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Posted to commits@hive.apache.org by ha...@apache.org on 2014/11/19 16:54:21 UTC

svn commit: r1640577 [6/30] - in /hive/trunk: accumulo-handler/src/test/results/positive/ common/src/java/org/apache/hadoop/hive/conf/ hbase-handler/src/test/results/positive/ ql/src/java/org/apache/hadoop/hive/ql/exec/ ql/src/java/org/apache/hadoop/hi...

Modified: hive/trunk/ql/src/test/results/clientpositive/correlationoptimizer2.q.out
URL: http://svn.apache.org/viewvc/hive/trunk/ql/src/test/results/clientpositive/correlationoptimizer2.q.out?rev=1640577&r1=1640576&r2=1640577&view=diff
==============================================================================
--- hive/trunk/ql/src/test/results/clientpositive/correlationoptimizer2.q.out (original)
+++ hive/trunk/ql/src/test/results/clientpositive/correlationoptimizer2.q.out Wed Nov 19 15:54:15 2014
@@ -41,39 +41,31 @@ STAGE PLANS:
             Filter Operator
               predicate: key is not null (type: boolean)
               Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
-              Select Operator
-                expressions: key (type: string), value (type: string)
-                outputColumnNames: key, value
+              Group By Operator
+                aggregations: count(value)
+                keys: key (type: string)
+                mode: hash
+                outputColumnNames: _col0, _col1
                 Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
-                Group By Operator
-                  aggregations: count(value)
-                  keys: key (type: string)
-                  mode: hash
-                  outputColumnNames: _col0, _col1
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
                   Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
-                  Reduce Output Operator
-                    key expressions: _col0 (type: string)
-                    sort order: +
-                    Map-reduce partition columns: _col0 (type: string)
-                    Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
-                    value expressions: _col1 (type: bigint)
+                  value expressions: _col1 (type: bigint)
       Reduce Operator Tree:
         Group By Operator
           aggregations: count(VALUE._col0)
           keys: KEY._col0 (type: string)
           mode: mergepartial
           outputColumnNames: _col0, _col1
-          Statistics: Num rows: 6 Data size: 45 Basic stats: COMPLETE Column stats: NONE
-          Select Operator
-            expressions: _col0 (type: string), _col1 (type: bigint)
-            outputColumnNames: _col0, _col1
-            Statistics: Num rows: 6 Data size: 45 Basic stats: COMPLETE Column stats: NONE
-            File Output Operator
-              compressed: false
-              table:
-                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+          Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-2
     Map Reduce
@@ -83,14 +75,14 @@ STAGE PLANS:
               key expressions: _col0 (type: string)
               sort order: +
               Map-reduce partition columns: _col0 (type: string)
-              Statistics: Num rows: 6 Data size: 45 Basic stats: COMPLETE Column stats: NONE
+              Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
               value expressions: _col1 (type: bigint)
           TableScan
             Reduce Output Operator
               key expressions: _col0 (type: string)
               sort order: +
               Map-reduce partition columns: _col0 (type: string)
-              Statistics: Num rows: 125 Data size: 1328 Basic stats: COMPLETE Column stats: NONE
+              Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
               value expressions: _col1 (type: bigint)
       Reduce Operator Tree:
         Join Operator
@@ -100,22 +92,18 @@ STAGE PLANS:
             0 {KEY.reducesinkkey0} {VALUE._col0}
             1 {KEY.reducesinkkey0} {VALUE._col0}
           outputColumnNames: _col0, _col1, _col2, _col3
-          Statistics: Num rows: 137 Data size: 1460 Basic stats: COMPLETE Column stats: NONE
-          Select Operator
-            expressions: _col0 (type: string), _col1 (type: bigint), _col2 (type: string), _col3 (type: bigint)
+          Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
+          Group By Operator
+            aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
+            mode: hash
             outputColumnNames: _col0, _col1, _col2, _col3
-            Statistics: Num rows: 137 Data size: 1460 Basic stats: COMPLETE Column stats: NONE
-            Group By Operator
-              aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
-              mode: hash
-              outputColumnNames: _col0, _col1, _col2, _col3
-              Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
-              File Output Operator
-                compressed: false
-                table:
-                    input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                    output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                    serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+            Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
+            File Output Operator
+              compressed: false
+              table:
+                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-3
     Map Reduce
@@ -152,39 +140,31 @@ STAGE PLANS:
             Filter Operator
               predicate: key is not null (type: boolean)
               Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
-              Select Operator
-                expressions: key (type: string), value (type: string)
-                outputColumnNames: key, value
+              Group By Operator
+                aggregations: count(value)
+                keys: key (type: string)
+                mode: hash
+                outputColumnNames: _col0, _col1
                 Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
-                Group By Operator
-                  aggregations: count(value)
-                  keys: key (type: string)
-                  mode: hash
-                  outputColumnNames: _col0, _col1
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
                   Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
-                  Reduce Output Operator
-                    key expressions: _col0 (type: string)
-                    sort order: +
-                    Map-reduce partition columns: _col0 (type: string)
-                    Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
-                    value expressions: _col1 (type: bigint)
+                  value expressions: _col1 (type: bigint)
       Reduce Operator Tree:
         Group By Operator
           aggregations: count(VALUE._col0)
           keys: KEY._col0 (type: string)
           mode: mergepartial
           outputColumnNames: _col0, _col1
-          Statistics: Num rows: 125 Data size: 1328 Basic stats: COMPLETE Column stats: NONE
-          Select Operator
-            expressions: _col0 (type: string), _col1 (type: bigint)
-            outputColumnNames: _col0, _col1
-            Statistics: Num rows: 125 Data size: 1328 Basic stats: COMPLETE Column stats: NONE
-            File Output Operator
-              compressed: false
-              table:
-                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+          Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-0
     Fetch Operator
@@ -240,44 +220,36 @@ STAGE PLANS:
             Filter Operator
               predicate: key is not null (type: boolean)
               Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
-              Select Operator
-                expressions: key (type: string), value (type: string)
-                outputColumnNames: key, value
+              Group By Operator
+                aggregations: count(value)
+                keys: key (type: string)
+                mode: hash
+                outputColumnNames: _col0, _col1
                 Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
-                Group By Operator
-                  aggregations: count(value)
-                  keys: key (type: string)
-                  mode: hash
-                  outputColumnNames: _col0, _col1
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
                   Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
-                  Reduce Output Operator
-                    key expressions: _col0 (type: string)
-                    sort order: +
-                    Map-reduce partition columns: _col0 (type: string)
-                    Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
-                    value expressions: _col1 (type: bigint)
+                  value expressions: _col1 (type: bigint)
           TableScan
             alias: x
             Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
             Filter Operator
               predicate: key is not null (type: boolean)
               Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
-              Select Operator
-                expressions: key (type: string), value (type: string)
-                outputColumnNames: key, value
+              Group By Operator
+                aggregations: count(value)
+                keys: key (type: string)
+                mode: hash
+                outputColumnNames: _col0, _col1
                 Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
-                Group By Operator
-                  aggregations: count(value)
-                  keys: key (type: string)
-                  mode: hash
-                  outputColumnNames: _col0, _col1
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
                   Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
-                  Reduce Output Operator
-                    key expressions: _col0 (type: string)
-                    sort order: +
-                    Map-reduce partition columns: _col0 (type: string)
-                    Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
-                    value expressions: _col1 (type: bigint)
+                  value expressions: _col1 (type: bigint)
       Reduce Operator Tree:
         Demux Operator
           Statistics: Num rows: 263 Data size: 2755 Basic stats: COMPLETE Column stats: NONE
@@ -287,70 +259,54 @@ STAGE PLANS:
             mode: mergepartial
             outputColumnNames: _col0, _col1
             Statistics: Num rows: 131 Data size: 1372 Basic stats: COMPLETE Column stats: NONE
-            Select Operator
-              expressions: _col0 (type: string), _col1 (type: bigint)
-              outputColumnNames: _col0, _col1
-              Statistics: Num rows: 131 Data size: 1372 Basic stats: COMPLETE Column stats: NONE
-              Mux Operator
-                Statistics: Num rows: 262 Data size: 2744 Basic stats: COMPLETE Column stats: NONE
-                Join Operator
-                  condition map:
-                       Inner Join 0 to 1
-                  condition expressions:
-                    0 {KEY.reducesinkkey0} {VALUE._col0}
-                    1 {KEY.reducesinkkey0} {VALUE._col0}
+            Mux Operator
+              Statistics: Num rows: 262 Data size: 2744 Basic stats: COMPLETE Column stats: NONE
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                condition expressions:
+                  0 {KEY.reducesinkkey0} {VALUE._col0}
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                outputColumnNames: _col0, _col1, _col2, _col3
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
+                  mode: hash
                   outputColumnNames: _col0, _col1, _col2, _col3
-                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                  Select Operator
-                    expressions: _col0 (type: string), _col1 (type: bigint), _col2 (type: string), _col3 (type: bigint)
-                    outputColumnNames: _col0, _col1, _col2, _col3
-                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                    Group By Operator
-                      aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
-                      mode: hash
-                      outputColumnNames: _col0, _col1, _col2, _col3
-                      Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
-                      File Output Operator
-                        compressed: false
-                        table:
-                            input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                            output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                            serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+                  Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    table:
+                        input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
           Group By Operator
             aggregations: count(VALUE._col0)
             keys: KEY._col0 (type: string)
             mode: mergepartial
             outputColumnNames: _col0, _col1
             Statistics: Num rows: 131 Data size: 1372 Basic stats: COMPLETE Column stats: NONE
-            Select Operator
-              expressions: _col0 (type: string), _col1 (type: bigint)
-              outputColumnNames: _col0, _col1
-              Statistics: Num rows: 131 Data size: 1372 Basic stats: COMPLETE Column stats: NONE
-              Mux Operator
-                Statistics: Num rows: 262 Data size: 2744 Basic stats: COMPLETE Column stats: NONE
-                Join Operator
-                  condition map:
-                       Inner Join 0 to 1
-                  condition expressions:
-                    0 {KEY.reducesinkkey0} {VALUE._col0}
-                    1 {KEY.reducesinkkey0} {VALUE._col0}
+            Mux Operator
+              Statistics: Num rows: 262 Data size: 2744 Basic stats: COMPLETE Column stats: NONE
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                condition expressions:
+                  0 {KEY.reducesinkkey0} {VALUE._col0}
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                outputColumnNames: _col0, _col1, _col2, _col3
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
+                  mode: hash
                   outputColumnNames: _col0, _col1, _col2, _col3
-                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                  Select Operator
-                    expressions: _col0 (type: string), _col1 (type: bigint), _col2 (type: string), _col3 (type: bigint)
-                    outputColumnNames: _col0, _col1, _col2, _col3
-                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                    Group By Operator
-                      aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
-                      mode: hash
-                      outputColumnNames: _col0, _col1, _col2, _col3
-                      Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
-                      File Output Operator
-                        compressed: false
-                        table:
-                            input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                            output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                            serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+                  Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    table:
