25 (type: string)
+                    outputColumnNames: _col0, _col1, _col2
+                    Statistics: Num rows: 3 Data size: 370 Basic stats: COMPLETE Column stats: NONE
+                    File Output Operator
+                      compressed: false
+                      Statistics: Num rows: 3 Data size: 370 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
 
   Stage: Stage-0
     Fetch Operator
@@ -424,140 +362,127 @@ where p2.p_name = p3.p_name and p1.p_par
             and p1.p_partkey = p2.p_partkey
 POSTHOOK: type: QUERY
 STAGE DEPENDENCIES:
-  Stage-3 is a root stage
-  Stage-2 depends on stages: Stage-3
-  Stage-1 depends on stages: Stage-2
+  Stage-1 is a root stage
   Stage-0 depends on stages: Stage-1
 
 STAGE PLANS:
-  Stage: Stage-3
+  Stage: Stage-1
     Spark
+      Edges:
+        Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 1), Map 5 (PARTITION-LEVEL SORT, 1)
+        Reducer 3 <- Map 6 (PARTITION-LEVEL SORT, 1), Reducer 2 (PARTITION-LEVEL SORT, 1)
+        Reducer 4 <- Map 7 (PARTITION-LEVEL SORT, 1), Reducer 3 (PARTITION-LEVEL SORT, 1)
 #### A masked pattern was here ####
       Vertices:
-        Map 2 
+        Map 1 
             Map Operator Tree:
                 TableScan
-                  alias: p2
+                  alias: p1
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
                   Filter Operator
                     predicate: (p_name is not null and p_partkey is not null) (type: boolean)
                     Statistics: Num rows: 7 Data size: 847 Basic stats: COMPLETE Column stats: NONE
-                    Spark HashTable Sink Operator
-                      condition expressions:
-                        0 {p_partkey} {p_name}
-                        1 
-                      keys:
-                        0 p_name (type: string), p_partkey (type: int)
-                        1 p_name (type: string), p_partkey (type: int)
-            Local Work:
-              Map Reduce Local Work
-
-  Stage: Stage-2
-    Spark
-#### A masked pattern was here ####
-      Vertices:
-        Map 1 
+                    Reduce Output Operator
+                      key expressions: p_name (type: string), p_partkey (type: int)
+                      sort order: ++
+                      Map-reduce partition columns: p_name (type: string), p_partkey (type: int)
+                      Statistics: Num rows: 7 Data size: 847 Basic stats: COMPLETE Column stats: NONE
+        Map 5 
             Map Operator Tree:
                 TableScan
-                  alias: p1
+                  alias: p2
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
                   Filter Operator
                     predicate: (p_name is not null and p_partkey is not null) (type: boolean)
                     Statistics: Num rows: 7 Data size: 847 Basic stats: COMPLETE Column stats: NONE
-                    Map Join Operator
-                      condition map:
-                           Inner Join 0 to 1
-                      condition expressions:
-                        0 {p_partkey} {p_name}
-                        1 {p_partkey} {p_name}
-                      keys:
-                        0 p_name (type: string), p_partkey (type: int)
-                        1 p_name (type: string), p_partkey (type: int)
-                      outputColumnNames: _col0, _col1, _col12, _col13
-                      input vertices:
-                        1 Map 2
-                      Statistics: Num rows: 7 Data size: 931 Basic stats: COMPLETE Column stats: NONE
-                      Spark HashTable Sink Operator
-                        condition expressions:
-                          0 {_col0} {_col1} {_col12}
-                          1 {p_name}
-                        keys:
-                          0 _col13 (type: string)
-                          1 p_name (type: string)
-            Local Work:
-              Map Reduce Local Work
-        Map 4 
+                    Reduce Output Operator
+                      key expressions: p_name (type: string), p_partkey (type: int)
+                      sort order: ++
+                      Map-reduce partition columns: p_name (type: string), p_partkey (type: int)
+                      Statistics: Num rows: 7 Data size: 847 Basic stats: COMPLETE Column stats: NONE
+        Map 6 
             Map Operator Tree:
                 TableScan
-                  alias: p4
+                  alias: p3
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
                   Filter Operator
-                    predicate: p_partkey is not null (type: boolean)
+                    predicate: p_name is not null (type: boolean)
                     Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
-                    Spark HashTable Sink Operator
-                      condition expressions:
-                        0 {_col0} {_col1} {_col12} {_col13} {_col25}
-                        1 {p_name}
-                      keys:
-                        0 _col0 (type: int)
-                        1 p_partkey (type: int)
-            Local Work:
-              Map Reduce Local Work
-
-  Stage: Stage-1
-    Spark
-#### A masked pattern was here ####
-      Vertices:
-        Map 3 
+                    Reduce Output Operator
+                      key expressions: p_name (type: string)
+                      sort order: +
+                      Map-reduce partition columns: p_name (type: string)
