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Posted to commits@hive.apache.org by ha...@apache.org on 2018/06/08 06:00:10 UTC

[07/14] hive git commit: HIVE-18079 : Statistics: Allow HyperLogLog to be merged to the lowest-common-denominator bit-size (Gopal V via Prasanth J)

http://git-wip-us.apache.org/repos/asf/hive/blob/13960aa9/ql/src/test/results/clientpositive/llap/explainuser_4.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/llap/explainuser_4.q.out b/ql/src/test/results/clientpositive/llap/explainuser_4.q.out
index c75e82c..95098b9 100644
--- a/ql/src/test/results/clientpositive/llap/explainuser_4.q.out
+++ b/ql/src/test/results/clientpositive/llap/explainuser_4.q.out
@@ -26,11 +26,11 @@ Stage-0
     Stage-1
       Reducer 3 vectorized, llap
       File Output Operator [FS_25]
-        Select Operator [SEL_24] (rows=2076 width=553)
+        Select Operator [SEL_24] (rows=2048 width=552)
           Output:["_col0","_col1","_col2","_col3","_col4","_col5","_col6","_col7","_col8","_col9","_col10","_col11","_col12","_col13","_col14","_col15","_col16","_col17","_col18","_col19","_col20","_col21","_col22","_col23"]
         <-Reducer 2 [SIMPLE_EDGE] llap
           SHUFFLE [RS_10]
-            Merge Join Operator [MERGEJOIN_17] (rows=2076 width=553)
+            Merge Join Operator [MERGEJOIN_17] (rows=2048 width=552)
               Conds:RS_20._col2=RS_23._col2(Inner),Output:["_col0","_col1","_col2","_col3","_col4","_col5","_col6","_col7","_col8","_col9","_col10","_col11","_col12","_col13","_col14","_col15","_col16","_col17","_col18","_col19","_col20","_col21","_col22","_col23"]
             <-Map 1 [SIMPLE_EDGE] vectorized, llap
               SHUFFLE [RS_20]
@@ -111,7 +111,7 @@ Stage-0
           PARTITION_ONLY_SHUFFLE [RS_11]
             Group By Operator [GBY_10] (rows=1 width=8)
               Output:["_col0"],aggregations:["count()"]
-              Merge Join Operator [MERGEJOIN_19] (rows=2076 width=8)
+              Merge Join Operator [MERGEJOIN_19] (rows=2048 width=8)
                 Conds:RS_22._col0=RS_25._col0(Inner)
               <-Map 1 [SIMPLE_EDGE] vectorized, llap
                 SHUFFLE [RS_22]
@@ -180,18 +180,18 @@ Stage-0
     Stage-1
       Reducer 4 vectorized, llap
       File Output Operator [FS_31]
-        Select Operator [SEL_30] (rows=623 width=11)
+        Select Operator [SEL_30] (rows=631 width=11)
           Output:["_col0","_col1"]
         <-Reducer 3 [SIMPLE_EDGE] vectorized, llap
           SHUFFLE [RS_29]
-            Group By Operator [GBY_28] (rows=623 width=11)
+            Group By Operator [GBY_28] (rows=631 width=11)
               Output:["_col0","_col1"],aggregations:["count(VALUE._col0)"],keys:KEY._col0
             <-Reducer 2 [SIMPLE_EDGE] llap
               SHUFFLE [RS_11]
                 PartitionCols:_col0
-                Group By Operator [GBY_10] (rows=623 width=11)
+                Group By Operator [GBY_10] (rows=631 width=11)
                   Output:["_col0","_col1"],aggregations:["count()"],keys:_col0
-                  Merge Join Operator [MERGEJOIN_21] (rows=2076 width=3)
+                  Merge Join Operator [MERGEJOIN_21] (rows=2048 width=3)
                     Conds:RS_24._col1=RS_27._col0(Inner),Output:["_col0"]
                   <-Map 1 [SIMPLE_EDGE] vectorized, llap
                     SHUFFLE [RS_24]

http://git-wip-us.apache.org/repos/asf/hive/blob/13960aa9/ql/src/test/results/clientpositive/llap/groupby1.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/llap/groupby1.q.out b/ql/src/test/results/clientpositive/llap/groupby1.q.out
index a678d27..e1cc298 100644
--- a/ql/src/test/results/clientpositive/llap/groupby1.q.out
+++ b/ql/src/test/results/clientpositive/llap/groupby1.q.out
@@ -67,14 +67,14 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: final
                 outputColumnNames: _col0, _col1
-                Statistics: Num rows: 309 Data size: 29355 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 316 Data size: 30020 Basic stats: COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: UDFToInteger(_col0) (type: int), _col1 (type: double)
                   outputColumnNames: _col0, _col1
-                  Statistics: Num rows: 309 Data size: 3708 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 316 Data size: 3792 Basic stats: COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
-                    Statistics: Num rows: 309 Data size: 3708 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 316 Data size: 3792 Basic stats: COMPLETE Column stats: COMPLETE
                     table:
                         input format: org.apache.hadoop.mapred.TextInputFormat
                         output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/13960aa9/ql/src/test/results/clientpositive/llap/groupby2.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/llap/groupby2.q.out b/ql/src/test/results/clientpositive/llap/groupby2.q.out
index 4499ee7..434be17 100644
--- a/ql/src/test/results/clientpositive/llap/groupby2.q.out
+++ b/ql/src/test/results/clientpositive/llap/groupby2.q.out
@@ -70,14 +70,14 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: final
                 outputColumnNames: _col0, _col1, _col2
-                Statistics: Num rows: 309 Data size: 61800 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 316 Data size: 63200 Basic stats: COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col0 (type: string), UDFToInteger(_col1) (type: int), concat(_col0, _col2) (type: string)
                   outputColumnNames: _col0, _col1, _col2
-                  Statistics: Num rows: 309 Data size: 114948 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 316 Data size: 117552 Basic stats: COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
-                    Statistics: Num rows: 309 Data size: 114948 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 316 Data size: 117552 Basic stats: COMPLETE Column stats: COMPLETE
                     table:
                         input format: org.apache.hadoop.mapred.TextInputFormat
                         output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -86,11 +86,11 @@ STAGE PLANS:
                   Select Operator
                     expressions: _col0 (type: string), _col1 (type: int), _col2 (type: string)
                     outputColumnNames: key, c1, c2
-                    Statistics: Num rows: 309 Data size: 114948 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 316 Data size: 117552 Basic stats: COMPLETE Column stats: COMPLETE
                     Reduce Output Operator
                       sort order: 
                       Map-reduce partition columns: rand() (type: double)
-                      Statistics: Num rows: 309 Data size: 114948 Basic stats: COMPLETE Column stats: COMPLETE
+                      Statistics: Num rows: 316 Data size: 117552 Basic stats: COMPLETE Column stats: COMPLETE
                       value expressions: key (type: string), c1 (type: int), c2 (type: string)
         Reducer 4 
             Execution mode: llap

http://git-wip-us.apache.org/repos/asf/hive/blob/13960aa9/ql/src/test/results/clientpositive/llap/groupby_resolution.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/llap/groupby_resolution.q.out b/ql/src/test/results/clientpositive/llap/groupby_resolution.q.out
index bb6bec2..39dd4d5 100644
--- a/ql/src/test/results/clientpositive/llap/groupby_resolution.q.out
+++ b/ql/src/test/results/clientpositive/llap/groupby_resolution.q.out
@@ -38,10 +38,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: complete
                 outputColumnNames: _col0, _col1
-                Statistics: Num rows: 309 Data size: 29355 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 316 Data size: 30020 Basic stats: COMPLETE Column stats: COMPLETE
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 309 Data size: 29355 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 316 Data size: 30020 Basic stats: COMPLETE Column stats: COMPLETE
                   table:
                       input format: org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -93,10 +93,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: complete
                 outputColumnNames: _col0, _col1
-                Statistics: Num rows: 309 Data size: 29355 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 316 Data size: 30020 Basic stats: COMPLETE Column stats: COMPLETE
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 309 Data size: 29355 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 316 Data size: 30020 Basic stats: COMPLETE Column stats: COMPLETE
                   table:
                       input format: org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -164,10 +164,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: final
                 outputColumnNames: _col0, _col1
-                Statistics: Num rows: 309 Data size: 29355 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 316 Data size: 30020 Basic stats: COMPLETE Column stats: COMPLETE
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 309 Data size: 29355 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 316 Data size: 30020 Basic stats: COMPLETE Column stats: COMPLETE
                   table:
                       input format: org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -235,10 +235,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: final
                 outputColumnNames: _col0, _col1
-                Statistics: Num rows: 309 Data size: 29355 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 316 Data size: 30020 Basic stats: COMPLETE Column stats: COMPLETE
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 309 Data size: 29355 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 316 Data size: 30020 Basic stats: COMPLETE Column stats: COMPLETE
                   table:
                       input format: org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/13960aa9/ql/src/test/results/clientpositive/llap/hybridgrace_hashjoin_1.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/llap/hybridgrace_hashjoin_1.q.out b/ql/src/test/results/clientpositive/llap/hybridgrace_hashjoin_1.q.out
index 923b8fb..e98f3ba 100644
--- a/ql/src/test/results/clientpositive/llap/hybridgrace_hashjoin_1.q.out
+++ b/ql/src/test/results/clientpositive/llap/hybridgrace_hashjoin_1.q.out
@@ -56,7 +56,7 @@ STAGE PLANS:
                           1 _col0 (type: int)
                         input vertices:
                           1 Map 3
-                        Statistics: Num rows: 25057 Data size: 200456 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 24737 Data size: 197896 Basic stats: COMPLETE Column stats: COMPLETE
                         Group By Operator
                           aggregations: count()
                           mode: hash
@@ -177,7 +177,7 @@ STAGE PLANS:
                           1 _col0 (type: int)
                         input vertices:
                           1 Map 3
-                        Statistics: Num rows: 25057 Data size: 200456 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 24737 Data size: 197896 Basic stats: COMPLETE Column stats: COMPLETE
                         Group By Operator
                           aggregations: count()
                           mode: hash
@@ -296,7 +296,7 @@ STAGE PLANS:
                           1 _col0 (type: int)
                         input vertices:
                           1 Map 3
-                        Statistics: Num rows: 18702 Data size: 149616 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 18464 Data size: 147712 Basic stats: COMPLETE Column stats: COMPLETE
                         Group By Operator
                           aggregations: count()
                           mode: hash
@@ -413,7 +413,7 @@ STAGE PLANS:
                           1 _col0 (type: int)
                         input vertices:
                           1 Map 3
-                        Statistics: Num rows: 18702 Data size: 149616 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 18464 Data size: 147712 Basic stats: COMPLETE Column stats: COMPLETE
                         Group By Operator
                           aggregations: count()
                           mode: hash
@@ -527,7 +527,7 @@ STAGE PLANS:
                         1 _col0 (type: int)
                       input vertices:
                         1 Map 3
-                      Statistics: Num rows: 25057 Data size: 200456 Basic stats: COMPLETE Column stats: COMPLETE
+                      Statistics: Num rows: 24737 Data size: 197896 Basic stats: COMPLETE Column stats: COMPLETE
                       Group By Operator
                         aggregations: count()
                         mode: hash
@@ -638,7 +638,7 @@ STAGE PLANS:
                         1 _col0 (type: int)
                       input vertices:
                         1 Map 3
-                      Statistics: Num rows: 25057 Data size: 200456 Basic stats: COMPLETE Column stats: COMPLETE
+                      Statistics: Num rows: 24737 Data size: 197896 Basic stats: COMPLETE Column stats: COMPLETE
                       Group By Operator
                         aggregations: count()
                         mode: hash

http://git-wip-us.apache.org/repos/asf/hive/blob/13960aa9/ql/src/test/results/clientpositive/llap/hybridgrace_hashjoin_2.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/llap/hybridgrace_hashjoin_2.q.out b/ql/src/test/results/clientpositive/llap/hybridgrace_hashjoin_2.q.out
index 67555c0..ed7d8c9 100644
--- a/ql/src/test/results/clientpositive/llap/hybridgrace_hashjoin_2.q.out
+++ b/ql/src/test/results/clientpositive/llap/hybridgrace_hashjoin_2.q.out
@@ -73,7 +73,7 @@ STAGE PLANS:
                       input vertices:
                         0 Map 1
                         2 Map 4
-                      Statistics: Num rows: 261 Data size: 2088 Basic stats: COMPLETE Column stats: COMPLETE
+                      Statistics: Num rows: 250 Data size: 2000 Basic stats: COMPLETE Column stats: COMPLETE
                       Group By Operator
                         aggregations: count()
                         mode: hash
@@ -204,7 +204,7 @@ STAGE PLANS:
                       input vertices:
                         0 Map 1
                         2 Map 4
-                      Statistics: Num rows: 261 Data size: 2088 Basic stats: COMPLETE Column stats: COMPLETE
+                      Statistics: Num rows: 250 Data size: 2000 Basic stats: COMPLETE Column stats: COMPLETE
                       Group By Operator
                         aggregations: count()
                         mode: hash
@@ -349,7 +349,7 @@ STAGE PLANS:
                         0 Map 1
                         2 Map 4
                         3 Map 5
-                      Statistics: Num rows: 1694 Data size: 13552 Basic stats: COMPLETE Column stats: COMPLETE
+                      Statistics: Num rows: 1584 Data size: 12672 Basic stats: COMPLETE Column stats: COMPLETE
                       Group By Operator
                         aggregations: count()
                         mode: hash
@@ -502,7 +502,7 @@ STAGE PLANS:
                         0 Map 1
                         2 Map 4
                         3 Map 5
-                      Statistics: Num rows: 1694 Data size: 13552 Basic stats: COMPLETE Column stats: COMPLETE
+                      Statistics: Num rows: 1584 Data size: 12672 Basic stats: COMPLETE Column stats: COMPLETE
                       Group By Operator
                         aggregations: count()
                         mode: hash
@@ -685,7 +685,7 @@ STAGE PLANS:
                       input vertices:
                         0 Map 1
                         2 Map 6
-                      Statistics: Num rows: 261 Data size: 2088 Basic stats: COMPLETE Column stats: COMPLETE
+                      Statistics: Num rows: 250 Data size: 2000 Basic stats: COMPLETE Column stats: COMPLETE
                       Group By Operator
                         aggregations: count()
                         mode: hash
@@ -746,7 +746,7 @@ STAGE PLANS:
                       input vertices:
                         0 Map 7
                         2 Map 10
-                      Statistics: Num rows: 261 Data size: 2088 Basic stats: COMPLETE Column stats: COMPLETE
+                      Statistics: Num rows: 265 Data size: 2120 Basic stats: COMPLETE Column stats: COMPLETE
                       Group By Operator
                         aggregations: count()
                         mode: hash
@@ -935,7 +935,7 @@ STAGE PLANS:
                       input vertices:
                         0 Map 1
                         2 Map 6
-                      Statistics: Num rows: 261 Data size: 2088 Basic stats: COMPLETE Column stats: COMPLETE
+                      Statistics: Num rows: 250 Data size: 2000 Basic stats: COMPLETE Column stats: COMPLETE
                       Group By Operator
                         aggregations: count()
                         mode: hash
@@ -996,7 +996,7 @@ STAGE PLANS:
                       input vertices:
                         0 Map 7
                         2 Map 10
-                      Statistics: Num rows: 261 Data size: 2088 Basic stats: COMPLETE Column stats: COMPLETE