+                        input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-2
     Map Reduce
@@ -455,17 +411,13 @@ STAGE PLANS:
           keys: KEY._col0 (type: string)
           mode: mergepartial
           outputColumnNames: _col0, _col1
-          Statistics: Num rows: 12 Data size: 91 Basic stats: COMPLETE Column stats: NONE
-          Select Operator
-            expressions: _col0 (type: string), _col1 (type: bigint)
-            outputColumnNames: _col0, _col1
-            Statistics: Num rows: 12 Data size: 91 Basic stats: COMPLETE Column stats: NONE
-            File Output Operator
-              compressed: false
-              table:
-                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+          Statistics: Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-2
     Map Reduce
@@ -475,14 +427,14 @@ STAGE PLANS:
               key expressions: _col0 (type: string)
               sort order: +
               Map-reduce partition columns: _col0 (type: string)
-              Statistics: Num rows: 12 Data size: 91 Basic stats: COMPLETE Column stats: NONE
+              Statistics: Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
               value expressions: _col1 (type: bigint)
           TableScan
             Reduce Output Operator
               key expressions: _col0 (type: string)
               sort order: +
               Map-reduce partition columns: _col0 (type: string)
-              Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+              Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
               value expressions: _col1 (type: bigint)
       Reduce Operator Tree:
         Join Operator
@@ -492,22 +444,18 @@ STAGE PLANS:
             0 {KEY.reducesinkkey0} {VALUE._col0}
             1 {KEY.reducesinkkey0} {VALUE._col0}
           outputColumnNames: _col0, _col1, _col2, _col3
-          Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
-          Select Operator
-            expressions: _col0 (type: string), _col1 (type: bigint), _col2 (type: string), _col3 (type: bigint)
+          Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
+          Group By Operator
+            aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
+            mode: hash
             outputColumnNames: _col0, _col1, _col2, _col3
-            Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
-            Group By Operator
-              aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
-              mode: hash
-              outputColumnNames: _col0, _col1, _col2, _col3
-              Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
-              File Output Operator
-                compressed: false
-                table:
-                    input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                    output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                    serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+            Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
+            File Output Operator
+              compressed: false
+              table:
+                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-3
     Map Reduce
@@ -563,17 +511,13 @@ STAGE PLANS:
           keys: KEY._col0 (type: string)
           mode: mergepartial
           outputColumnNames: _col0, _col1
-          Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
-          Select Operator
-            expressions: _col0 (type: string), _col1 (type: bigint)
-            outputColumnNames: _col0, _col1
-            Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
-            File Output Operator
-              compressed: false
-              table:
-                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+          Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-0
     Fetch Operator
@@ -670,70 +614,54 @@ STAGE PLANS:
             mode: mergepartial
             outputColumnNames: _col0, _col1
             Statistics: Num rows: 262 Data size: 2746 Basic stats: COMPLETE Column stats: NONE
-            Select Operator
-              expressions: _col0 (type: string), _col1 (type: bigint)
-              outputColumnNames: _col0, _col1
-              Statistics: Num rows: 262 Data size: 2746 Basic stats: COMPLETE Column stats: NONE
-              Mux Operator
-                Statistics: Num rows: 524 Data size: 5492 Basic stats: COMPLETE Column stats: NONE
-                Join Operator
-                  condition map:
-                       Left Outer Join0 to 1
-                  condition expressions:
-                    0 {KEY.reducesinkkey0} {VALUE._col0}
-                    1 {KEY.reducesinkkey0} {VALUE._col0}
+            Mux Operator
+              Statistics: Num rows: 524 Data size: 5492 Basic stats: COMPLETE Column stats: NONE
+              Join Operator
+                condition map:
+                     Left Outer Join0 to 1
+                condition expressions:
+                  0 {KEY.reducesinkkey0} {VALUE._col0}
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                outputColumnNames: _col0, _col1, _col2, _col3
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
+                  mode: hash
                   outputColumnNames: _col0, _col1, _col2, _col3
-                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                  Select Operator
-                    expressions: _col0 (type: string), _col1 (type: bigint), _col2 (type: string), _col3 (type: bigint)
-                    outputColumnNames: _col0, _col1, _col2, _col3
-                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                    Group By Operator
-                      aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
-                      mode: hash
-                      outputColumnNames: _col0, _col1, _col2, _col3
-                      Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
-                      File Output Operator
-                        compressed: false
-                        table:
-                            input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                            output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                            serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+                  Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    table:
+                        input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
           Group By Operator
             aggregations: count(VALUE._col0)
             keys: KEY._col0 (type: string)
             mode: mergepartial
             outputColumnNames: _col0, _col1
             Statistics: Num rows: 262 Data size: 2746 Basic stats: COMPLETE Column stats: NONE
-            Select Operator
-              expressions: _col0 (type: string), _col1 (type: bigint)
-              outputColumnNames: _col0, _col1
-              Statistics: Num rows: 262 Data size: 2746 Basic stats: COMPLETE Column stats: NONE
-              Mux Operator
-                Statistics: Num rows: 524 Data size: 5492 Basic stats: COMPLETE Column stats: NONE
-                Join Operator
-                  condition map:
-                       Left Outer Join0 to 1
-                  condition expressions:
-                    0 {KEY.reducesinkkey0} {VALUE._col0}
-                    1 {KEY.reducesinkkey0} {VALUE._col0}
+            Mux Operator
+              Statistics: Num rows: 524 Data size: 5492 Basic stats: COMPLETE Column stats: NONE
