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Posted to commits@hive.apache.org by he...@apache.org on 2012/09/30 22:41:03 UTC

svn commit: r1392105 [6/7] - in /hive/trunk: common/src/java/org/apache/hadoop/hive/conf/ conf/ ql/src/gen/thrift/gen-javabean/org/apache/hadoop/hive/ql/plan/api/ ql/src/java/org/apache/hadoop/hive/ql/exec/ ql/src/java/org/apache/hadoop/hive/ql/optimiz...

Added: hive/trunk/ql/src/test/results/clientpositive/correlationoptimizer5.q.out
URL: http://svn.apache.org/viewvc/hive/trunk/ql/src/test/results/clientpositive/correlationoptimizer5.q.out?rev=1392105&view=auto
==============================================================================
--- hive/trunk/ql/src/test/results/clientpositive/correlationoptimizer5.q.out (added)
+++ hive/trunk/ql/src/test/results/clientpositive/correlationoptimizer5.q.out Sun Sep 30 20:41:01 2012
@@ -0,0 +1,1711 @@
+PREHOOK: query: CREATE TABLE T1(key INT, val STRING)
+PREHOOK: type: CREATETABLE
+POSTHOOK: query: CREATE TABLE T1(key INT, val STRING)
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: default@T1
+PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/T1.txt' INTO TABLE T1
+PREHOOK: type: LOAD
+PREHOOK: Output: default@t1
+POSTHOOK: query: LOAD DATA LOCAL INPATH '../data/files/T1.txt' INTO TABLE T1
+POSTHOOK: type: LOAD
+POSTHOOK: Output: default@t1
+PREHOOK: query: CREATE TABLE T2(key INT, val STRING)
+PREHOOK: type: CREATETABLE
+POSTHOOK: query: CREATE TABLE T2(key INT, val STRING)
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: default@T2
+PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/T2.txt' INTO TABLE T2
+PREHOOK: type: LOAD
+PREHOOK: Output: default@t2
+POSTHOOK: query: LOAD DATA LOCAL INPATH '../data/files/T2.txt' INTO TABLE T2
+POSTHOOK: type: LOAD
+POSTHOOK: Output: default@t2
+PREHOOK: query: CREATE TABLE T3(key INT, val STRING)
+PREHOOK: type: CREATETABLE
+POSTHOOK: query: CREATE TABLE T3(key INT, val STRING)
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: default@T3
+PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/T1.txt' INTO TABLE T3
+PREHOOK: type: LOAD
+PREHOOK: Output: default@t3
+POSTHOOK: query: LOAD DATA LOCAL INPATH '../data/files/T1.txt' INTO TABLE T3
+POSTHOOK: type: LOAD
+POSTHOOK: Output: default@t3
+PREHOOK: query: CREATE TABLE dest_co1(key INT, cnt INT)
+PREHOOK: type: CREATETABLE
+POSTHOOK: query: CREATE TABLE dest_co1(key INT, cnt INT)
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: default@dest_co1
+PREHOOK: query: CREATE TABLE dest_co2(key INT, cnt INT)
+PREHOOK: type: CREATETABLE
+POSTHOOK: query: CREATE TABLE dest_co2(key INT, cnt INT)
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: default@dest_co2
+PREHOOK: query: EXPLAIN
+INSERT OVERWRITE TABLE dest_co1
+SELECT y.key, count(1) FROM T2 x JOIN T1 y ON (x.key = y.key) JOIN T3 z ON (y.key = z.key) GROUP BY y.key
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN
+INSERT OVERWRITE TABLE dest_co1
+SELECT y.key, count(1) FROM T2 x JOIN T1 y ON (x.key = y.key) JOIN T3 z ON (y.key = z.key) GROUP BY y.key
+POSTHOOK: type: QUERY
+ABSTRACT SYNTAX TREE:
+  (TOK_QUERY (TOK_FROM (TOK_JOIN (TOK_JOIN (TOK_TABREF (TOK_TABNAME T2) x) (TOK_TABREF (TOK_TABNAME T1) y) (= (. (TOK_TABLE_OR_COL x) key) (. (TOK_TABLE_OR_COL y) key))) (TOK_TABREF (TOK_TABNAME T3) z) (= (. (TOK_TABLE_OR_COL y) key) (. (TOK_TABLE_OR_COL z) key)))) (TOK_INSERT (TOK_DESTINATION (TOK_TAB (TOK_TABNAME dest_co1))) (TOK_SELECT (TOK_SELEXPR (. (TOK_TABLE_OR_COL y) key)) (TOK_SELEXPR (TOK_FUNCTION count 1))) (TOK_GROUPBY (. (TOK_TABLE_OR_COL y) key))))
+
+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
+    Map Reduce
+      Alias -> Map Operator Tree:
+        x 
+          TableScan
+            alias: x
+            Reduce Output Operator
+              key expressions:
+                    expr: key
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: key
+                    type: int
+              tag: 0
+        y 
+          TableScan
+            alias: y
+            Reduce Output Operator
+              key expressions:
+                    expr: key
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: key
+                    type: int
+              tag: 1
+              value expressions:
+                    expr: key
+                    type: int
+        z 
+          TableScan
+            alias: z
+            Reduce Output Operator
+              key expressions:
+                    expr: key
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: key
+                    type: int
+              tag: 2
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Inner Join 0 to 1
+               Inner Join 1 to 2
+          condition expressions:
+            0 
+            1 {VALUE._col0}
+            2 
+          handleSkewJoin: false
+          outputColumnNames: _col4
+          Select Operator
+            expressions:
+                  expr: _col4
+                  type: int
+            outputColumnNames: _col4
+            Group By Operator
+              aggregations:
+                    expr: count(1)
+              bucketGroup: false
+              keys:
+                    expr: _col4
+                    type: int
+              mode: hash
+              outputColumnNames: _col0, _col1
+              File Output Operator
+                compressed: false
+                GlobalTableId: 0
+                table:
+                    input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                    output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+
+  Stage: Stage-2
+    Map Reduce
+      Alias -> Map Operator Tree:
+#### A masked pattern was here ####
+            Reduce Output Operator
+              key expressions:
+                    expr: _col0
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: _col0
+                    type: int
+              tag: -1
+              value expressions:
+                    expr: _col1
+                    type: bigint
+      Reduce Operator Tree:
+        Group By Operator
+          aggregations:
+                expr: count(VALUE._col0)
+          bucketGroup: false
+          keys:
+                expr: KEY._col0
+                type: int
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Select Operator
+            expressions:
+                  expr: _col0
+                  type: int
+                  expr: _col1
+                  type: bigint
+            outputColumnNames: _col0, _col1
+            Select Operator
+              expressions:
+                    expr: _col0
+                    type: int
+                    expr: UDFToInteger(_col1)
+                    type: int
+              outputColumnNames: _col0, _col1
+              File Output Operator
+                compressed: false
+                GlobalTableId: 1
+                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.dest_co1
+
+  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.dest_co1
+
+  Stage: Stage-3
+    Stats-Aggr Operator