+                      Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
+        Map 7 
             Map Operator Tree:
                 TableScan
-                  alias: p3
+                  alias: p4
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
                   Filter Operator
-                    predicate: p_name is not null (type: boolean)
+                    predicate: p_partkey is not null (type: boolean)
                     Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
-                    Map Join Operator
-                      condition map:
-                           Inner Join 0 to 1
-                      condition expressions:
-                        0 {_col0} {_col1} {_col12} {_col13}
-                        1 {p_name}
-                      keys:
-                        0 _col13 (type: string)
-                        1 p_name (type: string)
-                      outputColumnNames: _col0, _col1, _col12, _col13, _col25
-                      input vertices:
-                        0 Map 1
-                      Statistics: Num rows: 14 Data size: 1730 Basic stats: COMPLETE Column stats: NONE
-                      Map Join Operator
-                        condition map:
-                             Inner Join 0 to 1
-                        condition expressions:
-                          0 {_col0} {_col1} {_col12} {_col13} {_col25}
-                          1 {p_partkey} {p_name}
-                        keys:
-                          0 _col0 (type: int)
-                          1 p_partkey (type: int)
-                        outputColumnNames: _col0, _col1, _col12, _col13, _col25, _col36, _col37
-                        input vertices:
-                          1 Map 4
-                        Statistics: Num rows: 15 Data size: 1903 Basic stats: COMPLETE Column stats: NONE
-                        Filter Operator
-                          predicate: (((_col13 = _col25) and (_col0 = _col36)) and (_col0 = _col12)) (type: boolean)
-                          Statistics: Num rows: 1 Data size: 126 Basic stats: COMPLETE Column stats: NONE
-                          Select Operator
-                            expressions: _col1 (type: string), _col13 (type: string), _col25 (type: string), _col37 (type: string)
-                            outputColumnNames: _col0, _col1, _col2, _col3
-                            Statistics: Num rows: 1 Data size: 126 Basic stats: COMPLETE Column stats: NONE
-                            File Output Operator
-                              compressed: false
-                              Statistics: Num rows: 1 Data size: 126 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
-            Local Work:
-              Map Reduce Local Work
+                    Reduce Output Operator
+                      key expressions: p_partkey (type: int)
+                      sort order: +
+                      Map-reduce partition columns: p_partkey (type: int)
+                      Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: p_name (type: string)
+        Reducer 2 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                condition expressions:
+                  0 {KEY.reducesinkkey1} {KEY.reducesinkkey0}
+                  1 {KEY.reducesinkkey1} {KEY.reducesinkkey0}
+                outputColumnNames: _col0, _col1, _col12, _col13
+                Statistics: Num rows: 7 Data size: 931 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col13 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col13 (type: string)
+                  Statistics: Num rows: 7 Data size: 931 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col0 (type: int), _col1 (type: string), _col12 (type: int)
+        Reducer 3 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                condition expressions:
+                  0 {VALUE._col0} {VALUE._col1} {VALUE._col12} {KEY.reducesinkkey0}
+                  1 {KEY.reducesinkkey0}
+                outputColumnNames: _col0, _col1, _col12, _col13, _col25
+                Statistics: Num rows: 14 Data size: 1730 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: int)
+                  Statistics: Num rows: 14 Data size: 1730 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: string), _col12 (type: int), _col13 (type: string), _col25 (type: string)
+        Reducer 4 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                condition expressions:
+                  0 {KEY.reducesinkkey0} {VALUE._col0} {VALUE._col11} {VALUE._col12} {VALUE._col24}
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                outputColumnNames: _col0, _col1, _col12, _col13, _col25, _col36, _col37
+                Statistics: Num rows: 15 Data size: 1903 Basic stats: COMPLETE Column stats: NONE
+                Filter Operator
+                  predicate: (((_col13 = _col25) and (_col0 = _col36)) and (_col0 = _col12)) (type: boolean)
+                  Statistics: Num rows: 1 Data size: 126 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: _col1 (type: string), _col13 (type: string), _col25 (type: string), _col37 (type: string)
+                    outputColumnNames: _col0, _col1, _col2, _col3
+                    Statistics: Num rows: 1 Data size: 126 Basic stats: COMPLETE Column stats: NONE
+                    File Output Operator
+                      compressed: false
