FAQ
http://git-wip-us.apache.org/repos/asf/hive/blob/d8ee05ae/ql/src/test/results/clientpositive/llap/tez_smb_main.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/llap/tez_smb_main.q.out b/ql/src/test/results/clientpositive/llap/tez_smb_main.q.out
index 1faf980..f15339b 100644
--- a/ql/src/test/results/clientpositive/llap/tez_smb_main.q.out
+++ b/ql/src/test/results/clientpositive/llap/tez_smb_main.q.out
@@ -22,16 +22,16 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string), value (type: string)
                        outputColumnNames: _col0, _col1
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 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: string)
              Execution mode: llap
          Map 3
@@ -41,16 +41,16 @@ STAGE PLANS:
                    Statistics: Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: key is not null (type: boolean)
- Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string), value (type: string)
                        outputColumnNames: _col0, _col1
- Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 25 Data size: 191 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
+ Statistics: Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                          value expressions: _col1 (type: string)
              Execution mode: llap
          Reducer 2
@@ -63,10 +63,10 @@ STAGE PLANS:
                    0 _col0 (type: string)
                    1 _col0 (type: string)
                  outputColumnNames: _col0, _col1, _col2, _col3
- Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                  File Output Operator
                    compressed: false
- Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                    table:
                        input format: org.apache.hadoop.mapred.TextInputFormat
                        output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -262,16 +262,16 @@ STAGE PLANS:
                    Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: key is not null (type: boolean)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int)
                        outputColumnNames: _col0
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: int)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: int)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 2
              Map Operator Tree:
@@ -280,11 +280,11 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int)
                        outputColumnNames: _col0
- 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
                        Map Join Operator
                          condition map:
                               Inner Join 0 to 1
@@ -293,7 +293,7 @@ STAGE PLANS:
                            1 _col0 (type: int)
                          input vertices:
                            0 Map 1
- Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                          HybridGraceHashJoin: true
                          Group By Operator
                            aggregations: count()
@@ -371,16 +371,16 @@ STAGE PLANS:
                    Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: key is not null (type: boolean)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int)
                        outputColumnNames: _col0
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: int)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: int)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 2
              Map Operator Tree:
@@ -389,11 +389,11 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int)
                        outputColumnNames: _col0
- 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
                        Map Join Operator
                          condition map:
                               Inner Join 0 to 1
@@ -402,7 +402,7 @@ STAGE PLANS:
                            1 _col0 (type: int)
                          input vertices:
                            0 Map 1
- Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                          HybridGraceHashJoin: true
                          Group By Operator
                            aggregations: count()
@@ -480,16 +480,16 @@ STAGE PLANS:
                    Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: key is not null (type: boolean)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int)
                        outputColumnNames: _col0
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: int)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: int)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 2
              Map Operator Tree:
@@ -498,11 +498,11 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int)
                        outputColumnNames: _col0
- 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
                        Map Join Operator
                          condition map:
                               Inner Join 0 to 1
@@ -511,7 +511,7 @@ STAGE PLANS:
                            1 _col0 (type: int)
                          input vertices:
                            0 Map 1
- Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                          HybridGraceHashJoin: true
                          Group By Operator
                            aggregations: count()
@@ -574,52 +574,41 @@ STAGE PLANS:
    Stage: Stage-1
      Tez
        Edges:
- Map 2 <- Map 1 (CUSTOM_EDGE), Map 4 (BROADCAST_EDGE)
+ Map 2 <- Map 4 (BROADCAST_EDGE)
          Reducer 3 <- Map 2 (SIMPLE_EDGE)
  #### A masked pattern was here ####
        Vertices:
- Map 1
+ Map 2
              Map Operator Tree:
                  TableScan
                    alias: a
                    Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: (key is not null and value is not null) (type: boolean)
- Statistics: Num rows: 61 Data size: 646 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int), value (type: string)
                        outputColumnNames: _col0, _col1
- Statistics: Num rows: 61 Data size: 646 Basic stats: COMPLETE Column stats: NONE
- Reduce Output Operator
- key expressions: _col0 (type: int)