+                      Statistics: Num rows: 265 Data size: 2120 Basic stats: COMPLETE Column stats: COMPLETE
                       Group By Operator
                         aggregations: count()
                         mode: hash
@@ -1180,7 +1180,7 @@ STAGE PLANS:
                       input vertices:
                         0 Map 1
                         2 Map 4
-                      Statistics: Num rows: 20 Data size: 1780 Basic stats: COMPLETE Column stats: COMPLETE
+                      Statistics: Num rows: 19 Data size: 1691 Basic stats: COMPLETE Column stats: COMPLETE
                       Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -1192,7 +1192,7 @@ STAGE PLANS:
                         input vertices:
                           1 Map 5
                           2 Map 6
-                        Statistics: Num rows: 204 Data size: 1632 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 196 Data size: 1568 Basic stats: COMPLETE Column stats: COMPLETE
                         Group By Operator
                           aggregations: count()
                           mode: hash
@@ -1375,7 +1375,7 @@ STAGE PLANS:
                       input vertices:
                         0 Map 1
                         2 Map 4
-                      Statistics: Num rows: 20 Data size: 1780 Basic stats: COMPLETE Column stats: COMPLETE
+                      Statistics: Num rows: 19 Data size: 1691 Basic stats: COMPLETE Column stats: COMPLETE
                       Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -1387,7 +1387,7 @@ STAGE PLANS:
                         input vertices:
                           1 Map 5
                           2 Map 6
-                        Statistics: Num rows: 204 Data size: 1632 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 196 Data size: 1568 Basic stats: COMPLETE Column stats: COMPLETE
                         Group By Operator
                           aggregations: count()
                           mode: hash

http://git-wip-us.apache.org/repos/asf/hive/blob/13960aa9/ql/src/test/results/clientpositive/llap/join1.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/llap/join1.q.out b/ql/src/test/results/clientpositive/llap/join1.q.out
index 1aabf2f..cf14327 100644
--- a/ql/src/test/results/clientpositive/llap/join1.q.out
+++ b/ql/src/test/results/clientpositive/llap/join1.q.out
@@ -78,14 +78,14 @@ STAGE PLANS:
                   0 _col0 (type: string)
                   1 _col0 (type: string)
                 outputColumnNames: _col0, _col2
-                Statistics: Num rows: 809 Data size: 144002 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 791 Data size: 140798 Basic stats: COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: UDFToInteger(_col0) (type: int), _col2 (type: string)
                   outputColumnNames: _col0, _col1
-                  Statistics: Num rows: 809 Data size: 76855 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 791 Data size: 75145 Basic stats: COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
-                    Statistics: Num rows: 809 Data size: 76855 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 791 Data size: 75145 Basic stats: COMPLETE Column stats: COMPLETE
                     table:
                         input format: org.apache.hadoop.mapred.TextInputFormat
                         output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -94,7 +94,7 @@ STAGE PLANS:
                   Select Operator
                     expressions: _col0 (type: int), _col1 (type: string)
                     outputColumnNames: key, value
-                    Statistics: Num rows: 809 Data size: 76855 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 791 Data size: 75145 Basic stats: COMPLETE Column stats: COMPLETE
                     Group By Operator
                       aggregations: compute_stats(key, 'hll'), compute_stats(value, 'hll')
                       mode: hash

http://git-wip-us.apache.org/repos/asf/hive/blob/13960aa9/ql/src/test/results/clientpositive/llap/join32_lessSize.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/llap/join32_lessSize.q.out b/ql/src/test/results/clientpositive/llap/join32_lessSize.q.out
index 8445bdc..e4b5673 100644
--- a/ql/src/test/results/clientpositive/llap/join32_lessSize.q.out
+++ b/ql/src/test/results/clientpositive/llap/join32_lessSize.q.out
@@ -67,13 +67,13 @@ STAGE PLANS:
                         input vertices:
                           1 Map 4
                         Position of Big Table: 0
-                        Statistics: Num rows: 40 Data size: 10640 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 39 Data size: 10374 Basic stats: COMPLETE Column stats: COMPLETE
                         Reduce Output Operator
                           key expressions: _col3 (type: string)
                           null sort order: a
                           sort order: +
                           Map-reduce partition columns: _col3 (type: string)
-                          Statistics: Num rows: 40 Data size: 10640 Basic stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 39 Data size: 10374 Basic stats: COMPLETE Column stats: COMPLETE
                           tag: 0
                           value expressions: _col1 (type: string), _col2 (type: string)
                           auto parallelism: true
@@ -300,17 +300,17 @@ STAGE PLANS:
                   1 _col0 (type: string)
                 outputColumnNames: _col1, _col2, _col4
                 Position of Big Table: 1
-                Statistics: Num rows: 64 Data size: 17152 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 63 Data size: 16884 Basic stats: COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col2 (type: string), _col4 (type: string), _col1 (type: string)
                   outputColumnNames: _col0, _col1, _col2
-                  Statistics: Num rows: 64 Data size: 17152 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 63 Data size: 16884 Basic stats: COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
                     GlobalTableId: 1
 #### A masked pattern was here ####
                     NumFilesPerFileSink: 1
-                    Statistics: Num rows: 64 Data size: 17152 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 63 Data size: 16884 Basic stats: COMPLETE Column stats: COMPLETE
 #### A masked pattern was here ####
                     table:
                         input format: org.apache.hadoop.mapred.TextInputFormat
@@ -341,7 +341,7 @@ STAGE PLANS:
                   Select Operator
                     expressions: _col0 (type: string), _col1 (type: string), _col2 (type: string)
                     outputColumnNames: key, value, val2
-                    Statistics: Num rows: 64 Data size: 17152 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 63 Data size: 16884 Basic stats: COMPLETE Column stats: COMPLETE
                     Group By Operator
                       aggregations: compute_stats(key, 'hll'), compute_stats(value, 'hll'), compute_stats(val2, 'hll')
                       mode: hash
@@ -569,8 +569,7 @@ STAGE PLANS:
     Tez
 #### A masked pattern was here ####
       Edges:
-        Map 1 <- Map 5 (BROADCAST_EDGE)
-        Reducer 2 <- Map 1 (SIMPLE_EDGE), Map 6 (SIMPLE_EDGE)
+        Reducer 2 <- Map 1 (SIMPLE_EDGE), Map 5 (SIMPLE_EDGE), Map 6 (SIMPLE_EDGE)
         Reducer 3 <- Map 7 (SIMPLE_EDGE), Reducer 2 (SIMPLE_EDGE)
         Reducer 4 <- Reducer 3 (CUSTOM_SIMPLE_EDGE)
 #### A masked pattern was here ####
@@ -589,27 +588,15 @@ STAGE PLANS:
                       expressions: key (type: string), value (type: string)
                       outputColumnNames: _col0, _col1
                       Statistics: Num rows: 25 Data size: 4375 Basic stats: COMPLETE Column stats: COMPLETE
-                      Map Join Operator
-                        condition map:
-                             Inner Join 0 to 1
-                        Estimated key counts: Map 5 => 25
-                        keys:
-                          0 _col0 (type: string)
-                          1 _col0 (type: string)
-                        outputColumnNames: _col0, _col1, _col3
-                        input vertices:
-                          1 Map 5
-                        Position of Big Table: 0
-                        Statistics: Num rows: 39 Data size: 10296 Basic stats: COMPLETE Column stats: COMPLETE
-                        Reduce Output Operator
-                          key expressions: _col1 (type: string)
-                          null sort order: a
-                          sort order: +