+                      Statistics: Num rows: 1 Data size: 126 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
 
   Stage: Stage-0
     Fetch Operator
@@ -576,140 +501,127 @@ where p2.p_name = p3.p_name and p1.p_par
             and p1.p_partkey = p2.p_partkey
 POSTHOOK: type: QUERY
 STAGE DEPENDENCIES:
-  Stage-3 is a root stage
-  Stage-2 depends on stages: Stage-3
-  Stage-1 depends on stages: Stage-2
+  Stage-1 is a root stage
   Stage-0 depends on stages: Stage-1
 
 STAGE PLANS:
-  Stage: Stage-3
+  Stage: Stage-1
     Spark
+      Edges:
+        Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 1), Map 5 (PARTITION-LEVEL SORT, 1)
+        Reducer 3 <- Map 6 (PARTITION-LEVEL SORT, 1), Reducer 2 (PARTITION-LEVEL SORT, 1)
+        Reducer 4 <- Map 7 (PARTITION-LEVEL SORT, 1), Reducer 3 (PARTITION-LEVEL SORT, 1)
 #### A masked pattern was here ####
       Vertices:
-        Map 2 
+        Map 1 
             Map Operator Tree:
                 TableScan
-                  alias: p2
+                  alias: p1
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
                   Filter Operator
                     predicate: (p_name is not null and p_partkey is not null) (type: boolean)
                     Statistics: Num rows: 7 Data size: 847 Basic stats: COMPLETE Column stats: NONE
-                    Spark HashTable Sink Operator
-                      condition expressions:
-                        0 {p_partkey} {p_name}
-                        1 
-                      keys:
-                        0 p_name (type: string), p_partkey (type: int)
-                        1 p_name (type: string), p_partkey (type: int)
-            Local Work:
-              Map Reduce Local Work
-
-  Stage: Stage-2
-    Spark
-#### A masked pattern was here ####
-      Vertices:
-        Map 1 
+                    Reduce Output Operator
+                      key expressions: p_name (type: string), p_partkey (type: int)
+                      sort order: ++
+                      Map-reduce partition columns: p_name (type: string), p_partkey (type: int)
+                      Statistics: Num rows: 7 Data size: 847 Basic stats: COMPLETE Column stats: NONE
+        Map 5 
             Map Operator Tree:
                 TableScan
-                  alias: p1
+                  alias: p2
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
                   Filter Operator
                     predicate: (p_name is not null and p_partkey is not null) (type: boolean)
                     Statistics: Num rows: 7 Data size: 847 Basic stats: COMPLETE Column stats: NONE
-                    Map Join Operator
-                      condition map:
-                           Inner Join 0 to 1
-                      condition expressions:
-                        0 {p_partkey} {p_name}
-                        1 {p_partkey} {p_name}
-                      keys:
-                        0 p_name (type: string), p_partkey (type: int)
-                        1 p_name (type: string), p_partkey (type: int)
-                      outputColumnNames: _col0, _col1, _col12, _col13
-                      input vertices:
-                        1 Map 2
-                      Statistics: Num rows: 7 Data size: 931 Basic stats: COMPLETE Column stats: NONE
-                      Spark HashTable Sink Operator
-                        condition expressions:
-                          0 {_col0} {_col1} {_col12}
-                          1 {p_name}
-                        keys:
-                          0 _col13 (type: string)
-                          1 p_name (type: string)
-            Local Work:
-              Map Reduce Local Work
-        Map 4 
+                    Reduce Output Operator
+                      key expressions: p_name (type: string), p_partkey (type: int)
+                      sort order: ++
+                      Map-reduce partition columns: p_name (type: string), p_partkey (type: int)
+                      Statistics: Num rows: 7 Data size: 847 Basic stats: COMPLETE Column stats: NONE
+        Map 6 
             Map Operator Tree:
                 TableScan
-                  alias: p4
+                  alias: p3
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
                   Filter Operator
-                    predicate: p_partkey is not null (type: boolean)
+                    predicate: p_name is not null (type: boolean)
                     Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
-                    Spark HashTable Sink Operator
-                      condition expressions:
-                        0 {_col0} {_col1} {_col12} {_col13} {_col25}
-                        1 {p_name}
-                      keys:
-                        0 _col0 (type: int)
-                        1 p_partkey (type: int)
-            Local Work:
-              Map Reduce Local Work
-
-  Stage: Stage-1
-    Spark
-#### A masked pattern was here ####
-      Vertices:
-        Map 3 
+                    Reduce Output Operator
+                      key expressions: p_name (type: string)
+                      sort order: +
+                      Map-reduce partition columns: p_name (type: string)
+                      Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
+        Map 7 
             Map Operator Tree:
                 TableScan
-                  alias: p3
+                  alias: p4