+
+
+PREHOOK: query: INSERT OVERWRITE TABLE dest_co1
+SELECT y.key, count(1) FROM T2 x JOIN T1 y ON (x.key = y.key) JOIN T3 z ON (y.key = z.key) GROUP BY y.key
+PREHOOK: type: QUERY
+PREHOOK: Input: default@t1
+PREHOOK: Input: default@t2
+PREHOOK: Input: default@t3
+PREHOOK: Output: default@dest_co1
+POSTHOOK: query: INSERT OVERWRITE TABLE dest_co1
+SELECT y.key, count(1) FROM T2 x JOIN T1 y ON (x.key = y.key) JOIN T3 z ON (y.key = z.key) GROUP BY y.key
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@t1
+POSTHOOK: Input: default@t2
+POSTHOOK: Input: default@t3
+POSTHOOK: Output: default@dest_co1
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+PREHOOK: query: EXPLAIN
+INSERT OVERWRITE TABLE dest_co2
+SELECT y.key, count(1) FROM T2 x JOIN T1 y ON (x.key = y.key) JOIN T3 z ON (y.key = z.key) GROUP BY y.key
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN
+INSERT OVERWRITE TABLE dest_co2
+SELECT y.key, count(1) FROM T2 x JOIN T1 y ON (x.key = y.key) JOIN T3 z ON (y.key = z.key) GROUP BY y.key
+POSTHOOK: type: QUERY
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+ABSTRACT SYNTAX TREE:
+  (TOK_QUERY (TOK_FROM (TOK_JOIN (TOK_JOIN (TOK_TABREF (TOK_TABNAME T2) x) (TOK_TABREF (TOK_TABNAME T1) y) (= (. (TOK_TABLE_OR_COL x) key) (. (TOK_TABLE_OR_COL y) key))) (TOK_TABREF (TOK_TABNAME T3) z) (= (. (TOK_TABLE_OR_COL y) key) (. (TOK_TABLE_OR_COL z) key)))) (TOK_INSERT (TOK_DESTINATION (TOK_TAB (TOK_TABNAME dest_co2))) (TOK_SELECT (TOK_SELEXPR (. (TOK_TABLE_OR_COL y) key)) (TOK_SELEXPR (TOK_FUNCTION count 1))) (TOK_GROUPBY (. (TOK_TABLE_OR_COL y) key))))
+
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+  Stage-2 depends on stages: Stage-0
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Alias -> Map Operator Tree:
+        x 
+          TableScan
+            alias: x
+            Select Operator
+              expressions:
+                    expr: key
+                    type: int
+              outputColumnNames: key
+              Forward
+                Correlation Composite Operator
+                  Reduce Output Operator
+                    key expressions:
+                          expr: key
+                          type: int
+                    sort order: +
+                    Map-reduce partition columns:
+                          expr: key
+                          type: int
+                    tag: 2
+        y 
+          TableScan
+            alias: y
+            Select Operator
+              expressions:
+                    expr: key
+                    type: int
+              outputColumnNames: key
+              Forward
+                Correlation Composite Operator
+                  Reduce Output Operator
+                    key expressions:
+                          expr: key
+                          type: int
+                    sort order: +
+                    Map-reduce partition columns:
+                          expr: key
+                          type: int
+                    tag: 0
+                    value expressions:
+                          expr: key
+                          type: int
+        z 
+          TableScan
+            alias: z
+            Select Operator
+              expressions:
+                    expr: key
+                    type: int
+              outputColumnNames: key
+              Forward
+                Correlation Composite Operator
+                  Reduce Output Operator
+                    key expressions:
+                          expr: key
+                          type: int
+                    sort order: +
+                    Map-reduce partition columns:
+                          expr: key
+                          type: int
+                    tag: 1
+      Reduce Operator Tree:
+        Correlation Dispatch Operator
+          Join Operator
+            condition map:
+                 Inner Join 0 to 1
+                 Inner Join 1 to 2
+            condition expressions:
+              0 
+              1 {VALUE._col0}
+              2 
+            handleSkewJoin: false
+            outputColumnNames: _col4
+            Select Operator
+              expressions:
+                    expr: _col4
+                    type: int
+              outputColumnNames: _col4
+              Correlation Local Simulative Reduce Output Operator
+                key expressions:
+                      expr: _col4
+                      type: int
+                sort order: +
+                Map-reduce partition columns:
+                      expr: _col4
+                      type: int
+                tag: -1
+                value expressions:
+                      expr: 1
+                      type: int
+                Group By Operator
+                  aggregations:
+                        expr: count(VALUE._col0)
+                  bucketGroup: false
+                  keys:
+                        expr: KEY._col0
+                        type: int
+                  mode: complete
+                  outputColumnNames: _col0, _col1
+                  Select Operator
+                    expressions:
+                          expr: _col0
+                          type: int
+                          expr: _col1
+                          type: bigint
+                    outputColumnNames: _col0, _col1
+                    Select Operator
+                      expressions:
+                            expr: _col0
+                            type: int
+                            expr: UDFToInteger(_col1)
+                            type: int
+                      outputColumnNames: _col0, _col1
+                      File Output Operator
+                        compressed: false
+                        GlobalTableId: 1
+                        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.dest_co2
+
+  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.dest_co2
+
+  Stage: Stage-2
+    Stats-Aggr Operator
+
+
+PREHOOK: query: INSERT OVERWRITE TABLE dest_co2
+SELECT y.key, count(1) FROM T2 x JOIN T1 y ON (x.key = y.key) JOIN T3 z ON (y.key = z.key) GROUP BY y.key
+PREHOOK: type: QUERY
+PREHOOK: Input: default@t1
+PREHOOK: Input: default@t2
+PREHOOK: Input: default@t3
+PREHOOK: Output: default@dest_co2
+POSTHOOK: query: INSERT OVERWRITE TABLE dest_co2
+SELECT y.key, count(1) FROM T2 x JOIN T1 y ON (x.key = y.key) JOIN T3 z ON (y.key = z.key) GROUP BY y.key
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@t1
+POSTHOOK: Input: default@t2
+POSTHOOK: Input: default@t3
+POSTHOOK: Output: default@dest_co2
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+PREHOOK: query: -- dest_co1 and dest_co2 should be same
+SELECT * FROM dest_co1 x ORDER BY x.key, x.cnt
+PREHOOK: type: QUERY
+PREHOOK: Input: default@dest_co1
+#### A masked pattern was here ####
+POSTHOOK: query: -- dest_co1 and dest_co2 should be same
+SELECT * FROM dest_co1 x ORDER BY x.key, x.cnt
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@dest_co1