-                          Map-reduce partition columns: _col1 (type: string)
-                          Statistics: Num rows: 39 Data size: 10296 Basic stats: COMPLETE Column stats: COMPLETE
-                          tag: 0
-                          value expressions: _col0 (type: string), _col3 (type: string)
-                          auto parallelism: true
+                      Reduce Output Operator
+                        key expressions: _col0 (type: string)
+                        null sort order: a
+                        sort order: +
+                        Map-reduce partition columns: _col0 (type: string)
+                        Statistics: Num rows: 25 Data size: 4375 Basic stats: COMPLETE Column stats: COMPLETE
+                        tag: 0
+                        value expressions: _col1 (type: string)
+                        auto parallelism: true
             Execution mode: vectorized, llap
             LLAP IO: no inputs
             Path -> Alias:
@@ -746,24 +733,25 @@ STAGE PLANS:
         Map 6 
             Map Operator Tree:
                 TableScan
-                  alias: w
-                  Statistics: Num rows: 500 Data size: 45500 Basic stats: COMPLETE Column stats: COMPLETE
+                  alias: y
+                  Statistics: Num rows: 500 Data size: 89000 Basic stats: COMPLETE Column stats: COMPLETE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
-                    predicate: value is not null (type: boolean)
-                    Statistics: Num rows: 500 Data size: 45500 Basic stats: COMPLETE Column stats: COMPLETE
+                    predicate: key is not null (type: boolean)
+                    Statistics: Num rows: 500 Data size: 89000 Basic stats: COMPLETE Column stats: COMPLETE
                     Select Operator
-                      expressions: value (type: string)
-                      outputColumnNames: _col0
-                      Statistics: Num rows: 500 Data size: 45500 Basic stats: COMPLETE Column stats: COMPLETE
+                      expressions: key (type: string), value (type: string)
+                      outputColumnNames: _col0, _col1
+                      Statistics: Num rows: 500 Data size: 89000 Basic stats: COMPLETE Column stats: COMPLETE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         null sort order: a
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 500 Data size: 45500 Basic stats: COMPLETE Column stats: COMPLETE
-                        tag: 1
+                        Statistics: Num rows: 500 Data size: 89000 Basic stats: COMPLETE Column stats: COMPLETE
+                        tag: 2
+                        value expressions: _col1 (type: string)
                         auto parallelism: true
             Execution mode: vectorized, llap
             LLAP IO: no inputs
@@ -819,29 +807,28 @@ STAGE PLANS:
                     name: default.src
                   name: default.src
             Truncated Path -> Alias:
-              /src [w]
+              /src [y]
         Map 7 
             Map Operator Tree:
                 TableScan
-                  alias: y
-                  Statistics: Num rows: 500 Data size: 89000 Basic stats: COMPLETE Column stats: COMPLETE
+                  alias: w
+                  Statistics: Num rows: 500 Data size: 45500 Basic stats: COMPLETE Column stats: COMPLETE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
-                    predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 500 Data size: 89000 Basic stats: COMPLETE Column stats: COMPLETE
+                    predicate: value is not null (type: boolean)
+                    Statistics: Num rows: 500 Data size: 45500 Basic stats: COMPLETE Column stats: COMPLETE
                     Select Operator
-                      expressions: key (type: string), value (type: string)
-                      outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 500 Data size: 89000 Basic stats: COMPLETE Column stats: COMPLETE
+                      expressions: value (type: string)
+                      outputColumnNames: _col0
+                      Statistics: Num rows: 500 Data size: 45500 Basic stats: COMPLETE Column stats: COMPLETE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         null sort order: a
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 500 Data size: 89000 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 500 Data size: 45500 Basic stats: COMPLETE Column stats: COMPLETE
                         tag: 1
-                        value expressions: _col1 (type: string)
                         auto parallelism: true
             Execution mode: vectorized, llap
             LLAP IO: no inputs
@@ -897,7 +884,7 @@ STAGE PLANS:
                     name: default.src
                   name: default.src
             Truncated Path -> Alias:
-              /src [y]
+              /src [w]
         Reducer 2 
             Execution mode: llap
             Needs Tagging: false
@@ -905,20 +892,22 @@ STAGE PLANS:
               Merge Join Operator
                 condition map:
                      Inner Join 0 to 1
+                     Inner Join 0 to 2
                 keys:
-                  0 _col1 (type: string)
+                  0 _col0 (type: string)
                   1 _col0 (type: string)
-                outputColumnNames: _col0, _col3
-                Position of Big Table: 1
-                Statistics: Num rows: 63 Data size: 11025 Basic stats: COMPLETE Column stats: COMPLETE
+                  2 _col0 (type: string)
+                outputColumnNames: _col0, _col1, _col3, _col5
+                Position of Big Table: 2
+                Statistics: Num rows: 61 Data size: 21655 Basic stats: COMPLETE Column stats: COMPLETE
                 Reduce Output Operator
-                  key expressions: _col0 (type: string)
+                  key expressions: _col1 (type: string)
                   null sort order: a
                   sort order: +
-                  Map-reduce partition columns: _col0 (type: string)
-                  Statistics: Num rows: 63 Data size: 11025 Basic stats: COMPLETE Column stats: COMPLETE
+                  Map-reduce partition columns: _col1 (type: string)
+                  Statistics: Num rows: 61 Data size: 21655 Basic stats: COMPLETE Column stats: COMPLETE
                   tag: 0
-                  value expressions: _col3 (type: string)
+                  value expressions: _col0 (type: string), _col3 (type: string), _col5 (type: string)
                   auto parallelism: true
         Reducer 3 
             Execution mode: llap
@@ -928,21 +917,21 @@ STAGE PLANS:
                 condition map:
                      Inner Join 0 to 1
                 keys:
-                  0 _col0 (type: string)
+                  0 _col1 (type: string)
                   1 _col0 (type: string)
-                outputColumnNames: _col0, _col3, _col6
+                outputColumnNames: _col0, _col3, _col5
                 Position of Big Table: 0
-                Statistics: Num rows: 101 Data size: 26866 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 99 Data size: 26334 Basic stats: COMPLETE Column stats: COMPLETE
                 Select Operator
-                  expressions: _col0 (type: string), _col3 (type: string), _col6 (type: string)
+                  expressions: _col0 (type: string), _col3 (type: string), _col5 (type: string)
                   outputColumnNames: _col0, _col1, _col2
-                  Statistics: Num rows: 101 Data size: 26866 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 99 Data size: 26334 Basic stats: COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
                     GlobalTableId: 1
 #### A masked pattern was here ####
                     NumFilesPerFileSink: 1
-                    Statistics: Num rows: 101 Data size: 26866 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 99 Data size: 26334 Basic stats: COMPLETE Column stats: COMPLETE
 #### A masked pattern was here ####
                     table:
                         input format: org.apache.hadoop.mapred.TextInputFormat
@@ -973,7 +962,7 @@ STAGE PLANS:
                   Select Operator
                     expressions: _col0 (type: string), _col1 (type: string), _col2 (type: string)
                     outputColumnNames: key, value, val2
-                    Statistics: Num rows: 101 Data size: 26866 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 99 Data size: 26334 Basic stats: COMPLETE Column stats: COMPLETE
                     Group By Operator
                       aggregations: compute_stats(key, 'hll'), compute_stats(value, 'hll'), compute_stats(val2, 'hll')