+              Join Operator
+                condition map:
+                     Left Outer Join0 to 1
+                condition expressions:
+                  0 {KEY.reducesinkkey0} {VALUE._col0}
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                outputColumnNames: _col0, _col1, _col2, _col3
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
+                  mode: hash
                   outputColumnNames: _col0, _col1, _col2, _col3
-                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                  Select Operator
-                    expressions: _col0 (type: string), _col1 (type: bigint), _col2 (type: string), _col3 (type: bigint)
-                    outputColumnNames: _col0, _col1, _col2, _col3
-                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                    Group By Operator
-                      aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
-                      mode: hash
-                      outputColumnNames: _col0, _col1, _col2, _col3
-                      Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
-                      File Output Operator
-                        compressed: false
-                        table:
-                            input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                            output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                            serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+                  Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    table:
+                        input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-2
     Map Reduce
@@ -838,17 +766,13 @@ STAGE PLANS:
           keys: KEY._col0 (type: string)
           mode: mergepartial
           outputColumnNames: _col0, _col1
-          Statistics: Num rows: 12 Data size: 91 Basic stats: COMPLETE Column stats: NONE
-          Select Operator
-            expressions: _col0 (type: string), _col1 (type: bigint)
-            outputColumnNames: _col0, _col1
-            Statistics: Num rows: 12 Data size: 91 Basic stats: COMPLETE Column stats: NONE
-            File Output Operator
-              compressed: false
-              table:
-                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+          Statistics: Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-2
     Map Reduce
@@ -858,14 +782,14 @@ STAGE PLANS:
               key expressions: _col0 (type: string)
               sort order: +
               Map-reduce partition columns: _col0 (type: string)
-              Statistics: Num rows: 12 Data size: 91 Basic stats: COMPLETE Column stats: NONE
+              Statistics: Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
               value expressions: _col1 (type: bigint)
           TableScan
             Reduce Output Operator
               key expressions: _col0 (type: string)
               sort order: +
               Map-reduce partition columns: _col0 (type: string)
-              Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+              Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
               value expressions: _col1 (type: bigint)
       Reduce Operator Tree:
         Join Operator
@@ -875,22 +799,18 @@ STAGE PLANS:
             0 {KEY.reducesinkkey0} {VALUE._col0}
             1 {KEY.reducesinkkey0} {VALUE._col0}
           outputColumnNames: _col0, _col1, _col2, _col3
-          Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
-          Select Operator
-            expressions: _col0 (type: string), _col1 (type: bigint), _col2 (type: string), _col3 (type: bigint)
+          Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
+          Group By Operator
+            aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
+            mode: hash
             outputColumnNames: _col0, _col1, _col2, _col3
-            Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
-            Group By Operator
-              aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
-              mode: hash
-              outputColumnNames: _col0, _col1, _col2, _col3
-              Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
-              File Output Operator
-                compressed: false
-                table:
-                    input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                    output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                    serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+            Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
+            File Output Operator
+              compressed: false
+              table:
+                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-3
     Map Reduce
@@ -946,17 +866,13 @@ STAGE PLANS:
           keys: KEY._col0 (type: string)
           mode: mergepartial
           outputColumnNames: _col0, _col1
-          Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
-          Select Operator
-            expressions: _col0 (type: string), _col1 (type: bigint)
-            outputColumnNames: _col0, _col1
-            Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
-            File Output Operator
-              compressed: false
-              table:
-                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+          Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-0
     Fetch Operator
@@ -1053,70 +969,54 @@ STAGE PLANS:
             mode: mergepartial
             outputColumnNames: _col0, _col1
             Statistics: Num rows: 262 Data size: 2746 Basic stats: COMPLETE Column stats: NONE
-            Select Operator
-              expressions: _col0 (type: string), _col1 (type: bigint)
-              outputColumnNames: _col0, _col1
-              Statistics: Num rows: 262 Data size: 2746 Basic stats: COMPLETE Column stats: NONE
-              Mux Operator
-                Statistics: Num rows: 524 Data size: 5492 Basic stats: COMPLETE Column stats: NONE
-                Join Operator
-                  condition map:
-                       Right Outer Join0 to 1
-                  condition expressions:
-                    0 {KEY.reducesinkkey0} {VALUE._col0}
-                    1 {KEY.reducesinkkey0} {VALUE._col0}
+            Mux Operator
+              Statistics: Num rows: 524 Data size: 5492 Basic stats: COMPLETE Column stats: NONE
+              Join Operator
+                condition map:
+                     Right Outer Join0 to 1
+                condition expressions:
+                  0 {KEY.reducesinkkey0} {VALUE._col0}
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                outputColumnNames: _col0, _col1, _col2, _col3
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
+                  mode: hash
                   outputColumnNames: _col0, _col1, _col2, _col3
-                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                  Select Operator
-                    expressions: _col0 (type: string), _col1 (type: bigint), _col2 (type: string), _col3 (type: bigint)
-                    outputColumnNames: _col0, _col1, _col2, _col3
-                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                    Group By Operator
-                      aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
-                      mode: hash
-                      outputColumnNames: _col0, _col1, _col2, _col3
-                      Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
-                      File Output Operator
-                        compressed: false
-                        table:
-                            input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                            output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                            serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+                  Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    table:
+                        input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
           Group By Operator
             aggregations: count(VALUE._col0)
             keys: KEY._col0 (type: string)
             mode: mergepartial
             outputColumnNames: _col0, _col1
             Statistics: Num rows: 262 Data size: 2746 Basic stats: COMPLETE Column stats: NONE
-            Select Operator
-              expressions: _col0 (type: string), _col1 (type: bigint)
-              outputColumnNames: _col0, _col1
-              Statistics: Num rows: 262 Data size: 2746 Basic stats: COMPLETE Column stats: NONE
-              Mux Operator
-                Statistics: Num rows: 524 Data size: 5492 Basic stats: COMPLETE Column stats: NONE
-                Join Operator
-                  condition map:
-                       Right Outer Join0 to 1
-                  condition expressions:
-                    0 {KEY.reducesinkkey0} {VALUE._col0}
-                    1 {KEY.reducesinkkey0} {VALUE._col0}
+            Mux Operator
+              Statistics: Num rows: 524 Data size: 5492 Basic stats: COMPLETE Column stats: NONE
+              Join Operator
+                condition map:
+                     Right Outer Join0 to 1
+                condition expressions:
+                  0 {KEY.reducesinkkey0} {VALUE._col0}
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                outputColumnNames: _col0, _col1, _col2, _col3
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
+                  mode: hash
                   outputColumnNames: _col0, _col1, _col2, _col3
-                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                  Select Operator
-                    expressions: _col0 (type: string), _col1 (type: bigint), _col2 (type: string), _col3 (type: bigint)
-                    outputColumnNames: _col0, _col1, _col2, _col3
-                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                    Group By Operator
-                      aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
-                      mode: hash
-                      outputColumnNames: _col0, _col1, _col2, _col3
-                      Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
-                      File Output Operator
-                        compressed: false
-                        table:
-                            input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                            output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                            serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+                  Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    table:
+                        input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-2
     Map Reduce
@@ -1221,17 +1121,13 @@ STAGE PLANS:
           keys: KEY._col0 (type: string)
           mode: mergepartial
           outputColumnNames: _col0, _col1
-          Statistics: Num rows: 12 Data size: 91 Basic stats: COMPLETE Column stats: NONE
-          Select Operator
-            expressions: _col0 (type: string), _col1 (type: bigint)
-            outputColumnNames: _col0, _col1
-            Statistics: Num rows: 12 Data size: 91 Basic stats: COMPLETE Column stats: NONE
-            File Output Operator
-              compressed: false
-              table:
-                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+          Statistics: Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-2
     Map Reduce
@@ -1241,14 +1137,14 @@ STAGE PLANS:
               key expressions: _col0 (type: string)
               sort order: +
               Map-reduce partition columns: _col0 (type: string)
-              Statistics: Num rows: 12 Data size: 91 Basic stats: COMPLETE Column stats: NONE
+              Statistics: Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
               value expressions: _col1 (type: bigint)
           TableScan
             Reduce Output Operator
               key expressions: _col0 (type: string)
               sort order: +
               Map-reduce partition columns: _col0 (type: string)
-              Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+              Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
               value expressions: _col1 (type: bigint)
       Reduce Operator Tree:
         Join Operator
@@ -1258,22 +1154,18 @@ STAGE PLANS:
             0 {KEY.reducesinkkey0} {VALUE._col0}
             1 {KEY.reducesinkkey0} {VALUE._col0}
           outputColumnNames: _col0, _col1, _col2, _col3
-          Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
-          Select Operator
-            expressions: _col0 (type: string), _col1 (type: bigint), _col2 (type: string), _col3 (type: bigint)
+          Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
+          Group By Operator
+            aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
+            mode: hash
             outputColumnNames: _col0, _col1, _col2, _col3
-            Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
-            Group By Operator
-              aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
-              mode: hash
-              outputColumnNames: _col0, _col1, _col2, _col3
-              Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
-              File Output Operator
-                compressed: false
-                table:
-                    input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                    output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                    serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+            Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
+            File Output Operator
+              compressed: false
+              table:
+                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-3
     Map Reduce
@@ -1329,17 +1221,13 @@ STAGE PLANS:
           keys: KEY._col0 (type: string)
           mode: mergepartial
           outputColumnNames: _col0, _col1
-          Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
-          Select Operator
-            expressions: _col0 (type: string), _col1 (type: bigint)
-            outputColumnNames: _col0, _col1
-            Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
-            File Output Operator
-              compressed: false
-              table:
-                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+          Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-0
     Fetch Operator
@@ -1436,70 +1324,54 @@ STAGE PLANS:
             mode: mergepartial
             outputColumnNames: _col0, _col1
             Statistics: Num rows: 262 Data size: 2746 Basic stats: COMPLETE Column stats: NONE
-            Select Operator
-              expressions: _col0 (type: string), _col1 (type: bigint)
-              outputColumnNames: _col0, _col1
-              Statistics: Num rows: 262 Data size: 2746 Basic stats: COMPLETE Column stats: NONE
-              Mux Operator
-                Statistics: Num rows: 524 Data size: 5492 Basic stats: COMPLETE Column stats: NONE
-                Join Operator
-                  condition map:
-                       Outer Join 0 to 1
-                  condition expressions:
-                    0 {KEY.reducesinkkey0} {VALUE._col0}
-                    1 {KEY.reducesinkkey0} {VALUE._col0}
+            Mux Operator
+              Statistics: Num rows: 524 Data size: 5492 Basic stats: COMPLETE Column stats: NONE
+              Join Operator
+                condition map:
+                     Outer Join 0 to 1
+                condition expressions:
+                  0 {KEY.reducesinkkey0} {VALUE._col0}
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                outputColumnNames: _col0, _col1, _col2, _col3
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
+                  mode: hash
                   outputColumnNames: _col0, _col1, _col2, _col3
-                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                  Select Operator
-                    expressions: _col0 (type: string), _col1 (type: bigint), _col2 (type: string), _col3 (type: bigint)
-                    outputColumnNames: _col0, _col1, _col2, _col3
-                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                    Group By Operator
-                      aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
-                      mode: hash
-                      outputColumnNames: _col0, _col1, _col2, _col3
-                      Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
-                      File Output Operator
-                        compressed: false
-                        table:
-                            input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                            output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                            serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+                  Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    table:
+                        input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
           Group By Operator
             aggregations: count(VALUE._col0)
             keys: KEY._col0 (type: string)
             mode: mergepartial
             outputColumnNames: _col0, _col1
             Statistics: Num rows: 262 Data size: 2746 Basic stats: COMPLETE Column stats: NONE
-            Select Operator
-              expressions: _col0 (type: string), _col1 (type: bigint)
-              outputColumnNames: _col0, _col1
-              Statistics: Num rows: 262 Data size: 2746 Basic stats: COMPLETE Column stats: NONE
-              Mux Operator
-                Statistics: Num rows: 524 Data size: 5492 Basic stats: COMPLETE Column stats: NONE
-                Join Operator
-                  condition map:
-                       Outer Join 0 to 1
-                  condition expressions:
-                    0 {KEY.reducesinkkey0} {VALUE._col0}
-                    1 {KEY.reducesinkkey0} {VALUE._col0}
+            Mux Operator
+              Statistics: Num rows: 524 Data size: 5492 Basic stats: COMPLETE Column stats: NONE
+              Join Operator
+                condition map:
+                     Outer Join 0 to 1
+                condition expressions:
+                  0 {KEY.reducesinkkey0} {VALUE._col0}
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                outputColumnNames: _col0, _col1, _col2, _col3
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
+                  mode: hash
                   outputColumnNames: _col0, _col1, _col2, _col3
-                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                  Select Operator
-                    expressions: _col0 (type: string), _col1 (type: bigint), _col2 (type: string), _col3 (type: bigint)
-                    outputColumnNames: _col0, _col1, _col2, _col3
-                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                    Group By Operator
-                      aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
-                      mode: hash
-                      outputColumnNames: _col0, _col1, _col2, _col3
-                      Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
-                      File Output Operator
-                        compressed: false
-                        table:
-                            input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                            output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                            serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+                  Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    table:
+                        input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-2
     Map Reduce
@@ -1641,22 +1513,18 @@ STAGE PLANS:
             1 
           outputColumnNames: _col0
           Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
-          Select Operator
-            expressions: _col0 (type: string)
-            outputColumnNames: _col0
+          Group By Operator
+            aggregations: count(1)
+            keys: _col0 (type: string)
+            mode: hash
+            outputColumnNames: _col0, _col1
             Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
-            Group By Operator
-              aggregations: count(1)
-              keys: _col0 (type: string)
-              mode: hash
-              outputColumnNames: _col0, _col1
-              Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
-              File Output Operator
-                compressed: false
-                table:
-                    input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                    output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                    serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+            File Output Operator
+              compressed: false
+              table:
+                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-3
     Map Reduce
@@ -1675,21 +1543,17 @@ STAGE PLANS:
           mode: mergepartial
           outputColumnNames: _col0, _col1
           Statistics: Num rows: 137 Data size: 1455 Basic stats: COMPLETE Column stats: NONE
-          Select Operator
-            expressions: _col0 (type: string), _col1 (type: bigint)
+          Group By Operator
+            aggregations: sum(hash(_col0)), sum(hash(_col1))
+            mode: hash
             outputColumnNames: _col0, _col1
-            Statistics: Num rows: 137 Data size: 1455 Basic stats: COMPLETE Column stats: NONE
-            Group By Operator
-              aggregations: sum(hash(_col0)), sum(hash(_col1))
-              mode: hash
-              outputColumnNames: _col0, _col1
-              Statistics: Num rows: 1 Data size: 16 Basic stats: COMPLETE Column stats: NONE
-              File Output Operator
-                compressed: false
-                table:
-                    input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                    output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                    serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+            Statistics: Num rows: 1 Data size: 16 Basic stats: COMPLETE Column stats: NONE
+            File Output Operator
+              compressed: false
+              table:
+                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-4
     Map Reduce
@@ -1877,22 +1741,18 @@ STAGE PLANS:
                     1 
                   outputColumnNames: _col0
                   Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                  Select Operator
-                    expressions: _col0 (type: string)
-                    outputColumnNames: _col0
+                  Group By Operator
+                    aggregations: count(1)
+                    keys: _col0 (type: string)
+                    mode: hash
+                    outputColumnNames: _col0, _col1
                     Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                    Group By Operator
-                      aggregations: count(1)
-                      keys: _col0 (type: string)
-                      mode: hash
-                      outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                      File Output Operator
-                        compressed: false
-                        table:
-                            input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                            output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                            serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+                    File Output Operator
+                      compressed: false
+                      table:
+                          input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                          output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                          serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
           Group By Operator
             aggregations: count(VALUE._col0)
             keys: KEY._col0 (type: string)
@@ -1913,22 +1773,18 @@ STAGE PLANS:
                     1 
                   outputColumnNames: _col0
                   Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                  Select Operator
-                    expressions: _col0 (type: string)
-                    outputColumnNames: _col0
+                  Group By Operator
+                    aggregations: count(1)
+                    keys: _col0 (type: string)
+                    mode: hash
+                    outputColumnNames: _col0, _col1
                     Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                    Group By Operator
-                      aggregations: count(1)
-                      keys: _col0 (type: string)
-                      mode: hash
-                      outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                      File Output Operator
-                        compressed: false
-                        table:
-                            input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                            output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                            serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+                    File Output Operator
+                      compressed: false
+                      table:
+                          input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                          output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                          serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-2
     Map Reduce
@@ -1947,21 +1803,17 @@ STAGE PLANS:
           mode: mergepartial
           outputColumnNames: _col0, _col1
           Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-          Select Operator
-            expressions: _col0 (type: string), _col1 (type: bigint)
+          Group By Operator
+            aggregations: sum(hash(_col0)), sum(hash(_col1))
+            mode: hash
             outputColumnNames: _col0, _col1
-            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-            Group By Operator
-              aggregations: sum(hash(_col0)), sum(hash(_col1))
-              mode: hash
-              outputColumnNames: _col0, _col1
-              Statistics: Num rows: 1 Data size: 16 Basic stats: COMPLETE Column stats: NONE
-              File Output Operator
-                compressed: false
-                table:
-                    input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                    output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                    serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+            Statistics: Num rows: 1 Data size: 16 Basic stats: COMPLETE Column stats: NONE
+            File Output Operator
+              compressed: false
+              table:
+                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-3
     Map Reduce
@@ -2055,39 +1907,31 @@ STAGE PLANS:
             Filter Operator
               predicate: key is not null (type: boolean)
               Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
-              Select Operator
-                expressions: key (type: string), value (type: string)
-                outputColumnNames: key, value
+              Group By Operator
+                aggregations: count(value)
+                keys: key (type: string)
+                mode: hash
+                outputColumnNames: _col0, _col1
                 Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
-                Group By Operator
-                  aggregations: count(value)
-                  keys: key (type: string)
-                  mode: hash
-                  outputColumnNames: _col0, _col1
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
                   Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
-                  Reduce Output Operator
-                    key expressions: _col0 (type: string)
-                    sort order: +
-                    Map-reduce partition columns: _col0 (type: string)
-                    Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
-                    value expressions: _col1 (type: bigint)
+                  value expressions: _col1 (type: bigint)
       Reduce Operator Tree:
         Group By Operator
           aggregations: count(VALUE._col0)
           keys: KEY._col0 (type: string)
           mode: mergepartial
           outputColumnNames: _col0, _col1
-          Statistics: Num rows: 6 Data size: 45 Basic stats: COMPLETE Column stats: NONE
-          Select Operator
-            expressions: _col0 (type: string), _col1 (type: bigint)
-            outputColumnNames: _col0, _col1
-            Statistics: Num rows: 6 Data size: 45 Basic stats: COMPLETE Column stats: NONE
-            File Output Operator
-              compressed: false
-              table:
-                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+          Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-2
     Map Reduce
@@ -2097,7 +1941,7 @@ STAGE PLANS:
               key expressions: _col0 (type: string)
               sort order: +
               Map-reduce partition columns: _col0 (type: string)
-              Statistics: Num rows: 6 Data size: 45 Basic stats: COMPLETE Column stats: NONE
+              Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
               value expressions: _col1 (type: bigint)
           TableScan
             Reduce Output Operator
@@ -2115,21 +1959,17 @@ STAGE PLANS:
             1 {KEY.reducesinkkey0} {VALUE._col0}
           outputColumnNames: _col0, _col1, _col2, _col3
           Statistics: Num rows: 302 Data size: 3213 Basic stats: COMPLETE Column stats: NONE
-          Select Operator
-            expressions: _col0 (type: string), _col1 (type: string), _col2 (type: string), _col3 (type: bigint)
+          Group By Operator
+            aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
+            mode: hash
             outputColumnNames: _col0, _col1, _col2, _col3
-            Statistics: Num rows: 302 Data size: 3213 Basic stats: COMPLETE Column stats: NONE
-            Group By Operator
-              aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
-              mode: hash
-              outputColumnNames: _col0, _col1, _col2, _col3
-              Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
-              File Output Operator
-                compressed: false
-                table:
-                    input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                    output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                    serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+            Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
+            File Output Operator
+              compressed: false
+              table:
+                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-3
     Map Reduce
@@ -2192,16 +2032,12 @@ STAGE PLANS:
             1 
           outputColumnNames: _col0, _col1
           Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
-          Select Operator
-            expressions: _col0 (type: string), _col1 (type: string)
-            outputColumnNames: _col0, _col1
-            Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
-            File Output Operator
-              compressed: false
-              table:
-                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-0
     Fetch Operator
@@ -2257,22 +2093,18 @@ STAGE PLANS:
             Filter Operator
               predicate: key is not null (type: boolean)
               Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
-              Select Operator
-                expressions: key (type: string), value (type: string)
-                outputColumnNames: key, value
+              Group By Operator
+                aggregations: count(value)
+                keys: key (type: string)
+                mode: hash
+                outputColumnNames: _col0, _col1
                 Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
-                Group By Operator
-                  aggregations: count(value)
-                  keys: key (type: string)
-                  mode: hash
-                  outputColumnNames: _col0, _col1
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
                   Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
-                  Reduce Output Operator
-                    key expressions: _col0 (type: string)
-                    sort order: +
-                    Map-reduce partition columns: _col0 (type: string)
-                    Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
-                    value expressions: _col1 (type: bigint)
+                  value expressions: _col1 (type: bigint)
           TableScan
             alias: x
             Statistics: Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
@@ -2307,70 +2139,54 @@ STAGE PLANS:
               1 
             outputColumnNames: _col0, _col1
             Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-            Select Operator
-              expressions: _col0 (type: string), _col1 (type: string)
-              outputColumnNames: _col0, _col1
-              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-              Mux Operator
-                Statistics: Num rows: 138 Data size: 1427 Basic stats: COMPLETE Column stats: NONE
-                Join Operator
-                  condition map:
-                       Inner Join 0 to 1
-                  condition expressions:
-                    0 {KEY.reducesinkkey0} {VALUE._col0}
-                    1 {KEY.reducesinkkey0} {VALUE._col0}
+            Mux Operator
+              Statistics: Num rows: 138 Data size: 1427 Basic stats: COMPLETE Column stats: NONE
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                condition expressions:
+                  0 {KEY.reducesinkkey0} {VALUE._col0}
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                outputColumnNames: _col0, _col1, _col2, _col3
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
+                  mode: hash
                   outputColumnNames: _col0, _col1, _col2, _col3
-                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                  Select Operator
-                    expressions: _col0 (type: string), _col1 (type: string), _col2 (type: string), _col3 (type: bigint)
-                    outputColumnNames: _col0, _col1, _col2, _col3
-                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                    Group By Operator
-                      aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
-                      mode: hash
-                      outputColumnNames: _col0, _col1, _col2, _col3
-                      Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
-                      File Output Operator
-                        compressed: false
-                        table:
-                            input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                            output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                            serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+                  Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    table:
+                        input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
           Group By Operator
             aggregations: count(VALUE._col0)
             keys: KEY._col0 (type: string)
             mode: mergepartial
             outputColumnNames: _col0, _col1
             Statistics: Num rows: 138 Data size: 1427 Basic stats: COMPLETE Column stats: NONE
-            Select Operator
-              expressions: _col0 (type: string), _col1 (type: bigint)
-              outputColumnNames: _col0, _col1
+            Mux Operator
               Statistics: Num rows: 138 Data size: 1427 Basic stats: COMPLETE Column stats: NONE
-              Mux Operator
-                Statistics: Num rows: 138 Data size: 1427 Basic stats: COMPLETE Column stats: NONE
-                Join Operator
-                  condition map:
-                       Inner Join 0 to 1
-                  condition expressions:
-                    0 {KEY.reducesinkkey0} {VALUE._col0}
-                    1 {KEY.reducesinkkey0} {VALUE._col0}
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                condition expressions:
+                  0 {KEY.reducesinkkey0} {VALUE._col0}
+                  1 {KEY.reducesinkkey0} {VALUE._col0}
+                outputColumnNames: _col0, _col1, _col2, _col3
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
+                  mode: hash
                   outputColumnNames: _col0, _col1, _col2, _col3
-                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                  Select Operator
-                    expressions: _col0 (type: string), _col1 (type: string), _col2 (type: string), _col3 (type: bigint)
-                    outputColumnNames: _col0, _col1, _col2, _col3
-                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
-                    Group By Operator
-                      aggregations: sum(hash(_col0)), sum(hash(_col1)), sum(hash(_col2)), sum(hash(_col3))
-                      mode: hash
-                      outputColumnNames: _col0, _col1, _col2, _col3
-                      Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
-                      File Output Operator
-                        compressed: false
-                        table:
-                            input format: org.apache.hadoop.mapred.SequenceFileInputFormat
-                            output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                            serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+                  Statistics: Num rows: 1 Data size: 32 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    table:
+                        input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                        output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                        serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
 
   Stage: Stage-2
     Map Reduce