+#### A masked pattern was here ####
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+2	1
+3	1
+8	8
+PREHOOK: query: SELECT * FROM dest_co2 x ORDER BY x.key, x.cnt
+PREHOOK: type: QUERY
+PREHOOK: Input: default@dest_co2
+#### A masked pattern was here ####
+POSTHOOK: query: SELECT * FROM dest_co2 x ORDER BY x.key, x.cnt
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@dest_co2
+#### A masked pattern was here ####
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+2	1
+3	1
+8	8
+PREHOOK: query: EXPLAIN
+INSERT OVERWRITE TABLE dest_co1
+SELECT x.key, count(1) FROM T2 x LEFT OUTER JOIN T1 y ON (x.key = y.key) LEFT OUTER JOIN T3 z ON (y.key = z.key) GROUP BY x.key
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN
+INSERT OVERWRITE TABLE dest_co1
+SELECT x.key, count(1) FROM T2 x LEFT OUTER JOIN T1 y ON (x.key = y.key) LEFT OUTER JOIN T3 z ON (y.key = z.key) GROUP BY x.key
+POSTHOOK: type: QUERY
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+ABSTRACT SYNTAX TREE:
+  (TOK_QUERY (TOK_FROM (TOK_LEFTOUTERJOIN (TOK_LEFTOUTERJOIN (TOK_TABREF (TOK_TABNAME T2) x) (TOK_TABREF (TOK_TABNAME T1) y) (= (. (TOK_TABLE_OR_COL x) key) (. (TOK_TABLE_OR_COL y) key))) (TOK_TABREF (TOK_TABNAME T3) z) (= (. (TOK_TABLE_OR_COL y) key) (. (TOK_TABLE_OR_COL z) key)))) (TOK_INSERT (TOK_DESTINATION (TOK_TAB (TOK_TABNAME dest_co1))) (TOK_SELECT (TOK_SELEXPR (. (TOK_TABLE_OR_COL x) key)) (TOK_SELEXPR (TOK_FUNCTION count 1))) (TOK_GROUPBY (. (TOK_TABLE_OR_COL x) key))))
+
+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
+    Map Reduce
+      Alias -> Map Operator Tree:
+        x 
+          TableScan
+            alias: x
+            Reduce Output Operator
+              key expressions:
+                    expr: key
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: key
+                    type: int
+              tag: 0
+              value expressions:
+                    expr: key
+                    type: int
+        y 
+          TableScan
+            alias: y
+            Reduce Output Operator
+              key expressions:
+                    expr: key
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: key
+                    type: int
+              tag: 1
+        z 
+          TableScan
+            alias: z
+            Reduce Output Operator
+              key expressions:
+                    expr: key
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: key
+                    type: int
+              tag: 2
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Left Outer Join0 to 1
+               Left Outer Join1 to 2
+          condition expressions:
+            0 {VALUE._col0}
+            1 
+            2 
+          handleSkewJoin: false
+          outputColumnNames: _col0
+          Select Operator
+            expressions:
+                  expr: _col0
+                  type: int
+            outputColumnNames: _col0
+            Group By Operator
+              aggregations:
+                    expr: count(1)
+              bucketGroup: false
+              keys:
+                    expr: _col0
+                    type: int
+              mode: hash
+              outputColumnNames: _col0, _col1
+              File Output Operator
+                compressed: false
+                GlobalTableId: 0
+                table:
+                    input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                    output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+
+  Stage: Stage-2
+    Map Reduce
+      Alias -> Map Operator Tree:
+#### A masked pattern was here ####
+            Reduce Output Operator
+              key expressions:
+                    expr: _col0
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: _col0
+                    type: int
+              tag: -1
+              value expressions:
+                    expr: _col1
+                    type: bigint
+      Reduce Operator Tree:
+        Group By Operator
+          aggregations:
+                expr: count(VALUE._col0)
+          bucketGroup: false
+          keys:
+                expr: KEY._col0
+                type: int
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Select Operator
+            expressions:
+                  expr: _col0
+                  type: int
+                  expr: _col1
+                  type: bigint
+            outputColumnNames: _col0, _col1
+            Select Operator
+              expressions:
+                    expr: _col0
+                    type: int
+                    expr: UDFToInteger(_col1)
+                    type: int
+              outputColumnNames: _col0, _col1
+              File Output Operator
+                compressed: false
+                GlobalTableId: 1
+                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.dest_co1
+
+  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.dest_co1
+
+  Stage: Stage-3
+    Stats-Aggr Operator
+
+
+PREHOOK: query: INSERT OVERWRITE TABLE dest_co1
+SELECT x.key, count(1) FROM T2 x LEFT OUTER JOIN T1 y ON (x.key = y.key) LEFT OUTER JOIN T3 z ON (y.key = z.key) GROUP BY x.key
+PREHOOK: type: QUERY
+PREHOOK: Input: default@t1
+PREHOOK: Input: default@t2
+PREHOOK: Input: default@t3
+PREHOOK: Output: default@dest_co1
+POSTHOOK: query: INSERT OVERWRITE TABLE dest_co1
+SELECT x.key, count(1) FROM T2 x LEFT OUTER JOIN T1 y ON (x.key = y.key) LEFT OUTER JOIN T3 z ON (y.key = z.key) GROUP BY x.key
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@t1
+POSTHOOK: Input: default@t2
+POSTHOOK: Input: default@t3
+POSTHOOK: Output: default@dest_co1
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+PREHOOK: query: EXPLAIN
+INSERT OVERWRITE TABLE dest_co2
+SELECT x.key, count(1) FROM T2 x LEFT OUTER JOIN T1 y ON (x.key = y.key) LEFT OUTER JOIN T3 z ON (y.key = z.key) GROUP BY x.key
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN
+INSERT OVERWRITE TABLE dest_co2
+SELECT x.key, count(1) FROM T2 x LEFT OUTER JOIN T1 y ON (x.key = y.key) LEFT OUTER JOIN T3 z ON (y.key = z.key) GROUP BY x.key
+POSTHOOK: type: QUERY
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+ABSTRACT SYNTAX TREE:
+  (TOK_QUERY (TOK_FROM (TOK_LEFTOUTERJOIN (TOK_LEFTOUTERJOIN (TOK_TABREF (TOK_TABNAME T2) x) (TOK_TABREF (TOK_TABNAME T1) y) (= (. (TOK_TABLE_OR_COL x) key) (. (TOK_TABLE_OR_COL y) key))) (TOK_TABREF (TOK_TABNAME T3) z) (= (. (TOK_TABLE_OR_COL y) key) (. (TOK_TABLE_OR_COL z) key)))) (TOK_INSERT (TOK_DESTINATION (TOK_TAB (TOK_TABNAME dest_co2))) (TOK_SELECT (TOK_SELEXPR (. (TOK_TABLE_OR_COL x) key)) (TOK_SELEXPR (TOK_FUNCTION count 1))) (TOK_GROUPBY (. (TOK_TABLE_OR_COL x) key))))
+
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+  Stage-2 depends on stages: Stage-0
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Alias -> Map Operator Tree:
+        x 
+          TableScan
+            alias: x
+            Select Operator
+              expressions:
+                    expr: key
+                    type: int
+              outputColumnNames: key