                       mode: hash
@@ -1305,17 +1294,17 @@ STAGE PLANS:
                         input vertices:
                           1 Map 5
                         Position of Big Table: 0
-                        Statistics: Num rows: 40 Data size: 7000 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 39 Data size: 6825 Basic stats: COMPLETE Column stats: COMPLETE
                         Select Operator
                           expressions: _col1 (type: string), _col2 (type: string)
                           outputColumnNames: _col0, _col1
-                          Statistics: Num rows: 40 Data size: 7000 Basic stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 39 Data size: 6825 Basic stats: COMPLETE Column stats: COMPLETE
                           Reduce Output Operator
                             key expressions: _col1 (type: string)
                             null sort order: a
                             sort order: +
                             Map-reduce partition columns: _col1 (type: string)
-                            Statistics: Num rows: 40 Data size: 7000 Basic stats: COMPLETE Column stats: COMPLETE
+                            Statistics: Num rows: 39 Data size: 6825 Basic stats: COMPLETE Column stats: COMPLETE
                             tag: 1
                             value expressions: _col0 (type: string)
                             auto parallelism: true
@@ -1464,17 +1453,17 @@ STAGE PLANS:
                   1 _col1 (type: string)
                 outputColumnNames: _col0, _col3, _col4
                 Position of Big Table: 0
-                Statistics: Num rows: 64 Data size: 17024 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 63 Data size: 16758 Basic stats: COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col3 (type: string), _col0 (type: string), _col4 (type: string)
                   outputColumnNames: _col0, _col1, _col2
-                  Statistics: Num rows: 64 Data size: 17024 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 63 Data size: 16758 Basic stats: COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
                     GlobalTableId: 1
 #### A masked pattern was here ####
                     NumFilesPerFileSink: 1
-                    Statistics: Num rows: 64 Data size: 17024 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 63 Data size: 16758 Basic stats: COMPLETE Column stats: COMPLETE
 #### A masked pattern was here ####
                     table:
                         input format: org.apache.hadoop.mapred.TextInputFormat
@@ -1505,7 +1494,7 @@ STAGE PLANS:
                   Select Operator
                     expressions: _col0 (type: string), _col1 (type: string), _col2 (type: string)
                     outputColumnNames: key, value, val2
-                    Statistics: Num rows: 64 Data size: 17024 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 63 Data size: 16758 Basic stats: COMPLETE Column stats: COMPLETE
                     Group By Operator
                       aggregations: compute_stats(key, 'hll'), compute_stats(value, 'hll'), compute_stats(val2, 'hll')
                       mode: hash
@@ -1977,17 +1966,17 @@ STAGE PLANS:
                   1 _col1 (type: string)
                 outputColumnNames: _col0, _col3, _col4
                 Position of Big Table: 0
-                Statistics: Num rows: 64 Data size: 17024 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 63 Data size: 16758 Basic stats: COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col3 (type: string), _col0 (type: string), _col4 (type: string)
                   outputColumnNames: _col0, _col1, _col2
-                  Statistics: Num rows: 64 Data size: 17024 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 63 Data size: 16758 Basic stats: COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
                     GlobalTableId: 1
 #### A masked pattern was here ####
                     NumFilesPerFileSink: 1
-                    Statistics: Num rows: 64 Data size: 17024 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 63 Data size: 16758 Basic stats: COMPLETE Column stats: COMPLETE
 #### A masked pattern was here ####
                     table:
                         input format: org.apache.hadoop.mapred.TextInputFormat
@@ -2018,7 +2007,7 @@ STAGE PLANS:
                   Select Operator
                     expressions: _col0 (type: string), _col1 (type: string), _col2 (type: string)
                     outputColumnNames: key, value, val2
-                    Statistics: Num rows: 64 Data size: 17024 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 63 Data size: 16758 Basic stats: COMPLETE Column stats: COMPLETE
                     Group By Operator
                       aggregations: compute_stats(key, 'hll'), compute_stats(value, 'hll'), compute_stats(val2, 'hll')
                       mode: hash
@@ -2074,17 +2063,17 @@ STAGE PLANS:
                   1 _col0 (type: string)
                 outputColumnNames: _col1, _col2
                 Position of Big Table: 1
-                Statistics: Num rows: 40 Data size: 7000 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 39 Data size: 6825 Basic stats: COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col1 (type: string), _col2 (type: string)
                   outputColumnNames: _col0, _col1
-                  Statistics: Num rows: 40 Data size: 7000 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 39 Data size: 6825 Basic stats: COMPLETE Column stats: COMPLETE
                   Reduce Output Operator
                     key expressions: _col1 (type: string)
                     null sort order: a
                     sort order: +
                     Map-reduce partition columns: _col1 (type: string)
-                    Statistics: Num rows: 40 Data size: 7000 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 39 Data size: 6825 Basic stats: COMPLETE Column stats: COMPLETE
                     tag: 1
                     value expressions: _col0 (type: string)
                     auto parallelism: true
@@ -2327,16 +2316,16 @@ STAGE PLANS:
                         outputColumnNames: _col1, _col2
                         input vertices:
                           1 Map 5
-                        Statistics: Num rows: 40 Data size: 7000 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 39 Data size: 6825 Basic stats: COMPLETE Column stats: COMPLETE
                         Select Operator
                           expressions: _col1 (type: string), _col2 (type: string)
                           outputColumnNames: _col0, _col1
-                          Statistics: Num rows: 40 Data size: 7000 Basic stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 39 Data size: 6825 Basic stats: COMPLETE Column stats: COMPLETE
                           Reduce Output Operator
                             key expressions: _col1 (type: string)
                             sort order: +
                             Map-reduce partition columns: _col1 (type: string)
-                            Statistics: Num rows: 40 Data size: 7000 Basic stats: COMPLETE Column stats: COMPLETE
+                            Statistics: Num rows: 39 Data size: 6825 Basic stats: COMPLETE Column stats: COMPLETE
                             value expressions: _col0 (type: string)
             Execution mode: vectorized, llap
             LLAP IO: no inputs
@@ -2370,14 +2359,14 @@ STAGE PLANS:
                   0 _col0 (type: string)
                   1 _col1 (type: string)
                 outputColumnNames: _col0, _col3, _col4
-                Statistics: Num rows: 64 Data size: 17024 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 63 Data size: 16758 Basic stats: COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col3 (type: string), _col0 (type: string), _col4 (type: string)
                   outputColumnNames: _col0, _col1, _col2
-                  Statistics: Num rows: 64 Data size: 17024 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 63 Data size: 16758 Basic stats: COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
-                    Statistics: Num rows: 64 Data size: 17024 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 63 Data size: 16758 Basic stats: COMPLETE Column stats: COMPLETE
                     table:
                         input format: org.apache.hadoop.mapred.TextInputFormat
                         output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -2386,7 +2375,7 @@ STAGE PLANS:
                   Select Operator
                     expressions: _col0 (type: string), _col1 (type: string), _col2 (type: string)