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
                   Filter Operator
-                    predicate: p_name is not null (type: boolean)
+                    predicate: p_partkey is not null (type: boolean)
                     Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
-                    Map Join Operator
-                      condition map:
-                           Inner Join 0 to 1
-                      condition expressions:
-                        0 {_col0} {_col1} {_col12} {_col13}
-                        1 {p_name}
-                      keys:
-                        0 _col13 (type: string)
-                        1 p_name (type: string)
-                      outputColumnNames: _col0, _col1, _col12, _col13, _col25
-                      input vertices:
-                        0 Map 1
-                      Statistics: Num rows: 14 Data size: 1730 Basic stats: COMPLETE Column stats: NONE
-                      Map Join Operator
-                        condition map:
-                             Inner Join 0 to 1
-                        condition expressions:
-                          0 {_col0} {_col1} {_col12} {_col13} {_col25}
-                          1 {p_partkey} {p_name}
-                        keys:
-                          0 _col0 (type: int)
-                          1 p_partkey (type: int)
-                        outputColumnNames: _col0, _col1, _col12, _col13, _col25, _col36, _col37
-                        input vertices:
-                          1 Map 4
-                        Statistics: Num rows: 15 Data size: 1903 Basic stats: COMPLETE Column stats: NONE
-                        Filter Operator
-                          predicate: (((_col13 = _col25) and (_col0 = _col36)) and (_col0 = _col12)) (type: boolean)
-                          Statistics: Num rows: 1 Data size: 126 Basic stats: COMPLETE Column stats: NONE
-                          Select Operator
-                            expressions: _col1 (type: string), _col13 (type: string), _col25 (type: string), _col37 (type: string)
-                            outputColumnNames: _col0, _col1, _col2, _col3
-                            Statistics: Num rows: 1 Data size: 126 Basic stats: COMPLETE Column stats: NONE
-                            File Output Operator
-                              compressed: false
-                              Statistics: Num rows: 1 Data size: 126 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
-            Local Work:
-              Map Reduce Local Work
+                    Reduce Output Operator
+                      key expressions: p_partkey (type: int)
+                      sort order: +
+                      Map-reduce partition columns: p_partkey (type: int)
+                      Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: p_name (type: string)
+        Reducer 2 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                condition expressions:
+                  0 {KEY.reducesinkkey1} {KEY.reducesinkkey0}
+                  1 {KEY.reducesinkkey1} {KEY.reducesinkkey0}
+                outputColumnNames: _col0, _col1, _col12, _col13
+                Statistics: Num rows: 7 Data size: 931 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col13 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col13 (type: string)
+                  Statistics: Num rows: 7 Data size: 931 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col0 (type: int), _col1 (type: string), _col12 (type: int)
+        Reducer 3 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                condition expressions:
+                  0 {VALUE._col0} {VALUE._col1} {VALUE._col12} {KEY.reducesinkkey0}
+                  1 {KEY.reducesinkkey0}
+                outputColumnNames: _col0, _col1, _col12, _col13, _col25
+                Statistics: Num rows: 14 Data size: 1730 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: int)
+                  Statistics: Num rows: 14 Data size: 1730 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: string), _col12 (type: int), _col13 (type: string), _col25 (type: string)
+        Reducer 4 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                condition expressions:
+                  0 {KEY.reducesinkkey0} {VALUE._col0} {VALUE._col11} {VALUE._col12} {VALUE._col24}
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                outputColumnNames: _col0, _col1, _col12, _col13, _col25, _col36, _col37
+                Statistics: Num rows: 15 Data size: 1903 Basic stats: COMPLETE Column stats: NONE
+                Filter Operator
+                  predicate: (((_col13 = _col25) and (_col0 = _col36)) and (_col0 = _col12)) (type: boolean)
+                  Statistics: Num rows: 1 Data size: 126 Basic stats: COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: _col1 (type: string), _col13 (type: string), _col25 (type: string), _col37 (type: string)
+                    outputColumnNames: _col0, _col1, _col2, _col3
+                    Statistics: Num rows: 1 Data size: 126 Basic stats: COMPLETE Column stats: NONE
+                    File Output Operator
+                      compressed: false
+                      Statistics: Num rows: 1 Data size: 126 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
 
   Stage: Stage-0
     Fetch Operator



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