+              Forward
+                Correlation Composite Operator
+                  Reduce Output Operator
+                    key expressions:
+                          expr: key
+                          type: int
+                    sort order: +
+                    Map-reduce partition columns:
+                          expr: key
+                          type: int
+                    tag: 2
+                    value expressions:
+                          expr: key
+                          type: int
+        y 
+          TableScan
+            alias: y
+            Select Operator
+              expressions:
+                    expr: key
+                    type: int
+              outputColumnNames: key
+              Forward
+                Correlation Composite Operator
+                  Reduce Output Operator
+                    key expressions:
+                          expr: key
+                          type: int
+                    sort order: +
+                    Map-reduce partition columns:
+                          expr: key
+                          type: int
+                    tag: 0
+        z 
+          TableScan
+            alias: z
+            Select Operator
+              expressions:
+                    expr: key
+                    type: int
+              outputColumnNames: key
+              Forward
+                Correlation Composite Operator
+                  Reduce Output Operator
+                    key expressions:
+                          expr: key
+                          type: int
+                    sort order: +
+                    Map-reduce partition columns:
+                          expr: key
+                          type: int
+                    tag: 1
+      Reduce Operator Tree:
+        Correlation Dispatch Operator
+          Join Operator
+            condition map:
+                 Left Outer Join0 to 1
+                 Left Outer Join1 to 2
+            condition expressions:
+              0 {VALUE._col0}
+              1 
+              2 
+            handleSkewJoin: false
+            outputColumnNames: _col0
+            Select Operator
+              expressions:
+                    expr: _col0
+                    type: int
+              outputColumnNames: _col0
+              Correlation Local Simulative Reduce Output Operator
+                key expressions:
+                      expr: _col0
+                      type: int
+                sort order: +
+                Map-reduce partition columns:
+                      expr: _col0
+                      type: int
+                tag: -1
+                value expressions:
+                      expr: 1
+                      type: int
+                Group By Operator
+                  aggregations:
+                        expr: count(VALUE._col0)
+                  bucketGroup: false
+                  keys:
+                        expr: KEY._col0
+                        type: int
+                  mode: complete
+                  outputColumnNames: _col0, _col1
+                  Select Operator
+                    expressions:
+                          expr: _col0
+                          type: int
+                          expr: _col1
+                          type: bigint
+                    outputColumnNames: _col0, _col1
+                    Select Operator
+                      expressions:
+                            expr: _col0
+                            type: int
+                            expr: UDFToInteger(_col1)
+                            type: int
+                      outputColumnNames: _col0, _col1
+                      File Output Operator
+                        compressed: false
+                        GlobalTableId: 1
+                        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.dest_co2
+
+  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.dest_co2
+
+  Stage: Stage-2
+    Stats-Aggr Operator
+
+
+PREHOOK: query: INSERT OVERWRITE TABLE dest_co2
+SELECT x.key, count(1) FROM T2 x LEFT OUTER JOIN T1 y ON (x.key = y.key) LEFT OUTER JOIN T3 z ON (y.key = z.key) GROUP BY x.key
+PREHOOK: type: QUERY
+PREHOOK: Input: default@t1
+PREHOOK: Input: default@t2
+PREHOOK: Input: default@t3
+PREHOOK: Output: default@dest_co2
+POSTHOOK: query: INSERT OVERWRITE TABLE dest_co2
+SELECT x.key, count(1) FROM T2 x LEFT OUTER JOIN T1 y ON (x.key = y.key) LEFT OUTER JOIN T3 z ON (y.key = z.key) GROUP BY x.key
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@t1
+POSTHOOK: Input: default@t2
+POSTHOOK: Input: default@t3
+POSTHOOK: Output: default@dest_co2
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+PREHOOK: query: -- dest_co1 and dest_co2 should be same
+SELECT * FROM dest_co1 x ORDER BY x.key, x.cnt
+PREHOOK: type: QUERY
+PREHOOK: Input: default@dest_co1
+#### A masked pattern was here ####
+POSTHOOK: query: -- dest_co1 and dest_co2 should be same
+SELECT * FROM dest_co1 x ORDER BY x.key, x.cnt
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@dest_co1
+#### A masked pattern was here ####
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+2	1
+3	1
+4	1
+5	1
+8	8
+PREHOOK: query: SELECT * FROM dest_co2 x ORDER BY x.key, x.cnt
+PREHOOK: type: QUERY
+PREHOOK: Input: default@dest_co2
+#### A masked pattern was here ####
+POSTHOOK: query: SELECT * FROM dest_co2 x ORDER BY x.key, x.cnt
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@dest_co2
+#### A masked pattern was here ####
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+2	1
+3	1
+4	1
+5	1
+8	8
+PREHOOK: query: -- FULL OUTER JOIN will not be optimized
+EXPLAIN
+INSERT OVERWRITE TABLE dest_co1
+SELECT z.key, count(1) FROM T2 x RIGHT OUTER JOIN T1 y ON (x.key = y.key) RIGHT OUTER JOIN T3 z ON (y.key = z.key) GROUP BY z.key
+PREHOOK: type: QUERY
+POSTHOOK: query: -- FULL OUTER JOIN will not be optimized
+EXPLAIN
+INSERT OVERWRITE TABLE dest_co1
+SELECT z.key, count(1) FROM T2 x RIGHT OUTER JOIN T1 y ON (x.key = y.key) RIGHT OUTER JOIN T3 z ON (y.key = z.key) GROUP BY z.key
+POSTHOOK: type: QUERY
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+ABSTRACT SYNTAX TREE:
+  (TOK_QUERY (TOK_FROM (TOK_RIGHTOUTERJOIN (TOK_RIGHTOUTERJOIN (TOK_TABREF (TOK_TABNAME T2) x) (TOK_TABREF (TOK_TABNAME T1) y) (= (. (TOK_TABLE_OR_COL x) key) (. (TOK_TABLE_OR_COL y) key))) (TOK_TABREF (TOK_TABNAME T3) z) (= (. (TOK_TABLE_OR_COL y) key) (. (TOK_TABLE_OR_COL z) key)))) (TOK_INSERT (TOK_DESTINATION (TOK_TAB (TOK_TABNAME dest_co1))) (TOK_SELECT (TOK_SELEXPR (. (TOK_TABLE_OR_COL z) key)) (TOK_SELEXPR (TOK_FUNCTION count 1))) (TOK_GROUPBY (. (TOK_TABLE_OR_COL z) key))))
+
+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
+    Map Reduce
+      Alias -> Map Operator Tree:
+        x 
+          TableScan
+            alias: x
+            Reduce Output Operator
+              key expressions:
+                    expr: key
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: key
+                    type: int
+              tag: 0