                     outputColumnNames: key, value, val2
-                    Statistics: Num rows: 64 Data size: 17024 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 63 Data size: 16758 Basic stats: COMPLETE Column stats: COMPLETE
                     Group By Operator
                       aggregations: compute_stats(key, 'hll'), compute_stats(value, 'hll'), compute_stats(val2, 'hll')
                       mode: hash
@@ -2617,16 +2606,16 @@ STAGE PLANS:
                         outputColumnNames: _col1, _col2
                         input vertices:
                           1 Map 5
-                        Statistics: Num rows: 40 Data size: 7000 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 39 Data size: 6825 Basic stats: COMPLETE Column stats: COMPLETE
                         Select Operator
                           expressions: _col1 (type: string), _col2 (type: string)
                           outputColumnNames: _col0, _col1
-                          Statistics: Num rows: 40 Data size: 7000 Basic stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 39 Data size: 6825 Basic stats: COMPLETE Column stats: COMPLETE
                           Reduce Output Operator
                             key expressions: _col1 (type: string)
                             sort order: +
                             Map-reduce partition columns: _col1 (type: string)
-                            Statistics: Num rows: 40 Data size: 7000 Basic stats: COMPLETE Column stats: COMPLETE
+                            Statistics: Num rows: 39 Data size: 6825 Basic stats: COMPLETE Column stats: COMPLETE
                             value expressions: _col0 (type: string)
             Execution mode: vectorized, llap
             LLAP IO: no inputs
@@ -2660,14 +2649,14 @@ STAGE PLANS:
                   0 _col0 (type: string)
                   1 _col1 (type: string)
                 outputColumnNames: _col0, _col3, _col4
-                Statistics: Num rows: 64 Data size: 17024 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 63 Data size: 16758 Basic stats: COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col3 (type: string), _col0 (type: string), _col4 (type: string)
                   outputColumnNames: _col0, _col1, _col2
-                  Statistics: Num rows: 64 Data size: 17024 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 63 Data size: 16758 Basic stats: COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
-                    Statistics: Num rows: 64 Data size: 17024 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 63 Data size: 16758 Basic stats: COMPLETE Column stats: COMPLETE
                     table:
                         input format: org.apache.hadoop.mapred.TextInputFormat
                         output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -2676,7 +2665,7 @@ STAGE PLANS:
                   Select Operator
                     expressions: _col0 (type: string), _col1 (type: string), _col2 (type: string)
                     outputColumnNames: key, value, val2
-                    Statistics: Num rows: 64 Data size: 17024 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 63 Data size: 16758 Basic stats: COMPLETE Column stats: COMPLETE
                     Group By Operator
                       aggregations: compute_stats(key, 'hll'), compute_stats(value, 'hll'), compute_stats(val2, 'hll')
                       mode: hash

http://git-wip-us.apache.org/repos/asf/hive/blob/13960aa9/ql/src/test/results/clientpositive/llap/join_max_hashtable.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/llap/join_max_hashtable.q.out b/ql/src/test/results/clientpositive/llap/join_max_hashtable.q.out
index c343154..996b789 100644
--- a/ql/src/test/results/clientpositive/llap/join_max_hashtable.q.out
+++ b/ql/src/test/results/clientpositive/llap/join_max_hashtable.q.out
@@ -39,10 +39,10 @@ STAGE PLANS:
                         outputColumnNames: _col0, _col1
                         input vertices:
                           1 Map 2
-                        Statistics: Num rows: 809 Data size: 144002 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 791 Data size: 140798 Basic stats: COMPLETE Column stats: COMPLETE
                         File Output Operator
                           compressed: false
-                          Statistics: Num rows: 809 Data size: 144002 Basic stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 791 Data size: 140798 Basic stats: COMPLETE Column stats: COMPLETE
                           table:
                               input format: org.apache.hadoop.mapred.SequenceFileInputFormat
                               output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -116,10 +116,10 @@ STAGE PLANS:
                         outputColumnNames: _col0, _col1
                         input vertices:
                           1 Map 2
-                        Statistics: Num rows: 809 Data size: 144002 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 791 Data size: 140798 Basic stats: COMPLETE Column stats: COMPLETE
                         File Output Operator
                           compressed: false
-                          Statistics: Num rows: 809 Data size: 144002 Basic stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 791 Data size: 140798 Basic stats: COMPLETE Column stats: COMPLETE
                           table:
                               input format: org.apache.hadoop.mapred.SequenceFileInputFormat
                               output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -223,11 +223,11 @@ STAGE PLANS:
                 outputColumnNames: _col0, _col1
                 input vertices:
                   1 Map 3
-                Statistics: Num rows: 809 Data size: 144002 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 791 Data size: 140798 Basic stats: COMPLETE Column stats: COMPLETE
                 HybridGraceHashJoin: true
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 809 Data size: 144002 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 791 Data size: 140798 Basic stats: COMPLETE Column stats: COMPLETE
                   table:
                       input format: org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -309,11 +309,11 @@ STAGE PLANS:
                 outputColumnNames: _col0, _col1
                 input vertices:
                   1 Map 3
-                Statistics: Num rows: 809 Data size: 144002 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 791 Data size: 140798 Basic stats: COMPLETE Column stats: COMPLETE
                 HybridGraceHashJoin: true
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 809 Data size: 144002 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 791 Data size: 140798 Basic stats: COMPLETE Column stats: COMPLETE
                   table:
                       input format: org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -396,11 +396,11 @@ STAGE PLANS:
                 outputColumnNames: _col0, _col1
                 input vertices:
                   1 Map 3
-                Statistics: Num rows: 809 Data size: 144002 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 791 Data size: 140798 Basic stats: COMPLETE Column stats: COMPLETE
                 HybridGraceHashJoin: true
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 809 Data size: 144002 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 791 Data size: 140798 Basic stats: COMPLETE Column stats: COMPLETE
                   table:
                       input format: org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -482,11 +482,11 @@ STAGE PLANS:
                 outputColumnNames: _col0, _col1
                 input vertices:
                   1 Map 3
-                Statistics: Num rows: 809 Data size: 144002 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 791 Data size: 140798 Basic stats: COMPLETE Column stats: COMPLETE
                 HybridGraceHashJoin: true
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 809 Data size: 144002 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 791 Data size: 140798 Basic stats: COMPLETE Column stats: COMPLETE
                   table:
                       input format: org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -539,10 +539,10 @@ STAGE PLANS:
                         outputColumnNames: _col0, _col1
                         input vertices:
                           1 Map 2
-                        Statistics: Num rows: 809 Data size: 144002 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 791 Data size: 140798 Basic stats: COMPLETE Column stats: COMPLETE