- sort order: +
- Map-reduce partition columns: _col0 (type: int)
- Statistics: Num rows: 61 Data size: 646 Basic stats: COMPLETE Column stats: NONE
- value expressions: _col1 (type: string)
- Execution mode: llap
- Map 2
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
              Map Operator Tree:
                  TableScan
                    alias: b
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
- Map Join Operator
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+ Merge Join Operator
                          condition map:
                               Inner Join 0 to 1
                          keys:
                            0 _col0 (type: int)
                            1 _col0 (type: int)
                          outputColumnNames: _col1
- input vertices:
- 0 Map 1
- Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
- HybridGraceHashJoin: true
+ Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                          Map Join Operator
                            condition map:
                                 Inner Join 0 to 1
@@ -628,7 +617,7 @@ STAGE PLANS:
                              1 _col0 (type: string)
                            input vertices:
                              1 Map 4
- Statistics: Num rows: 302 Data size: 3213 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 605 Data size: 6427 Basic stats: COMPLETE Column stats: NONE
                            HybridGraceHashJoin: true
                            Group By Operator
                              aggregations: count()
@@ -647,16 +636,16 @@ STAGE PLANS:
                    Statistics: Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: value is not null (type: boolean)
- Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: value (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 25 Data size: 191 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
+ Statistics: Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Reducer 3
              Execution mode: uber
@@ -720,16 +709,16 @@ STAGE PLANS:
                    Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: value is not null (type: boolean)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: value (type: string)
                        outputColumnNames: _col1
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col1 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col1 (type: string)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 4
              Map Operator Tree:
@@ -738,16 +727,16 @@ STAGE PLANS:
                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: value is not null (type: boolean)
- 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
                      Select Operator
                        expressions: value (type: string)
                        outputColumnNames: _col1
- 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
                        Reduce Output Operator
                          key expressions: _col1 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col1 (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
              Execution mode: llap
          Reducer 2
              Execution mode: llap
@@ -758,7 +747,7 @@ STAGE PLANS:
                  keys:
                    0 _col1 (type: string)
                    1 _col1 (type: string)
- Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                  Group By Operator
                    aggregations: count()
                    mode: hash
@@ -838,22 +827,22 @@ STAGE PLANS:
                    Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: key is not null (type: boolean)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int)
                        outputColumnNames: _col0
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
              Map Operator Tree:
                  TableScan
                    alias: s1
                    Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: key is not null (type: boolean)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int)
                        outputColumnNames: _col0
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                        Merge Join Operator
                          condition map:
                               Inner Join 0 to 1
@@ -861,12 +850,12 @@ STAGE PLANS:
                            0 _col0 (type: int)
                            1 _col0 (type: int)
                          outputColumnNames: _col0
- Statistics: Num rows: 133 Data size: 1411 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 266 Data size: 2822 Basic stats: COMPLETE Column stats: NONE
                          Reduce Output Operator
                            key expressions: _col0 (type: int)
                            sort order: +
                            Map-reduce partition columns: _col0 (type: int)
- Statistics: Num rows: 254 Data size: 2694 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 508 Data size: 5388 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 6
              Map Operator Tree:
@@ -875,16 +864,16 @@ STAGE PLANS:
                    Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: key is not null (type: boolean)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int)
                        outputColumnNames: _col0
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: int)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: int)
- Statistics: Num rows: 254 Data size: 2694 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 508 Data size: 5388 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 7
              Map Operator Tree:
@@ -893,16 +882,16 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int)
                        outputColumnNames: _col0
- 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
                        Reduce Output Operator
                          key expressions: _col0 (type: int)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: int)
- 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
              Execution mode: llap