+        y 
+          TableScan
+            alias: y
+            Reduce Output Operator
+              key expressions:
+                    expr: key
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: key
+                    type: int
+              tag: 1
+        z 
+          TableScan
+            alias: z
+            Reduce Output Operator
+              key expressions:
+                    expr: key
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: key
+                    type: int
+              tag: 2
+              value expressions:
+                    expr: key
+                    type: int
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Right Outer Join0 to 1
+               Right Outer Join1 to 2
+          condition expressions:
+            0 
+            1 
+            2 {VALUE._col0}
+          handleSkewJoin: false
+          outputColumnNames: _col8
+          Select Operator
+            expressions:
+                  expr: _col8
+                  type: int
+            outputColumnNames: _col8
+            Group By Operator
+              aggregations:
+                    expr: count(1)
+              bucketGroup: false
+              keys:
+                    expr: _col8
+                    type: int
+              mode: hash
+              outputColumnNames: _col0, _col1
+              File Output Operator
+                compressed: false
+                GlobalTableId: 0
+                table:
+                    input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                    output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+
+  Stage: Stage-2
+    Map Reduce
+      Alias -> Map Operator Tree:
+#### A masked pattern was here ####
+            Reduce Output Operator
+              key expressions:
+                    expr: _col0
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: _col0
+                    type: int
+              tag: -1
+              value expressions:
+                    expr: _col1
+                    type: bigint
+      Reduce Operator Tree:
+        Group By Operator
+          aggregations:
+                expr: count(VALUE._col0)
+          bucketGroup: false
+          keys:
+                expr: KEY._col0
+                type: int
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Select Operator
+            expressions:
+                  expr: _col0
+                  type: int
+                  expr: _col1
+                  type: bigint
+            outputColumnNames: _col0, _col1
+            Select Operator
+              expressions:
+                    expr: _col0
+                    type: int
+                    expr: UDFToInteger(_col1)
+                    type: int
+              outputColumnNames: _col0, _col1
+              File Output Operator
+                compressed: false
+                GlobalTableId: 1
+                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.dest_co1
+
+  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.dest_co1
+
+  Stage: Stage-3
+    Stats-Aggr Operator
+
+
+PREHOOK: query: INSERT OVERWRITE TABLE dest_co1
+SELECT z.key, count(1) FROM T2 x RIGHT OUTER JOIN T1 y ON (x.key = y.key) RIGHT OUTER JOIN T3 z ON (y.key = z.key) GROUP BY z.key
+PREHOOK: type: QUERY
+PREHOOK: Input: default@t1
+PREHOOK: Input: default@t2
+PREHOOK: Input: default@t3
+PREHOOK: Output: default@dest_co1
+POSTHOOK: query: INSERT OVERWRITE TABLE dest_co1
+SELECT z.key, count(1) FROM T2 x RIGHT OUTER JOIN T1 y ON (x.key = y.key) RIGHT OUTER JOIN T3 z ON (y.key = z.key) GROUP BY z.key
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@t1
+POSTHOOK: Input: default@t2
+POSTHOOK: Input: default@t3
+POSTHOOK: Output: default@dest_co1
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+PREHOOK: query: EXPLAIN
+INSERT OVERWRITE TABLE dest_co2
+SELECT z.key, count(1) FROM T2 x RIGHT OUTER JOIN T1 y ON (x.key = y.key) RIGHT OUTER JOIN T3 z ON (y.key = z.key) GROUP BY z.key
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN
+INSERT OVERWRITE TABLE dest_co2
+SELECT z.key, count(1) FROM T2 x RIGHT OUTER JOIN T1 y ON (x.key = y.key) RIGHT OUTER JOIN T3 z ON (y.key = z.key) GROUP BY z.key
+POSTHOOK: type: QUERY
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+ABSTRACT SYNTAX TREE:
+  (TOK_QUERY (TOK_FROM (TOK_RIGHTOUTERJOIN (TOK_RIGHTOUTERJOIN (TOK_TABREF (TOK_TABNAME T2) x) (TOK_TABREF (TOK_TABNAME T1) y) (= (. (TOK_TABLE_OR_COL x) key) (. (TOK_TABLE_OR_COL y) key))) (TOK_TABREF (TOK_TABNAME T3) z) (= (. (TOK_TABLE_OR_COL y) key) (. (TOK_TABLE_OR_COL z) key)))) (TOK_INSERT (TOK_DESTINATION (TOK_TAB (TOK_TABNAME dest_co2))) (TOK_SELECT (TOK_SELEXPR (. (TOK_TABLE_OR_COL z) key)) (TOK_SELEXPR (TOK_FUNCTION count 1))) (TOK_GROUPBY (. (TOK_TABLE_OR_COL z) key))))
+
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+  Stage-2 depends on stages: Stage-0
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Alias -> Map Operator Tree:
+        x 
+          TableScan
+            alias: x
+            Select Operator
+              expressions:
+                    expr: key
+                    type: int
+              outputColumnNames: key
+              Forward
+                Correlation Composite Operator
+                  Reduce Output Operator
+                    key expressions:
+                          expr: key
+                          type: int
+                    sort order: +
+                    Map-reduce partition columns:
+                          expr: key
+                          type: int
+                    tag: 2
+        y 
+          TableScan
+            alias: y
+            Select Operator
+              expressions:
+                    expr: key
+                    type: int
+              outputColumnNames: key
+              Forward
+                Correlation Composite Operator
+                  Reduce Output Operator
+                    key expressions:
+                          expr: key
+                          type: int
+                    sort order: +
+                    Map-reduce partition columns:
+                          expr: key
+                          type: int
+                    tag: 0
+        z 
+          TableScan
+            alias: z
+            Select Operator
+              expressions:
+                    expr: key
+                    type: int
+              outputColumnNames: key
+              Forward
+                Correlation Composite Operator
+                  Reduce Output Operator
+                    key expressions:
+                          expr: key
+                          type: int
+                    sort order: +
+                    Map-reduce partition columns:
+                          expr: key
+                          type: int
+                    tag: 1
+                    value expressions:
+                          expr: key
+                          type: int
+      Reduce Operator Tree:
+        Correlation Dispatch Operator