                         File Output Operator
                           compressed: false
-                          Statistics: Num rows: 809 Data size: 144002 Basic stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 791 Data size: 140798 Basic stats: COMPLETE Column stats: COMPLETE
                           table:
                               input format: org.apache.hadoop.mapred.SequenceFileInputFormat
                               output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -616,10 +616,10 @@ STAGE PLANS:
                         outputColumnNames: _col0, _col1
                         input vertices:
                           1 Map 2
-                        Statistics: Num rows: 809 Data size: 144002 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 791 Data size: 140798 Basic stats: COMPLETE Column stats: COMPLETE
                         File Output Operator
                           compressed: false
-                          Statistics: Num rows: 809 Data size: 144002 Basic stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 791 Data size: 140798 Basic stats: COMPLETE Column stats: COMPLETE
                           table:
                               input format: org.apache.hadoop.mapred.SequenceFileInputFormat
                               output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/13960aa9/ql/src/test/results/clientpositive/llap/limit_join_transpose.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/llap/limit_join_transpose.q.out b/ql/src/test/results/clientpositive/llap/limit_join_transpose.q.out
index 4db4f12..76a8bf6 100644
--- a/ql/src/test/results/clientpositive/llap/limit_join_transpose.q.out
+++ b/ql/src/test/results/clientpositive/llap/limit_join_transpose.q.out
@@ -66,7 +66,7 @@ STAGE PLANS:
                   0 _col0 (type: string)
                   1 _col0 (type: string)
                 outputColumnNames: _col0, _col1, _col2, _col3
-                Statistics: Num rows: 809 Data size: 288004 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 791 Data size: 281596 Basic stats: COMPLETE Column stats: COMPLETE
                 Limit
                   Number of rows: 1
                   Statistics: Num rows: 1 Data size: 356 Basic stats: COMPLETE Column stats: COMPLETE
@@ -167,7 +167,7 @@ STAGE PLANS:
                   0 _col0 (type: string)
                   1 _col0 (type: string)
                 outputColumnNames: _col0, _col1, _col2, _col3
-                Statistics: Num rows: 809 Data size: 288004 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 791 Data size: 281596 Basic stats: COMPLETE Column stats: COMPLETE
                 Limit
                   Number of rows: 1
                   Statistics: Num rows: 1 Data size: 356 Basic stats: COMPLETE Column stats: COMPLETE
@@ -930,7 +930,7 @@ STAGE PLANS:
                   0 _col0 (type: string)
                   1 _col0 (type: string)
                 outputColumnNames: _col0, _col1, _col2, _col3
-                Statistics: Num rows: 809 Data size: 288004 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 791 Data size: 281596 Basic stats: COMPLETE Column stats: COMPLETE
                 Limit
                   Number of rows: 1
                   Offset of rows: 1
@@ -1032,7 +1032,7 @@ STAGE PLANS:
                   0 _col0 (type: string)
                   1 _col0 (type: string)
                 outputColumnNames: _col0, _col1, _col2, _col3
-                Statistics: Num rows: 809 Data size: 288004 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 791 Data size: 281596 Basic stats: COMPLETE Column stats: COMPLETE
                 Limit
                   Number of rows: 1
                   Offset of rows: 1

http://git-wip-us.apache.org/repos/asf/hive/blob/13960aa9/ql/src/test/results/clientpositive/llap/limit_pushdown.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/llap/limit_pushdown.q.out b/ql/src/test/results/clientpositive/llap/limit_pushdown.q.out
index 76fae9a..fe8b98f 100644
--- a/ql/src/test/results/clientpositive/llap/limit_pushdown.q.out
+++ b/ql/src/test/results/clientpositive/llap/limit_pushdown.q.out
@@ -399,12 +399,12 @@ STAGE PLANS:
                       keys: cdouble (type: double)
                       mode: hash
                       outputColumnNames: _col0
-                      Statistics: Num rows: 5567 Data size: 33256 Basic stats: COMPLETE Column stats: COMPLETE
+                      Statistics: Num rows: 5528 Data size: 33024 Basic stats: COMPLETE Column stats: COMPLETE
                       Reduce Output Operator
                         key expressions: _col0 (type: double)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: double)
-                        Statistics: Num rows: 5567 Data size: 33256 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 5528 Data size: 33024 Basic stats: COMPLETE Column stats: COMPLETE
                         TopN Hash Memory Usage: 0.3
             Execution mode: vectorized, llap
             LLAP IO: all inputs
@@ -415,7 +415,7 @@ STAGE PLANS:
                 keys: KEY._col0 (type: double)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 5567 Data size: 33256 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 5528 Data size: 33024 Basic stats: COMPLETE Column stats: COMPLETE
                 Limit
                   Number of rows: 20
                   Statistics: Num rows: 20 Data size: 128 Basic stats: COMPLETE Column stats: COMPLETE
@@ -513,7 +513,7 @@ STAGE PLANS:
                   keys: _col0 (type: tinyint)
                   mode: complete
                   outputColumnNames: _col0, _col1
-                  Statistics: Num rows: 128 Data size: 1412 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 131 Data size: 1444 Basic stats: COMPLETE Column stats: COMPLETE
                   Limit
                     Number of rows: 20
                     Statistics: Num rows: 20 Data size: 224 Basic stats: COMPLETE Column stats: COMPLETE
@@ -611,7 +611,7 @@ STAGE PLANS:
                   keys: _col0 (type: tinyint)
                   mode: complete
                   outputColumnNames: _col0, _col1
-                  Statistics: Num rows: 128 Data size: 1412 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 131 Data size: 1444 Basic stats: COMPLETE Column stats: COMPLETE
                   Limit
                     Number of rows: 20
                     Statistics: Num rows: 20 Data size: 224 Basic stats: COMPLETE Column stats: COMPLETE
@@ -706,7 +706,7 @@ STAGE PLANS:
                 keys: KEY._col0 (type: tinyint)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1, _col2
-                Statistics: Num rows: 128 Data size: 2436 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 131 Data size: 2492 Basic stats: COMPLETE Column stats: COMPLETE
                 Limit
                   Number of rows: 20
                   Statistics: Num rows: 20 Data size: 384 Basic stats: COMPLETE Column stats: COMPLETE
@@ -1074,7 +1074,7 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: complete
                 outputColumnNames: _col0, _col1
-                Statistics: Num rows: 309 Data size: 30591 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 307 Data size: 30393 Basic stats: COMPLETE Column stats: COMPLETE
                 Limit
                   Number of rows: 20
                   Statistics: Num rows: 20 Data size: 1980 Basic stats: COMPLETE Column stats: COMPLETE

http://git-wip-us.apache.org/repos/asf/hive/blob/13960aa9/ql/src/test/results/clientpositive/llap/limit_pushdown3.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/llap/limit_pushdown3.q.out b/ql/src/test/results/clientpositive/llap/limit_pushdown3.q.out
index a41091c..260ce3d 100644
--- a/ql/src/test/results/clientpositive/llap/limit_pushdown3.q.out
+++ b/ql/src/test/results/clientpositive/llap/limit_pushdown3.q.out
@@ -428,12 +428,12 @@ STAGE PLANS:
                       keys: cdouble (type: double)
                       mode: hash
                       outputColumnNames: _col0
-                      Statistics: Num rows: 5567 Data size: 33256 Basic stats: COMPLETE Column stats: COMPLETE
+                      Statistics: Num rows: 5528 Data size: 33024 Basic stats: COMPLETE Column stats: COMPLETE
                       Reduce Output Operator
                         key expressions: _col0 (type: double)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: double)
-                        Statistics: Num rows: 5567 Data size: 33256 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 5528 Data size: 33024 Basic stats: COMPLETE Column stats: COMPLETE
                         TopN Hash Memory Usage: 0.3