          Reducer 3
              Execution mode: llap
@@ -913,7 +902,7 @@ STAGE PLANS:
                  keys:
                    0 _col0 (type: int)
                    1 _col0 (type: int)
- Statistics: Num rows: 279 Data size: 2963 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 558 Data size: 5926 Basic stats: COMPLETE Column stats: NONE
                  Group By Operator
                    aggregations: count()
                    mode: hash
@@ -970,16 +959,16 @@ STAGE PLANS:
                    Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: value is not null (type: boolean)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: value (type: string)
                        outputColumnNames: _col1
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col1 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col1 (type: string)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 2
              Map Operator Tree:
@@ -988,11 +977,11 @@ STAGE PLANS:
                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: value is not null (type: boolean)
- 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
                      Select Operator
                        expressions: value (type: string)
                        outputColumnNames: _col1
- 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
                        Map Join Operator
                          condition map:
                               Inner Join 0 to 1
@@ -1001,7 +990,7 @@ STAGE PLANS:
                            1 _col1 (type: string)
                          input vertices:
                            0 Map 1
- Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                          HybridGraceHashJoin: true
                          Group By Operator
                            aggregations: count()
@@ -1073,16 +1062,16 @@ STAGE PLANS:
                    Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: (key is not null and value is not null) (type: boolean)
- Statistics: Num rows: 61 Data size: 646 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int), value (type: string)
                        outputColumnNames: _col0, _col1
- Statistics: Num rows: 61 Data size: 646 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: int)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: int)
- Statistics: Num rows: 61 Data size: 646 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                          value expressions: _col1 (type: string)
              Execution mode: llap
          Map 2
@@ -1092,11 +1081,11 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int)
                        outputColumnNames: _col0
- 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
                        Map Join Operator
                          condition map:
                               Inner Join 0 to 1
@@ -1106,7 +1095,7 @@ STAGE PLANS:
                          outputColumnNames: _col1
                          input vertices:
                            0 Map 1
- Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                          HybridGraceHashJoin: true
                          Map Join Operator
                            condition map:
@@ -1116,7 +1105,7 @@ STAGE PLANS:
                              1 _col0 (type: string)
                            input vertices:
                              1 Map 4
- Statistics: Num rows: 302 Data size: 3213 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 605 Data size: 6427 Basic stats: COMPLETE Column stats: NONE
                            HybridGraceHashJoin: true
                            Group By Operator
                              aggregations: count()
@@ -1135,16 +1124,16 @@ STAGE PLANS:
                    Statistics: Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: value is not null (type: boolean)
- Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: value (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 13 Data size: 99 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 25 Data size: 191 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
+ Statistics: Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Reducer 3
              Execution mode: uber
@@ -1217,11 +1206,11 @@ STAGE PLANS:
                    Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: key is not null (type: boolean)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int)
                        outputColumnNames: _col0
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                        Map Join Operator
                          condition map:
                               Inner Join 0 to 1
@@ -1231,7 +1220,7 @@ STAGE PLANS:
                          outputColumnNames: _col0
                          input vertices:
                            1 Map 4
- Statistics: Num rows: 133 Data size: 1411 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 266 Data size: 2822 Basic stats: COMPLETE Column stats: NONE
                          HybridGraceHashJoin: true
                          Map Join Operator
                            condition map:
@@ -1241,7 +1230,7 @@ STAGE PLANS:
                              1 _col0 (type: int)
                            input vertices:
                              1 Map 6
- Statistics: Num rows: 279 Data size: 2963 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 558 Data size: 5926 Basic stats: COMPLETE Column stats: NONE
                            HybridGraceHashJoin: true
                            Group By Operator
                              aggregations: count()
@@ -1260,16 +1249,16 @@ STAGE PLANS:
                    Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: key is not null (type: boolean)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int)
                        outputColumnNames: _col0
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: int)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: int)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 5
              Map Operator Tree:
@@ -1278,11 +1267,11 @@ STAGE PLANS:
                    Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: key is not null (type: boolean)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int)
                        outputColumnNames: _col0
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                        Map Join Operator
                          condition map:
                               Inner Join 0 to 1
@@ -1291,7 +1280,7 @@ STAGE PLANS:
                            1 _col0 (type: int)
                          input vertices:
                            1 Map 6
- Statistics: Num rows: 279 Data size: 2963 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 558 Data size: 5926 Basic stats: COMPLETE Column stats: NONE
                          HybridGraceHashJoin: true
                          Group By Operator
                            aggregations: count()
@@ -1310,21 +1299,21 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int)
                        outputColumnNames: _col0
- 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
                        Reduce Output Operator
                          key expressions: _col0 (type: int)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: int)
- 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
                        Reduce Output Operator
                          key expressions: _col0 (type: int)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: int)
- 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
              Execution mode: llap
          Reducer 3
              Execution mode: uber
@@ -1388,15 +1377,15 @@ STAGE PLANS:
                    Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                    Filter Operator
                      predicate: key is not null (type: boolean)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int), value (type: string)
                        outputColumnNames: _col0, _col1
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: int), _col1 (type: string)
                          sort order: ++
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 3
              Map Operator Tree:
@@ -1405,15 +1394,15 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: int), value (type: string)
                        outputColumnNames: _col0, _col1
- 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
                        Reduce Output Operator
                          key expressions: _col0 (type: int), _col1 (type: string)
                          sort order: ++
- 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
              Execution mode: llap
          Reducer 2
              Execution mode: llap
@@ -1421,19 +1410,19 @@ STAGE PLANS:
                Select Operator
                  expressions: KEY.reducesinkkey0 (type: int)
                  outputColumnNames: _col0
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
                  Reduce Output Operator
                    key expressions: _col0 (type: int)
                    sort order: +
                    Map-reduce partition columns: _col0 (type: int)
- Statistics: Num rows: 121 Data size: 1283 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 242 Data size: 2566 Basic stats: COMPLETE Column stats: NONE
          Reducer 4
              Execution mode: llap
              Reduce Operator Tree:
                Select Operator
                  expressions: KEY.reducesinkkey0 (type: int)
                  outputColumnNames: _col0
- 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
                  Map Join Operator
                    condition map:
                         Inner Join 0 to 1
@@ -1442,7 +1431,7 @@ STAGE PLANS:
                      1 _col0 (type: int)
                    input vertices:
                      0 Reducer 2
- Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                    HybridGraceHashJoin: true
                    Group By Operator
                      aggregations: count()

http://git-wip-us.apache.org/repos/asf/hive/blob/d8ee05ae/ql/src/test/results/clientpositive/llap/tez_union.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/llap/tez_union.q.out b/ql/src/test/results/clientpositive/llap/tez_union.q.out
index b60779a..3bfa24c 100644
--- a/ql/src/test/results/clientpositive/llap/tez_union.q.out
+++ b/ql/src/test/results/clientpositive/llap/tez_union.q.out
@@ -27,11 +27,11 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string), value (type: string)
                        outputColumnNames: _col0, _col1
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Map Join Operator
                          condition map:
                               Inner Join 0 to 1
@@ -41,11 +41,11 @@ STAGE PLANS:
                          outputColumnNames: _col0, _col1
                          input vertices:
                            1 Map 3
- Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                          HybridGraceHashJoin: true
                          File Output Operator
                            compressed: false
- Statistics: Num rows: 775 Data size: 8233 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 1050 Data size: 11155 Basic stats: COMPLETE Column stats: NONE
                            table:
                                input format: org.apache.hadoop.mapred.TextInputFormat
                                output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -58,16 +58,16 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 4
              Map Operator Tree:
@@ -80,7 +80,7 @@ STAGE PLANS:
                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      File Output Operator
                        compressed: false
- Statistics: Num rows: 775 Data size: 8233 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 1050 Data size: 11155 Basic stats: COMPLETE Column stats: NONE
                        table:
                            input format: org.apache.hadoop.mapred.TextInputFormat
                            output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -180,16 +180,16 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 1000 Data size: 10624 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 5
              Map Operator Tree:
@@ -198,16 +198,16 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 1000 Data size: 10624 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 6
              Map Operator Tree:
@@ -216,16 +216,16 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 1000 Data size: 10624 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 8
              Map Operator Tree:
@@ -234,16 +234,16 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 1000 Data size: 10624 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Reducer 3
              Execution mode: llap
@@ -254,7 +254,7 @@ STAGE PLANS:
                  keys:
                    0 _col0 (type: string)
                    1 _col0 (type: string)
- Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
                  Group By Operator
                    aggregations: count()
                    mode: hash
@@ -350,21 +350,21 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 2
              Map Operator Tree:
@@ -373,11 +373,11 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Map Join Operator
                          condition map:
                               Inner Join 0 to 1
@@ -387,11 +387,11 @@ STAGE PLANS:
                          outputColumnNames: _col0, _col1
                          input vertices:
                            0 Map 1
- Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
                          HybridGraceHashJoin: true
                          File Output Operator
                            compressed: false
- Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
                            table:
                                input format: org.apache.hadoop.mapred.TextInputFormat
                                output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -404,11 +404,11 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Map Join Operator
                          condition map:
                               Inner Join 0 to 1
@@ -418,11 +418,11 @@ STAGE PLANS:
                          outputColumnNames: _col0, _col1
                          input vertices:
                            0 Map 1
- Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
                          HybridGraceHashJoin: true
                          File Output Operator
                            compressed: false
- Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
                            table:
                                input format: org.apache.hadoop.mapred.TextInputFormat
                                output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -526,11 +526,11 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Map Join Operator
                          condition map:
                               Inner Join 0 to 1
@@ -540,7 +540,7 @@ STAGE PLANS:
                          outputColumnNames: _col0
                          input vertices:
                            1 Map 4
- Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                          HybridGraceHashJoin: true
                          Map Join Operator
                            condition map:
@@ -554,16 +554,16 @@ STAGE PLANS:
                            input vertices:
                              1 Map 9
                              2 Map 10
- Statistics: Num rows: 1815 Data size: 19278 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 3630 Data size: 38563 Basic stats: COMPLETE Column stats: NONE
                            HybridGraceHashJoin: true
                            Select Operator
                              expressions: _col1 (type: string), _col0 (type: string), _col2 (type: string)
                              outputColumnNames: _col0, _col1, _col2
- Statistics: Num rows: 1815 Data size: 19278 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 3630 Data size: 38563 Basic stats: COMPLETE Column stats: NONE
                              Reduce Output Operator
                                key expressions: _col2 (type: string)
                                sort order: +
- Statistics: Num rows: 1815 Data size: 19278 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 3630 Data size: 38563 Basic stats: COMPLETE Column stats: NONE
                                value expressions: _col0 (type: string), _col1 (type: string)
              Execution mode: llap
          Map 10
@@ -573,26 +573,26 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 4
              Map Operator Tree:
@@ -601,16 +601,16 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 5
              Map Operator Tree:
@@ -619,11 +619,11 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Map Join Operator
                          condition map:
                               Inner Join 0 to 1
@@ -633,7 +633,7 @@ STAGE PLANS:
                          outputColumnNames: _col0
                          input vertices:
                            1 Map 6
- Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                          HybridGraceHashJoin: true
                          Map Join Operator
                            condition map:
@@ -647,16 +647,16 @@ STAGE PLANS:
                            input vertices:
                              1 Map 9
                              2 Map 10
- Statistics: Num rows: 1815 Data size: 19278 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 3630 Data size: 38563 Basic stats: COMPLETE Column stats: NONE
                            HybridGraceHashJoin: true
                            Select Operator
                              expressions: _col1 (type: string), _col0 (type: string), _col2 (type: string)
                              outputColumnNames: _col0, _col1, _col2
- Statistics: Num rows: 1815 Data size: 19278 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 3630 Data size: 38563 Basic stats: COMPLETE Column stats: NONE
                              Reduce Output Operator
                                key expressions: _col2 (type: string)
                                sort order: +
- Statistics: Num rows: 1815 Data size: 19278 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 3630 Data size: 38563 Basic stats: COMPLETE Column stats: NONE
                                value expressions: _col0 (type: string), _col1 (type: string)
              Execution mode: llap
          Map 6
@@ -666,16 +666,16 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 7
              Map Operator Tree:
@@ -684,11 +684,11 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Map Join Operator
                          condition map:
                               Inner Join 0 to 1
@@ -698,7 +698,7 @@ STAGE PLANS:
                          outputColumnNames: _col0
                          input vertices:
                            1 Map 8
- Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                          HybridGraceHashJoin: true
                          Map Join Operator
                            condition map:
@@ -712,16 +712,16 @@ STAGE PLANS:
                            input vertices:
                              1 Map 9
                              2 Map 10
- Statistics: Num rows: 1815 Data size: 19278 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 3630 Data size: 38563 Basic stats: COMPLETE Column stats: NONE
                            HybridGraceHashJoin: true
                            Select Operator
                              expressions: _col1 (type: string), _col0 (type: string), _col2 (type: string)
                              outputColumnNames: _col0, _col1, _col2
- Statistics: Num rows: 1815 Data size: 19278 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 3630 Data size: 38563 Basic stats: COMPLETE Column stats: NONE
                              Reduce Output Operator
                                key expressions: _col2 (type: string)
                                sort order: +
- Statistics: Num rows: 1815 Data size: 19278 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 3630 Data size: 38563 Basic stats: COMPLETE Column stats: NONE
                                value expressions: _col0 (type: string), _col1 (type: string)
              Execution mode: llap
          Map 8
@@ -731,16 +731,16 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 9
              Map Operator Tree:
@@ -749,26 +749,26 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Reducer 3
              Execution mode: uber
@@ -776,10 +776,10 @@ STAGE PLANS:
                Select Operator
                  expressions: VALUE._col0 (type: string), VALUE._col1 (type: string), KEY.reducesinkkey0 (type: string)
                  outputColumnNames: _col0, _col1, _col2
- Statistics: Num rows: 1815 Data size: 19278 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 3630 Data size: 38563 Basic stats: COMPLETE Column stats: NONE
                  File Output Operator
                    compressed: false
- Statistics: Num rows: 1815 Data size: 19278 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 3630 Data size: 38563 Basic stats: COMPLETE Column stats: NONE
                    table:
                        input format: org.apache.hadoop.mapred.TextInputFormat
                        output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -960,11 +960,11 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Map Join Operator
                          condition map:
                               Inner Join 0 to 1
@@ -974,11 +974,11 @@ STAGE PLANS:
                          outputColumnNames: _col0
                          input vertices:
                            1 Map 3
- Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                          HybridGraceHashJoin: true
                          File Output Operator
                            compressed: false
- Statistics: Num rows: 550 Data size: 5842 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
                            table:
                                input format: org.apache.hadoop.mapred.TextInputFormat
                                output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -991,16 +991,16 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Map 4
              Map Operator Tree:
@@ -1009,11 +1009,11 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Map Join Operator
                          condition map:
                               Inner Join 0 to 1
@@ -1023,11 +1023,11 @@ STAGE PLANS:
                          outputColumnNames: _col0
                          input vertices:
                            1 Map 5
- Statistics: Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                          HybridGraceHashJoin: true
                          File Output Operator
                            compressed: false
- Statistics: Num rows: 550 Data size: 5842 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
                            table:
                                input format: org.apache.hadoop.mapred.TextInputFormat
                                output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -1040,16 +1040,16 @@ STAGE PLANS:
                    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
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      Select Operator
                        expressions: key (type: string)
                        outputColumnNames: _col0
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                        Reduce Output Operator
                          key expressions: _col0 (type: string)
                          sort order: +
                          Map-reduce partition columns: _col0 (type: string)
- Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
              Execution mode: llap
          Union 2
              Vertex: Union 2

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groupcommits @
categorieshive, hadoop
postedDec 12, '15 at 6:54a
activeDec 15, '15 at 12:39a
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