+          Join Operator
+            condition map:
+                 Right Outer Join0 to 1
+                 Right Outer Join1 to 2
+            condition expressions:
+              0 
+              1 
+              2 {VALUE._col0}
+            handleSkewJoin: false
+            outputColumnNames: _col8
+            Select Operator
+              expressions:
+                    expr: _col8
+                    type: int
+              outputColumnNames: _col8
+              Correlation Local Simulative Reduce Output Operator
+                key expressions:
+                      expr: _col8
+                      type: int
+                sort order: +
+                Map-reduce partition columns:
+                      expr: _col8
+                      type: int
+                tag: -1
+                value expressions:
+                      expr: 1
+                      type: int
+                Group By Operator
+                  aggregations:
+                        expr: count(VALUE._col0)
+                  bucketGroup: false
+                  keys:
+                        expr: KEY._col0
+                        type: int
+                  mode: complete
+                  outputColumnNames: _col0, _col1
+                  Select Operator
+                    expressions:
+                          expr: _col0
+                          type: int
+                          expr: _col1
+                          type: bigint
+                    outputColumnNames: _col0, _col1
+                    Select Operator
+                      expressions:
+                            expr: _col0
+                            type: int
+                            expr: UDFToInteger(_col1)
+                            type: int
+                      outputColumnNames: _col0, _col1
+                      File Output Operator
+                        compressed: false
+                        GlobalTableId: 1
+                        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.dest_co2
+
+  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.dest_co2
+
+  Stage: Stage-2
+    Stats-Aggr Operator
+
+
+PREHOOK: query: INSERT OVERWRITE TABLE dest_co2
+SELECT z.key, count(1) FROM T2 x RIGHT OUTER JOIN T1 y ON (x.key = y.key) RIGHT OUTER JOIN T3 z ON (y.key = z.key) GROUP BY z.key
+PREHOOK: type: QUERY
+PREHOOK: Input: default@t1
+PREHOOK: Input: default@t2
+PREHOOK: Input: default@t3
+PREHOOK: Output: default@dest_co2
+POSTHOOK: query: INSERT OVERWRITE TABLE dest_co2
+SELECT z.key, count(1) FROM T2 x RIGHT OUTER JOIN T1 y ON (x.key = y.key) RIGHT OUTER JOIN T3 z ON (y.key = z.key) GROUP BY z.key
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@t1
+POSTHOOK: Input: default@t2
+POSTHOOK: Input: default@t3
+POSTHOOK: Output: default@dest_co2
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+PREHOOK: query: -- dest_co1 and dest_co2 should be same
+SELECT * FROM dest_co1 x ORDER BY x.key, x.cnt
+PREHOOK: type: QUERY
+PREHOOK: Input: default@dest_co1
+#### A masked pattern was here ####
+POSTHOOK: query: -- dest_co1 and dest_co2 should be same
+SELECT * FROM dest_co1 x ORDER BY x.key, x.cnt
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@dest_co1
+#### A masked pattern was here ####
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+1	1
+2	1
+3	1
+7	1
+8	8
+PREHOOK: query: SELECT * FROM dest_co2 x ORDER BY x.key, x.cnt
+PREHOOK: type: QUERY
+PREHOOK: Input: default@dest_co2
+#### A masked pattern was here ####
+POSTHOOK: query: SELECT * FROM dest_co2 x ORDER BY x.key, x.cnt
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@dest_co2
+#### A masked pattern was here ####
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+1	1
+2	1
+3	1
+7	1
+8	8
+PREHOOK: query: EXPLAIN
+INSERT OVERWRITE TABLE dest_co1
+SELECT y.key, count(1) FROM T2 x JOIN T1 y ON (x.key = y.key) FULL OUTER JOIN T3 z ON (y.key = z.key) GROUP BY y.key
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN
+INSERT OVERWRITE TABLE dest_co1
+SELECT y.key, count(1) FROM T2 x JOIN T1 y ON (x.key = y.key) FULL OUTER JOIN T3 z ON (y.key = z.key) GROUP BY y.key
+POSTHOOK: type: QUERY
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+ABSTRACT SYNTAX TREE:
+  (TOK_QUERY (TOK_FROM (TOK_FULLOUTERJOIN (TOK_JOIN (TOK_TABREF (TOK_TABNAME T2) x) (TOK_TABREF (TOK_TABNAME T1) y) (= (. (TOK_TABLE_OR_COL x) key) (. (TOK_TABLE_OR_COL y) key))) (TOK_TABREF (TOK_TABNAME T3) z) (= (. (TOK_TABLE_OR_COL y) key) (. (TOK_TABLE_OR_COL z) key)))) (TOK_INSERT (TOK_DESTINATION (TOK_TAB (TOK_TABNAME dest_co1))) (TOK_SELECT (TOK_SELEXPR (. (TOK_TABLE_OR_COL y) key)) (TOK_SELEXPR (TOK_FUNCTION count 1))) (TOK_GROUPBY (. (TOK_TABLE_OR_COL y) key))))
+
+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
+    Map Reduce
+      Alias -> Map Operator Tree:
+        x 
+          TableScan
+            alias: x
+            Reduce Output Operator
+              key expressions:
+                    expr: key
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: key
+                    type: int
+              tag: 0
+        y 
+          TableScan
+            alias: y
+            Reduce Output Operator
+              key expressions:
+                    expr: key
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: key
+                    type: int
+              tag: 1
+              value expressions:
+                    expr: key
+                    type: int
+        z 
+          TableScan
+            alias: z
+            Reduce Output Operator
+              key expressions:
+                    expr: key
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: key
+                    type: int
+              tag: 2
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Inner Join 0 to 1
+               Outer Join 1 to 2
+          condition expressions:
+            0 
+            1 {VALUE._col0}
+            2 
+          handleSkewJoin: false
+          outputColumnNames: _col4
+          Select Operator
+            expressions:
+                  expr: _col4
+                  type: int
+            outputColumnNames: _col4
+            Group By Operator
+              aggregations:
+                    expr: count(1)
+              bucketGroup: false
+              keys:
+                    expr: _col4
+                    type: int
+              mode: hash
+              outputColumnNames: _col0, _col1
+              File Output Operator
+                compressed: false
+                GlobalTableId: 0
+                table:
+                    input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                    output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+
+  Stage: Stage-2
+    Map Reduce
+      Alias -> Map Operator Tree:
+#### A masked pattern was here ####
+            Reduce Output Operator
+              key expressions:
+                    expr: _col0
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: _col0
+                    type: int
+              tag: -1
+              value expressions:
+                    expr: _col1
+                    type: bigint
+      Reduce Operator Tree:
+        Group By Operator
+          aggregations:
+                expr: count(VALUE._col0)
+          bucketGroup: false
+          keys:
+                expr: KEY._col0
+                type: int
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Select Operator
+            expressions:
+                  expr: _col0
+                  type: int
+                  expr: _col1
+                  type: bigint
+            outputColumnNames: _col0, _col1
+            Select Operator
+              expressions:
+                    expr: _col0
+                    type: int
+                    expr: UDFToInteger(_col1)
+                    type: int
+              outputColumnNames: _col0, _col1
+              File Output Operator
+                compressed: false
+                GlobalTableId: 1
+                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.dest_co1
+
+  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.dest_co1
+
+  Stage: Stage-3
+    Stats-Aggr Operator
+
+
+PREHOOK: query: INSERT OVERWRITE TABLE dest_co1
+SELECT y.key, count(1) FROM T2 x JOIN T1 y ON (x.key = y.key) FULL OUTER JOIN T3 z ON (y.key = z.key) GROUP BY y.key
+PREHOOK: type: QUERY
+PREHOOK: Input: default@t1
+PREHOOK: Input: default@t2
+PREHOOK: Input: default@t3
+PREHOOK: Output: default@dest_co1
+POSTHOOK: query: INSERT OVERWRITE TABLE dest_co1
+SELECT y.key, count(1) FROM T2 x JOIN T1 y ON (x.key = y.key) FULL OUTER JOIN T3 z ON (y.key = z.key) GROUP BY y.key
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@t1
+POSTHOOK: Input: default@t2
+POSTHOOK: Input: default@t3
+POSTHOOK: Output: default@dest_co1
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+PREHOOK: query: EXPLAIN
+INSERT OVERWRITE TABLE dest_co2
+SELECT y.key, count(1) FROM T2 x JOIN T1 y ON (x.key = y.key) FULL OUTER JOIN T3 z ON (y.key = z.key) GROUP BY y.key
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN
+INSERT OVERWRITE TABLE dest_co2
+SELECT y.key, count(1) FROM T2 x JOIN T1 y ON (x.key = y.key) FULL OUTER JOIN T3 z ON (y.key = z.key) GROUP BY y.key
+POSTHOOK: type: QUERY
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+ABSTRACT SYNTAX TREE:
+  (TOK_QUERY (TOK_FROM (TOK_FULLOUTERJOIN (TOK_JOIN (TOK_TABREF (TOK_TABNAME T2) x) (TOK_TABREF (TOK_TABNAME T1) y) (= (. (TOK_TABLE_OR_COL x) key) (. (TOK_TABLE_OR_COL y) key))) (TOK_TABREF (TOK_TABNAME T3) z) (= (. (TOK_TABLE_OR_COL y) key) (. (TOK_TABLE_OR_COL z) key)))) (TOK_INSERT (TOK_DESTINATION (TOK_TAB (TOK_TABNAME dest_co2))) (TOK_SELECT (TOK_SELEXPR (. (TOK_TABLE_OR_COL y) key)) (TOK_SELEXPR (TOK_FUNCTION count 1))) (TOK_GROUPBY (. (TOK_TABLE_OR_COL y) key))))
+
+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
+    Map Reduce
+      Alias -> Map Operator Tree:
+        x 
+          TableScan
+            alias: x
+            Reduce Output Operator
+              key expressions:
+                    expr: key
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: key
+                    type: int
+              tag: 0
+        y 
+          TableScan
+            alias: y
+            Reduce Output Operator
+              key expressions:
+                    expr: key
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: key
+                    type: int
+              tag: 1
+              value expressions:
+                    expr: key
+                    type: int
+        z 
+          TableScan
+            alias: z
+            Reduce Output Operator
+              key expressions:
+                    expr: key
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: key
+                    type: int
+              tag: 2
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Inner Join 0 to 1
+               Outer Join 1 to 2
+          condition expressions:
+            0 
+            1 {VALUE._col0}
+            2 
+          handleSkewJoin: false
+          outputColumnNames: _col4
+          Select Operator
+            expressions:
+                  expr: _col4
+                  type: int
+            outputColumnNames: _col4
+            Group By Operator
+              aggregations:
+                    expr: count(1)
+              bucketGroup: false
+              keys:
+                    expr: _col4
+                    type: int
+              mode: hash
+              outputColumnNames: _col0, _col1
+              File Output Operator
+                compressed: false
+                GlobalTableId: 0
+                table:
+                    input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                    output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+
+  Stage: Stage-2
+    Map Reduce
+      Alias -> Map Operator Tree:
+#### A masked pattern was here ####
+            Reduce Output Operator
+              key expressions:
+                    expr: _col0
+                    type: int
+              sort order: +
+              Map-reduce partition columns:
+                    expr: _col0
+                    type: int
+              tag: -1
+              value expressions:
+                    expr: _col1
+                    type: bigint
+      Reduce Operator Tree:
+        Group By Operator
+          aggregations:
+                expr: count(VALUE._col0)
+          bucketGroup: false
+          keys:
+                expr: KEY._col0
+                type: int
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Select Operator
+            expressions:
+                  expr: _col0
+                  type: int
+                  expr: _col1
+                  type: bigint
+            outputColumnNames: _col0, _col1
+            Select Operator
+              expressions:
+                    expr: _col0
+                    type: int
+                    expr: UDFToInteger(_col1)
+                    type: int
+              outputColumnNames: _col0, _col1
+              File Output Operator
+                compressed: false
+                GlobalTableId: 1
+                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.dest_co2
+
+  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.dest_co2
+
+  Stage: Stage-3
+    Stats-Aggr Operator
+
+
+PREHOOK: query: INSERT OVERWRITE TABLE dest_co2
+SELECT y.key, count(1) FROM T2 x JOIN T1 y ON (x.key = y.key) FULL OUTER JOIN T3 z ON (y.key = z.key) GROUP BY y.key
+PREHOOK: type: QUERY
+PREHOOK: Input: default@t1
+PREHOOK: Input: default@t2
+PREHOOK: Input: default@t3
+PREHOOK: Output: default@dest_co2
+POSTHOOK: query: INSERT OVERWRITE TABLE dest_co2
+SELECT y.key, count(1) FROM T2 x JOIN T1 y ON (x.key = y.key) FULL OUTER JOIN T3 z ON (y.key = z.key) GROUP BY y.key
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@t1
+POSTHOOK: Input: default@t2
+POSTHOOK: Input: default@t3
+POSTHOOK: Output: default@dest_co2
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+PREHOOK: query: -- dest_co1 and dest_co2 should be same
+SELECT * FROM dest_co1 x ORDER BY x.key, x.cnt
+PREHOOK: type: QUERY
+PREHOOK: Input: default@dest_co1
+#### A masked pattern was here ####
+POSTHOOK: query: -- dest_co1 and dest_co2 should be same
+SELECT * FROM dest_co1 x ORDER BY x.key, x.cnt
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@dest_co1
+#### A masked pattern was here ####
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+NULL	2
+2	1
+3	1
+8	8
+PREHOOK: query: SELECT * FROM dest_co2 x ORDER BY x.key, x.cnt
+PREHOOK: type: QUERY
+PREHOOK: Input: default@dest_co2
+#### A masked pattern was here ####
+POSTHOOK: query: SELECT * FROM dest_co2 x ORDER BY x.key, x.cnt
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@dest_co2
+#### A masked pattern was here ####
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co1.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.cnt EXPRESSION [(t2)x.null, (t1)y.null, (t3)z.null, ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t2)x.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t3)z.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: dest_co2.key SIMPLE [(t1)y.FieldSchema(name:key, type:int, comment:null), ]
+NULL	2
+2	1
+3	1
+8	8

Modified: hive/trunk/ql/src/test/results/compiler/plan/groupby1.q.xml
URL: http://svn.apache.org/viewvc/hive/trunk/ql/src/test/results/compiler/plan/groupby1.q.xml?rev=1392105&r1=1392104&r2=1392105&view=diff
==============================================================================
--- hive/trunk/ql/src/test/results/compiler/plan/groupby1.q.xml (original)
+++ hive/trunk/ql/src/test/results/compiler/plan/groupby1.q.xml Sun Sep 30 20:41:01 2012
@@ -351,6 +351,24 @@
                         </void> 
                        </object> 
                       </void> 
+                      <void method="put"> 
+                       <string>VALUE._col0</string> 
+                       <object id="ExprNodeColumnDesc1" class="org.apache.hadoop.hive.ql.plan.ExprNodeColumnDesc"> 
+                        <void property="column"> 
+                         <string>_col1</string> 
+                        </void> 
+                        <void property="tabAlias"> 
+                         <string></string> 
+                        </void> 
+                        <void property="typeInfo"> 
+                         <object id="PrimitiveTypeInfo1" class="org.apache.hadoop.hive.serde2.typeinfo.PrimitiveTypeInfo"> 
+                          <void property="typeName"> 
+                           <string>double</string> 
+                          </void> 
+                         </object> 
+                        </void> 
+                       </object> 
+                      </void> 
                      </object> 
                     </void> 
                     <void property="conf"> 
@@ -423,21 +441,7 @@
                       <void property="valueCols"> 
                        <object class="java.util.ArrayList"> 
                         <void method="add"> 
-                         <object class="org.apache.hadoop.hive.ql.plan.ExprNodeColumnDesc"> 
-                          <void property="column"> 
-                           <string>_col1</string> 
-                          </void> 
-                          <void property="tabAlias"> 
-                           <string></string> 
-                          </void> 
-                          <void property="typeInfo"> 
-                           <object id="PrimitiveTypeInfo1" class="org.apache.hadoop.hive.serde2.typeinfo.PrimitiveTypeInfo"> 
-                            <void property="typeName"> 
-                             <string>double</string> 
-                            </void> 
-                           </object> 
-                          </void> 
-                         </object> 
+                         <object idref="ExprNodeColumnDesc1"/> 
                         </void> 
                        </object> 
                       </void> 
@@ -534,7 +538,7 @@
                  <object class="java.util.HashMap"> 
                   <void method="put"> 
                    <string>_col0</string> 
-                   <object id="ExprNodeColumnDesc1" class="org.apache.hadoop.hive.ql.plan.ExprNodeColumnDesc"> 
+                   <object id="ExprNodeColumnDesc2" class="org.apache.hadoop.hive.ql.plan.ExprNodeColumnDesc"> 
                     <void property="column"> 
                      <string>key</string> 
                     </void> 
@@ -630,7 +634,7 @@
                   <void property="keys"> 
                    <object class="java.util.ArrayList"> 
                     <void method="add"> 
-                     <object idref="ExprNodeColumnDesc1"/> 
+                     <object idref="ExprNodeColumnDesc2"/> 
                     </void> 
                    </object> 
                   </void> 
@@ -1294,7 +1298,7 @@
            <object class="java.util.HashMap"> 
             <void method="put"> 
              <string>_col1</string> 
-             <object id="ExprNodeColumnDesc2" class="org.apache.hadoop.hive.ql.plan.ExprNodeColumnDesc"> 
+             <object id="ExprNodeColumnDesc3" class="org.apache.hadoop.hive.ql.plan.ExprNodeColumnDesc"> 
               <void property="column"> 
                <string>_col1</string> 
               </void> 
@@ -1308,7 +1312,7 @@
             </void> 
             <void method="put"> 
              <string>_col0</string> 
-             <object id="ExprNodeColumnDesc3" class="org.apache.hadoop.hive.ql.plan.ExprNodeColumnDesc"> 
+             <object id="ExprNodeColumnDesc4" class="org.apache.hadoop.hive.ql.plan.ExprNodeColumnDesc"> 
               <void property="column"> 
                <string>_col0</string> 
               </void> 
@@ -1327,10 +1331,10 @@
             <void property="colList"> 
              <object class="java.util.ArrayList"> 
               <void method="add"> 
-               <object idref="ExprNodeColumnDesc3"/> 
+               <object idref="ExprNodeColumnDesc4"/> 
               </void> 
               <void method="add"> 
-               <object idref="ExprNodeColumnDesc2"/> 
+               <object idref="ExprNodeColumnDesc3"/> 
               </void> 
              </object> 
             </void> 
@@ -1408,7 +1412,7 @@
        <object class="java.util.HashMap"> 
         <void method="put"> 
          <string>_col0</string> 
-         <object id="ExprNodeColumnDesc4" class="org.apache.hadoop.hive.ql.plan.ExprNodeColumnDesc"> 
+         <object id="ExprNodeColumnDesc5" class="org.apache.hadoop.hive.ql.plan.ExprNodeColumnDesc"> 
           <void property="column"> 
            <string>KEY._col0</string> 
           </void> 
@@ -1460,7 +1464,7 @@
         <void property="keys"> 
          <object class="java.util.ArrayList"> 
           <void method="add"> 
-           <object idref="ExprNodeColumnDesc4"/> 
+           <object idref="ExprNodeColumnDesc5"/> 
           </void> 
          </object> 
         </void>