             Execution mode: vectorized, llap
             LLAP IO: all inputs
@@ -444,11 +444,11 @@ STAGE PLANS:
                 keys: KEY._col0 (type: double)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 5567 Data size: 33256 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 5528 Data size: 33024 Basic stats: COMPLETE Column stats: COMPLETE
                 Reduce Output Operator
                   key expressions: _col0 (type: double)
                   sort order: +
-                  Statistics: Num rows: 5567 Data size: 33256 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 5528 Data size: 33024 Basic stats: COMPLETE Column stats: COMPLETE
                   TopN Hash Memory Usage: 0.3
         Reducer 3 
             Execution mode: vectorized, llap
@@ -456,7 +456,7 @@ STAGE PLANS:
               Select Operator
                 expressions: KEY.reducesinkkey0 (type: double)
                 outputColumnNames: _col0
-                Statistics: Num rows: 5567 Data size: 33256 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 5528 Data size: 33024 Basic stats: COMPLETE Column stats: COMPLETE
                 Limit
                   Number of rows: 20
                   Statistics: Num rows: 20 Data size: 128 Basic stats: COMPLETE Column stats: COMPLETE
@@ -555,11 +555,11 @@ STAGE PLANS:
                   keys: _col0 (type: tinyint)
                   mode: complete
                   outputColumnNames: _col0, _col1
-                  Statistics: Num rows: 128 Data size: 1412 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 131 Data size: 1444 Basic stats: COMPLETE Column stats: COMPLETE
                   Reduce Output Operator
                     key expressions: _col0 (type: tinyint)
                     sort order: +
-                    Statistics: Num rows: 128 Data size: 1412 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 131 Data size: 1444 Basic stats: COMPLETE Column stats: COMPLETE
                     TopN Hash Memory Usage: 0.3
                     value expressions: _col1 (type: bigint)
         Reducer 3 
@@ -568,7 +568,7 @@ STAGE PLANS:
               Select Operator
                 expressions: KEY.reducesinkkey0 (type: tinyint), VALUE._col0 (type: bigint)
                 outputColumnNames: _col0, _col1
-                Statistics: Num rows: 128 Data size: 1412 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 131 Data size: 1444 Basic stats: COMPLETE Column stats: COMPLETE
                 Limit
                   Number of rows: 20
                   Statistics: Num rows: 20 Data size: 224 Basic stats: COMPLETE Column stats: COMPLETE
@@ -667,11 +667,11 @@ STAGE PLANS:
                   keys: _col0 (type: tinyint)
                   mode: complete
                   outputColumnNames: _col0, _col1
-                  Statistics: Num rows: 128 Data size: 1412 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 131 Data size: 1444 Basic stats: COMPLETE Column stats: COMPLETE
                   Reduce Output Operator
                     key expressions: _col0 (type: tinyint)
                     sort order: +
-                    Statistics: Num rows: 128 Data size: 1412 Basic stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 131 Data size: 1444 Basic stats: COMPLETE Column stats: COMPLETE
                     TopN Hash Memory Usage: 0.3
                     value expressions: _col1 (type: bigint)
         Reducer 3 
@@ -680,7 +680,7 @@ STAGE PLANS:
               Select Operator
                 expressions: KEY.reducesinkkey0 (type: tinyint), VALUE._col0 (type: bigint)
                 outputColumnNames: _col0, _col1
-                Statistics: Num rows: 128 Data size: 1412 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 131 Data size: 1444 Basic stats: COMPLETE Column stats: COMPLETE
                 Limit
                   Number of rows: 20
                   Statistics: Num rows: 20 Data size: 224 Basic stats: COMPLETE Column stats: COMPLETE
@@ -776,11 +776,11 @@ STAGE PLANS:
                 keys: KEY._col0 (type: tinyint)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1, _col2
-                Statistics: Num rows: 128 Data size: 2436 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 131 Data size: 2492 Basic stats: COMPLETE Column stats: COMPLETE
                 Reduce Output Operator
                   key expressions: _col0 (type: tinyint)
                   sort order: +
-                  Statistics: Num rows: 128 Data size: 2436 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 131 Data size: 2492 Basic stats: COMPLETE Column stats: COMPLETE
                   TopN Hash Memory Usage: 0.3
                   value expressions: _col1 (type: bigint), _col2 (type: bigint)
         Reducer 3 
@@ -789,7 +789,7 @@ STAGE PLANS:
               Select Operator
                 expressions: KEY.reducesinkkey0 (type: tinyint), VALUE._col0 (type: bigint), VALUE._col1 (type: bigint)
                 outputColumnNames: _col0, _col1, _col2
-                Statistics: Num rows: 128 Data size: 2436 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 131 Data size: 2492 Basic stats: COMPLETE Column stats: COMPLETE
                 Limit
                   Number of rows: 20
                   Statistics: Num rows: 20 Data size: 384 Basic stats: COMPLETE Column stats: COMPLETE
@@ -1013,11 +1013,11 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: complete
                 outputColumnNames: _col0, _col1
-                Statistics: Num rows: 309 Data size: 30591 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 307 Data size: 30393 Basic stats: COMPLETE Column stats: COMPLETE
                 Reduce Output Operator
                   key expressions: _col0 (type: string)
                   sort order: +
-                  Statistics: Num rows: 309 Data size: 30591 Basic stats: COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 307 Data size: 30393 Basic stats: COMPLETE Column stats: COMPLETE
                   TopN Hash Memory Usage: 0.3
                   value expressions: _col1 (type: double)
         Reducer 3 
@@ -1026,7 +1026,7 @@ STAGE PLANS:
               Select Operator
                 expressions: KEY.reducesinkkey0 (type: string), VALUE._col0 (type: double)
                 outputColumnNames: _col0, _col1
-                Statistics: Num rows: 309 Data size: 30591 Basic stats: COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 307 Data size: 30393 Basic stats: COMPLETE Column stats: COMPLETE
                 Limit
                   Number of rows: 20
                   Statistics: Num rows: 20 Data size: 1980 Basic stats: COMPLETE Column stats: COMPLETE

http://git-wip-us.apache.org/repos/asf/hive/blob/13960aa9/ql/src/test/results/clientpositive/llap/llap_vector_nohybridgrace.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/llap/llap_vector_nohybridgrace.q.out b/ql/src/test/results/clientpositive/llap/llap_vector_nohybridgrace.q.out
index 6402848..b361b1e 100644
--- a/ql/src/test/results/clientpositive/llap/llap_vector_nohybridgrace.q.out
+++ b/ql/src/test/results/clientpositive/llap/llap_vector_nohybridgrace.q.out
@@ -65,7 +65,7 @@ STAGE PLANS:
                             nativeConditionsMet: hive.mapjoin.optimized.hashtable IS true, hive.vectorized.execution.mapjoin.native.enabled IS true, hive.execution.engine tez IN [tez, spark] IS true, One MapJoin Condition IS true, No nullsafe IS true, Small table vectorizes IS true, Fast Hash Table and No Hybrid Hash Join IS true
                         input vertices:
                           1 Map 3
-                        Statistics: Num rows: 25057 Data size: 200456 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 24737 Data size: 197896 Basic stats: COMPLETE Column stats: COMPLETE
                         Group By Operator
                           aggregations: count()
                           Group By Vectorization:
@@ -244,7 +244,7 @@ STAGE PLANS:
                             nativeConditionsMet: hive.mapjoin.optimized.hashtable IS true, hive.vectorized.execution.mapjoin.native.enabled IS true, hive.execution.engine tez IN [tez, spark] IS true, One MapJoin Condition IS true, No nullsafe IS true, Small table vectorizes IS true, Fast Hash Table and No Hybrid Hash Join IS true
                         input vertices:
                           1 Map 3
-                        Statistics: Num rows: 25057 Data size: 200456 Basic stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 24737 Data size: 197896 Basic stats: COMPLETE Column stats: COMPLETE
                         Group By Operator
                           aggregations: count()
                           Group By Vectorization: