HIVE-19471 : bucket_map_join_tez1 and bucket_map_join_tez2 are failing (Deepak 
Jaiswal, reviewed by Vineet Garg)


Project: http://git-wip-us.apache.org/repos/asf/hive/repo
Commit: http://git-wip-us.apache.org/repos/asf/hive/commit/3c3880c0
Tree: http://git-wip-us.apache.org/repos/asf/hive/tree/3c3880c0
Diff: http://git-wip-us.apache.org/repos/asf/hive/diff/3c3880c0

Branch: refs/heads/branch-3
Commit: 3c3880c08acdfd2c2e13e3055b7cc29791ffeb22
Parents: 5bb3df0
Author: Deepak Jaiswal <djais...@apache.org>
Authored: Thu May 10 11:28:46 2018 -0700
Committer: Deepak Jaiswal <djais...@apache.org>
Committed: Thu May 10 11:29:38 2018 -0700

----------------------------------------------------------------------
 .../llap/bucket_map_join_tez1.q.out             | 309 ++++++++++---------
 .../llap/bucket_map_join_tez2.q.out             | 156 +++++-----
 2 files changed, 226 insertions(+), 239 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hive/blob/3c3880c0/ql/src/test/results/clientpositive/llap/bucket_map_join_tez1.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/llap/bucket_map_join_tez1.q.out 
b/ql/src/test/results/clientpositive/llap/bucket_map_join_tez1.q.out
index 116e00b..c1c342b 100644
--- a/ql/src/test/results/clientpositive/llap/bucket_map_join_tez1.q.out
+++ b/ql/src/test/results/clientpositive/llap/bucket_map_join_tez1.q.out
@@ -235,25 +235,25 @@ STAGE PLANS:
                   0 _col0 (type: int)
                   1 _col0 (type: int)
                 outputColumnNames: _col0, _col1, _col3
-                Statistics: Num rows: 400 Data size: 74400 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 391 Data size: 72726 Basic stats: 
COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col0 (type: int), _col1 (type: string), _col3 
(type: string)
                   outputColumnNames: _col0, _col1, _col2
-                  Statistics: Num rows: 400 Data size: 74400 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 391 Data size: 72726 Basic stats: 
COMPLETE Column stats: COMPLETE
                   Reduce Output Operator
                     key expressions: _col0 (type: int), _col1 (type: string), 
_col2 (type: string)
                     sort order: +++
-                    Statistics: Num rows: 400 Data size: 74400 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 391 Data size: 72726 Basic stats: 
COMPLETE Column stats: COMPLETE
         Reducer 3 
             Execution mode: vectorized, llap
             Reduce Operator Tree:
               Select Operator
                 expressions: KEY.reducesinkkey0 (type: int), 
KEY.reducesinkkey1 (type: string), KEY.reducesinkkey2 (type: string)
                 outputColumnNames: _col0, _col1, _col2
-                Statistics: Num rows: 400 Data size: 74400 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 391 Data size: 72726 Basic stats: 
COMPLETE Column stats: COMPLETE
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 400 Data size: 74400 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 391 Data size: 72726 Basic stats: 
COMPLETE Column stats: COMPLETE
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -823,15 +823,15 @@ STAGE PLANS:
                         outputColumnNames: _col0, _col1, _col3
                         input vertices:
                           0 Map 1
-                        Statistics: Num rows: 400 Data size: 74400 Basic 
stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 391 Data size: 72726 Basic 
stats: COMPLETE Column stats: COMPLETE
                         Select Operator
                           expressions: _col0 (type: int), _col1 (type: 
string), _col3 (type: string)
                           outputColumnNames: _col0, _col1, _col2
-                          Statistics: Num rows: 400 Data size: 74400 Basic 
stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 391 Data size: 72726 Basic 
stats: COMPLETE Column stats: COMPLETE
                           Reduce Output Operator
                             key expressions: _col0 (type: int), _col1 (type: 
string), _col2 (type: string)
                             sort order: +++
-                            Statistics: Num rows: 400 Data size: 74400 Basic 
stats: COMPLETE Column stats: COMPLETE
+                            Statistics: Num rows: 391 Data size: 72726 Basic 
stats: COMPLETE Column stats: COMPLETE
             Execution mode: vectorized, llap
             LLAP IO: no inputs
         Reducer 3 
@@ -840,10 +840,10 @@ STAGE PLANS:
               Select Operator
                 expressions: KEY.reducesinkkey0 (type: int), 
KEY.reducesinkkey1 (type: string), KEY.reducesinkkey2 (type: string)
                 outputColumnNames: _col0, _col1, _col2
-                Statistics: Num rows: 400 Data size: 74400 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 391 Data size: 72726 Basic stats: 
COMPLETE Column stats: COMPLETE
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 400 Data size: 74400 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 391 Data size: 72726 Basic stats: 
COMPLETE Column stats: COMPLETE
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -1436,7 +1436,7 @@ STAGE PLANS:
                 keys:
                   0 _col0 (type: int)
                   1 _col0 (type: int)
-                Statistics: Num rows: 200 Data size: 1600 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 195 Data size: 1560 Basic stats: 
COMPLETE Column stats: COMPLETE
                 Group By Operator
                   aggregations: count()
                   mode: hash
@@ -1565,7 +1565,7 @@ STAGE PLANS:
                     1 _col0 (type: int)
                   input vertices:
                     1 Map 4
-                  Statistics: Num rows: 200 Data size: 1600 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 195 Data size: 1560 Basic stats: 
COMPLETE Column stats: COMPLETE
                   Group By Operator
                     aggregations: count()
                     mode: hash
@@ -1696,7 +1696,7 @@ STAGE PLANS:
                 keys:
                   0 _col0 (type: int)
                   1 _col0 (type: int)
-                Statistics: Num rows: 662 Data size: 5296 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 632 Data size: 5056 Basic stats: 
COMPLETE Column stats: COMPLETE
                 Group By Operator
                   aggregations: count()
                   mode: hash
@@ -1731,16 +1731,16 @@ STAGE PLANS:
                   0 _col0 (type: int)
                   1 _col0 (type: int)
                 outputColumnNames: _col1
-                Statistics: Num rows: 400 Data size: 1600 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 391 Data size: 1564 Basic stats: 
COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col1 (type: int)
                   outputColumnNames: _col0
-                  Statistics: Num rows: 400 Data size: 1600 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 391 Data size: 1564 Basic stats: 
COMPLETE Column stats: COMPLETE
                   Reduce Output Operator
                     key expressions: _col0 (type: int)
                     sort order: +
                     Map-reduce partition columns: _col0 (type: int)
-                    Statistics: Num rows: 400 Data size: 1600 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 391 Data size: 1564 Basic stats: 
COMPLETE Column stats: COMPLETE
 
   Stage: Stage-0
     Fetch Operator
@@ -1838,11 +1838,11 @@ STAGE PLANS:
                         outputColumnNames: _col1
                         input vertices:
                           1 Map 4
-                        Statistics: Num rows: 400 Data size: 1600 Basic stats: 
COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 391 Data size: 1564 Basic stats: 
COMPLETE Column stats: COMPLETE
                         Select Operator
                           expressions: _col1 (type: int)
                           outputColumnNames: _col0
-                          Statistics: Num rows: 400 Data size: 1600 Basic 
stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 391 Data size: 1564 Basic 
stats: COMPLETE Column stats: COMPLETE
                           Map Join Operator
                             condition map:
                                  Inner Join 0 to 1
@@ -1851,7 +1851,7 @@ STAGE PLANS:
                               1 _col0 (type: int)
                             input vertices:
                               0 Map 1
-                            Statistics: Num rows: 662 Data size: 5296 Basic 
stats: COMPLETE Column stats: COMPLETE
+                            Statistics: Num rows: 632 Data size: 5056 Basic 
stats: COMPLETE Column stats: COMPLETE
                             Group By Operator
                               aggregations: count()
                               mode: hash
@@ -2007,7 +2007,7 @@ STAGE PLANS:
                 keys:
                   0 _col0 (type: int)
                   1 _col0 (type: int)
-                Statistics: Num rows: 662 Data size: 5296 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 632 Data size: 5056 Basic stats: 
COMPLETE Column stats: COMPLETE
                 Group By Operator
                   aggregations: count()
                   mode: hash
@@ -2042,16 +2042,16 @@ STAGE PLANS:
                   0 _col0 (type: int)
                   1 _col0 (type: int)
                 outputColumnNames: _col1
-                Statistics: Num rows: 400 Data size: 1600 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 391 Data size: 1564 Basic stats: 
COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col1 (type: int)
                   outputColumnNames: _col0
-                  Statistics: Num rows: 400 Data size: 1600 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 391 Data size: 1564 Basic stats: 
COMPLETE Column stats: COMPLETE
                   Reduce Output Operator
                     key expressions: _col0 (type: int)
                     sort order: +
                     Map-reduce partition columns: _col0 (type: int)
-                    Statistics: Num rows: 400 Data size: 1600 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 391 Data size: 1564 Basic stats: 
COMPLETE Column stats: COMPLETE
 
   Stage: Stage-0
     Fetch Operator
@@ -2149,11 +2149,11 @@ STAGE PLANS:
                         outputColumnNames: _col1
                         input vertices:
                           1 Map 4
-                        Statistics: Num rows: 400 Data size: 1600 Basic stats: 
COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 391 Data size: 1564 Basic stats: 
COMPLETE Column stats: COMPLETE
                         Select Operator
                           expressions: _col1 (type: int)
                           outputColumnNames: _col0
-                          Statistics: Num rows: 400 Data size: 1600 Basic 
stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 391 Data size: 1564 Basic 
stats: COMPLETE Column stats: COMPLETE
                           Map Join Operator
                             condition map:
                                  Inner Join 0 to 1
@@ -2162,7 +2162,7 @@ STAGE PLANS:
                               1 _col0 (type: int)
                             input vertices:
                               0 Map 1
-                            Statistics: Num rows: 662 Data size: 5296 Basic 
stats: COMPLETE Column stats: COMPLETE
+                            Statistics: Num rows: 632 Data size: 5056 Basic 
stats: COMPLETE Column stats: COMPLETE
                             Group By Operator
                               aggregations: count()
                               mode: hash
@@ -2566,11 +2566,11 @@ STAGE PLANS:
                   0 _col0 (type: int)
                   1 _col0 (type: int)
                 outputColumnNames: _col1, _col2
-                Statistics: Num rows: 400 Data size: 38000 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 391 Data size: 37145 Basic stats: 
COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col1 (type: int), substr(_col2, 5) (type: 
string)
                   outputColumnNames: _col0, _col1
-                  Statistics: Num rows: 400 Data size: 38000 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 391 Data size: 37145 Basic stats: 
COMPLETE Column stats: COMPLETE
                   Group By Operator
                     aggregations: sum(_col1)
                     keys: _col0 (type: int)
@@ -2708,11 +2708,11 @@ STAGE PLANS:
                         outputColumnNames: _col1, _col2
                         input vertices:
                           0 Map 2
-                        Statistics: Num rows: 400 Data size: 38000 Basic 
stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 391 Data size: 37145 Basic 
stats: COMPLETE Column stats: COMPLETE
                         Select Operator
                           expressions: _col1 (type: int), substr(_col2, 5) 
(type: string)
                           outputColumnNames: _col0, _col1
-                          Statistics: Num rows: 400 Data size: 38000 Basic 
stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 391 Data size: 37145 Basic 
stats: COMPLETE Column stats: COMPLETE
                           Group By Operator
                             aggregations: sum(_col1)
                             keys: _col0 (type: int)
@@ -2866,14 +2866,14 @@ STAGE PLANS:
                   0 _col0 (type: int)
                   1 _col1 (type: int)
                 outputColumnNames: _col1, _col2, _col3
-                Statistics: Num rows: 253 Data size: 26059 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 247 Data size: 25441 Basic stats: 
COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col3 (type: int), _col2 (type: double), _col1 
(type: string)
                   outputColumnNames: _col0, _col1, _col2
-                  Statistics: Num rows: 253 Data size: 26059 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 247 Data size: 25441 Basic stats: 
COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
-                    Statistics: Num rows: 253 Data size: 26059 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 247 Data size: 25441 Basic stats: 
COMPLETE Column stats: COMPLETE
                     table:
                         input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                         output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -2949,14 +2949,14 @@ STAGE PLANS:
                         outputColumnNames: _col1, _col2, _col3
                         input vertices:
                           1 Reducer 3
-                        Statistics: Num rows: 253 Data size: 26059 Basic 
stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 247 Data size: 25441 Basic 
stats: COMPLETE Column stats: COMPLETE
                         Select Operator
                           expressions: _col3 (type: int), _col2 (type: 
double), _col1 (type: string)
                           outputColumnNames: _col0, _col1, _col2
-                          Statistics: Num rows: 253 Data size: 26059 Basic 
stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 247 Data size: 25441 Basic 
stats: COMPLETE Column stats: COMPLETE
                           File Output Operator
                             compressed: false
-                            Statistics: Num rows: 253 Data size: 26059 Basic 
stats: COMPLETE Column stats: COMPLETE
+                            Statistics: Num rows: 247 Data size: 25441 Basic 
stats: COMPLETE Column stats: COMPLETE
                             table:
                                 input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                                 output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -3139,14 +3139,14 @@ STAGE PLANS:
                   1 _col0 (type: int)
                   2 _col0 (type: int)
                 outputColumnNames: _col0, _col1, _col4
-                Statistics: Num rows: 633 Data size: 117738 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 619 Data size: 115134 Basic stats: 
COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col0 (type: int), _col1 (type: string), _col4 
(type: string)
                   outputColumnNames: _col0, _col1, _col2
-                  Statistics: Num rows: 633 Data size: 117738 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 619 Data size: 115134 Basic stats: 
COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
-                    Statistics: Num rows: 633 Data size: 117738 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 619 Data size: 115134 Basic stats: 
COMPLETE Column stats: COMPLETE
                     table:
                         input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                         output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -3202,14 +3202,14 @@ STAGE PLANS:
                         input vertices:
                           1 Map 2
                           2 Map 3
-                        Statistics: Num rows: 633 Data size: 117738 Basic 
stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 619 Data size: 115134 Basic 
stats: COMPLETE Column stats: COMPLETE
                         Select Operator
                           expressions: _col0 (type: int), _col1 (type: 
string), _col4 (type: string)
                           outputColumnNames: _col0, _col1, _col2
-                          Statistics: Num rows: 633 Data size: 117738 Basic 
stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 619 Data size: 115134 Basic 
stats: COMPLETE Column stats: COMPLETE
                           File Output Operator
                             compressed: false
-                            Statistics: Num rows: 633 Data size: 117738 Basic 
stats: COMPLETE Column stats: COMPLETE
+                            Statistics: Num rows: 619 Data size: 115134 Basic 
stats: COMPLETE Column stats: COMPLETE
                             table:
                                 input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                                 output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -3304,12 +3304,12 @@ STAGE PLANS:
                         outputColumnNames: _col0, _col1
                         input vertices:
                           1 Map 3
-                        Statistics: Num rows: 400 Data size: 38000 Basic 
stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 391 Data size: 37145 Basic 
stats: COMPLETE Column stats: COMPLETE
                         Reduce Output Operator
                           key expressions: _col0 (type: int)
                           sort order: +
                           Map-reduce partition columns: _col0 (type: int)
-                          Statistics: Num rows: 400 Data size: 38000 Basic 
stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 391 Data size: 37145 Basic 
stats: COMPLETE Column stats: COMPLETE
                           value expressions: _col1 (type: string)
             Execution mode: vectorized, llap
             LLAP IO: no inputs
@@ -3362,14 +3362,14 @@ STAGE PLANS:
                   0 _col0 (type: int)
                   1 _col0 (type: int)
                 outputColumnNames: _col0, _col1, _col3
-                Statistics: Num rows: 632 Data size: 117552 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 618 Data size: 114948 Basic stats: 
COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col0 (type: int), _col1 (type: string), _col3 
(type: string)
                   outputColumnNames: _col0, _col1, _col2
-                  Statistics: Num rows: 632 Data size: 117552 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 618 Data size: 114948 Basic stats: 
COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
-                    Statistics: Num rows: 632 Data size: 117552 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 618 Data size: 114948 Basic stats: 
COMPLETE Column stats: COMPLETE
                     table:
                         input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                         output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -3422,7 +3422,7 @@ STAGE PLANS:
                         outputColumnNames: _col0, _col1
                         input vertices:
                           1 Map 2
-                        Statistics: Num rows: 400 Data size: 38000 Basic 
stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 391 Data size: 37145 Basic 
stats: COMPLETE Column stats: COMPLETE
                         Map Join Operator
                           condition map:
                                Inner Join 0 to 1
@@ -3432,14 +3432,14 @@ STAGE PLANS:
                           outputColumnNames: _col0, _col1, _col3
                           input vertices:
                             1 Map 3
-                          Statistics: Num rows: 632 Data size: 117552 Basic 
stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 618 Data size: 114948 Basic 
stats: COMPLETE Column stats: COMPLETE
                           Select Operator
                             expressions: _col0 (type: int), _col1 (type: 
string), _col3 (type: string)
                             outputColumnNames: _col0, _col1, _col2
-                            Statistics: Num rows: 632 Data size: 117552 Basic 
stats: COMPLETE Column stats: COMPLETE
+                            Statistics: Num rows: 618 Data size: 114948 Basic 
stats: COMPLETE Column stats: COMPLETE
                             File Output Operator
                               compressed: false
-                              Statistics: Num rows: 632 Data size: 117552 
Basic stats: COMPLETE Column stats: COMPLETE
+                              Statistics: Num rows: 618 Data size: 114948 
Basic stats: COMPLETE Column stats: COMPLETE
                               table:
                                   input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                                   output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -3586,14 +3586,14 @@ STAGE PLANS:
                   0 _col0 (type: int)
                   1 _col0 (type: int)
                 outputColumnNames: _col0, _col1, _col3
-                Statistics: Num rows: 200 Data size: 20600 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 195 Data size: 20085 Basic stats: 
COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col0 (type: int), _col1 (type: double), _col3 
(type: string)
                   outputColumnNames: _col0, _col1, _col2
-                  Statistics: Num rows: 200 Data size: 20600 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 195 Data size: 20085 Basic stats: 
COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
-                    Statistics: Num rows: 200 Data size: 20600 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 195 Data size: 20085 Basic stats: 
COMPLETE Column stats: COMPLETE
                     table:
                         input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                         output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -3675,14 +3675,14 @@ STAGE PLANS:
                         outputColumnNames: _col0, _col1, _col3
                         input vertices:
                           0 Reducer 2
-                        Statistics: Num rows: 200 Data size: 20600 Basic 
stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 195 Data size: 20085 Basic 
stats: COMPLETE Column stats: COMPLETE
                         Select Operator
                           expressions: _col0 (type: int), _col1 (type: 
double), _col3 (type: string)
                           outputColumnNames: _col0, _col1, _col2
-                          Statistics: Num rows: 200 Data size: 20600 Basic 
stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 195 Data size: 20085 Basic 
stats: COMPLETE Column stats: COMPLETE
                           File Output Operator
                             compressed: false
-                            Statistics: Num rows: 200 Data size: 20600 Basic 
stats: COMPLETE Column stats: COMPLETE
+                            Statistics: Num rows: 195 Data size: 20085 Basic 
stats: COMPLETE Column stats: COMPLETE
                             table:
                                 input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                                 output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -3799,14 +3799,14 @@ STAGE PLANS:
                   0 _col0 (type: int)
                   1 _col0 (type: int)
                 outputColumnNames: _col0, _col1, _col3
-                Statistics: Num rows: 253 Data size: 26059 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 247 Data size: 25441 Basic stats: 
COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col0 (type: int), _col1 (type: double), _col3 
(type: string)
                   outputColumnNames: _col0, _col1, _col2
-                  Statistics: Num rows: 253 Data size: 26059 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 247 Data size: 25441 Basic stats: 
COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
-                    Statistics: Num rows: 253 Data size: 26059 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 247 Data size: 25441 Basic stats: 
COMPLETE Column stats: COMPLETE
                     table:
                         input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                         output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -3882,14 +3882,14 @@ STAGE PLANS:
                         outputColumnNames: _col0, _col1, _col3
                         input vertices:
                           0 Reducer 2
-                        Statistics: Num rows: 253 Data size: 26059 Basic 
stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 247 Data size: 25441 Basic 
stats: COMPLETE Column stats: COMPLETE
                         Select Operator
                           expressions: _col0 (type: int), _col1 (type: 
double), _col3 (type: string)
                           outputColumnNames: _col0, _col1, _col2
-                          Statistics: Num rows: 253 Data size: 26059 Basic 
stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 247 Data size: 25441 Basic 
stats: COMPLETE Column stats: COMPLETE
                           File Output Operator
                             compressed: false
-                            Statistics: Num rows: 253 Data size: 26059 Basic 
stats: COMPLETE Column stats: COMPLETE
+                            Statistics: Num rows: 247 Data size: 25441 Basic 
stats: COMPLETE Column stats: COMPLETE
                             table:
                                 input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                                 output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -4178,14 +4178,14 @@ STAGE PLANS:
                   0 _col0 (type: int)
                   1 _col0 (type: int)
                 outputColumnNames: _col0, _col1, _col3
-                Statistics: Num rows: 400 Data size: 74400 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 391 Data size: 72726 Basic stats: 
COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col0 (type: int), _col1 (type: string), _col3 
(type: string)
                   outputColumnNames: _col0, _col1, _col2
-                  Statistics: Num rows: 400 Data size: 74400 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 391 Data size: 72726 Basic stats: 
COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
-                    Statistics: Num rows: 400 Data size: 74400 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 391 Data size: 72726 Basic stats: 
COMPLETE Column stats: COMPLETE
                     table:
                         input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                         output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -4258,14 +4258,14 @@ STAGE PLANS:
                         outputColumnNames: _col0, _col1, _col3
                         input vertices:
                           0 Map 1
-                        Statistics: Num rows: 400 Data size: 74400 Basic 
stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 391 Data size: 72726 Basic 
stats: COMPLETE Column stats: COMPLETE
                         Select Operator
                           expressions: _col0 (type: int), _col1 (type: 
string), _col3 (type: string)
                           outputColumnNames: _col0, _col1, _col2
-                          Statistics: Num rows: 400 Data size: 74400 Basic 
stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 391 Data size: 72726 Basic 
stats: COMPLETE Column stats: COMPLETE
                           File Output Operator
                             compressed: false
-                            Statistics: Num rows: 400 Data size: 74400 Basic 
stats: COMPLETE Column stats: COMPLETE
+                            Statistics: Num rows: 391 Data size: 72726 Basic 
stats: COMPLETE Column stats: COMPLETE
                             table:
                                 input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                                 output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -4292,7 +4292,8 @@ STAGE PLANS:
     Tez
 #### A masked pattern was here ####
       Edges:
-        Reducer 2 <- Map 1 (SIMPLE_EDGE), Map 3 (SIMPLE_EDGE), Map 4 
(BROADCAST_EDGE)
+        Map 1 <- Map 3 (BROADCAST_EDGE)
+        Reducer 2 <- Map 1 (SIMPLE_EDGE), Map 4 (SIMPLE_EDGE)
 #### A masked pattern was here ####
       Vertices:
         Map 1 
@@ -4307,15 +4308,44 @@ STAGE PLANS:
                       expressions: key (type: int), value (type: string)
                       outputColumnNames: _col0, _col1
                       Statistics: Num rows: 500 Data size: 47500 Basic stats: 
COMPLETE Column stats: COMPLETE
+                      Map Join Operator
+                        condition map:
+                             Inner Join 0 to 1
+                        keys:
+                          0 _col0 (type: int)
+                          1 _col0 (type: int)
+                        outputColumnNames: _col0, _col1
+                        input vertices:
+                          1 Map 3
+                        Statistics: Num rows: 809 Data size: 76855 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: 809 Data size: 76855 Basic 
stats: COMPLETE Column stats: COMPLETE
+                          value expressions: _col0 (type: int)
+            Execution mode: vectorized, llap
+            LLAP IO: no inputs
+        Map 3 
+            Map Operator Tree:
+                TableScan
+                  alias: c
+                  Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Filter Operator
+                    predicate: key is not null (type: boolean)
+                    Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Select Operator
+                      expressions: key (type: int)
+                      outputColumnNames: _col0
+                      Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
                       Reduce Output Operator
-                        key expressions: _col1 (type: string)
+                        key expressions: _col0 (type: int)
                         sort order: +
-                        Map-reduce partition columns: _col1 (type: string)
-                        Statistics: Num rows: 500 Data size: 47500 Basic 
stats: COMPLETE Column stats: COMPLETE
-                        value expressions: _col0 (type: int)
+                        Map-reduce partition columns: _col0 (type: int)
+                        Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
             Execution mode: vectorized, llap
             LLAP IO: no inputs
-        Map 3 
+        Map 4 
             Map Operator Tree:
                 TableScan
                   alias: b
@@ -4335,25 +4365,6 @@ STAGE PLANS:
                         value expressions: _col0 (type: int)
             Execution mode: vectorized, llap
             LLAP IO: no inputs
-        Map 4 
-            Map Operator Tree:
-                TableScan
-                  alias: c
-                  Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
-                  Filter Operator
-                    predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
-                    Select Operator
-                      expressions: key (type: int)
-                      outputColumnNames: _col0
-                      Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
-                      Reduce Output Operator
-                        key expressions: _col0 (type: int)
-                        sort order: +
-                        Map-reduce partition columns: _col0 (type: int)
-                        Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
-            Execution mode: vectorized, llap
-            LLAP IO: no inputs
         Reducer 2 
             Execution mode: llap
             Reduce Operator Tree:
@@ -4363,29 +4374,19 @@ STAGE PLANS:
                 keys:
                   0 _col1 (type: string)
                   1 _col1 (type: string)
-                outputColumnNames: _col0, _col2
-                Statistics: Num rows: 809 Data size: 6472 Basic stats: 
COMPLETE Column stats: COMPLETE
-                Map Join Operator
-                  condition map:
-                       Inner Join 0 to 1
-                  keys:
-                    0 _col0 (type: int)
-                    1 _col0 (type: int)
-                  outputColumnNames: _col0, _col2
-                  input vertices:
-                    1 Map 4
-                  Statistics: Num rows: 1339 Data size: 10712 Basic stats: 
COMPLETE Column stats: COMPLETE
-                  Select Operator
-                    expressions: _col0 (type: int), _col2 (type: int)
-                    outputColumnNames: _col0, _col1
-                    Statistics: Num rows: 1339 Data size: 10712 Basic stats: 
COMPLETE Column stats: COMPLETE
-                    File Output Operator
-                      compressed: false
-                      Statistics: Num rows: 1339 Data size: 10712 Basic stats: 
COMPLETE Column stats: COMPLETE
-                      table:
-                          input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
-                          output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                          serde: 
org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+                outputColumnNames: _col0, _col3
+                Statistics: Num rows: 1309 Data size: 10472 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Select Operator
+                  expressions: _col0 (type: int), _col3 (type: int)
+                  outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 1309 Data size: 10472 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  File Output Operator
+                    compressed: false
+                    Statistics: Num rows: 1309 Data size: 10472 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    table:
+                        input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
+                        output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                        serde: 
org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
 
   Stage: Stage-0
     Fetch Operator
@@ -4406,7 +4407,7 @@ STAGE PLANS:
     Tez
 #### A masked pattern was here ####
       Edges:
-        Map 1 <- Map 2 (CUSTOM_EDGE), Map 3 (BROADCAST_EDGE)
+        Map 1 <- Map 2 (CUSTOM_EDGE), Map 3 (CUSTOM_EDGE)
 #### A masked pattern was here ####
       Vertices:
         Map 1 
@@ -4425,29 +4426,29 @@ STAGE PLANS:
                         condition map:
                              Inner Join 0 to 1
                         keys:
-                          0 _col1 (type: string)
-                          1 _col1 (type: string)
-                        outputColumnNames: _col0, _col2
+                          0 _col0 (type: int)
+                          1 _col0 (type: int)
+                        outputColumnNames: _col0, _col1
                         input vertices:
                           1 Map 2
-                        Statistics: Num rows: 809 Data size: 6472 Basic stats: 
COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 809 Data size: 76855 Basic 
stats: COMPLETE Column stats: COMPLETE
                         Map Join Operator
                           condition map:
                                Inner Join 0 to 1
                           keys:
-                            0 _col0 (type: int)
-                            1 _col0 (type: int)
-                          outputColumnNames: _col0, _col2
+                            0 _col1 (type: string)
+                            1 _col1 (type: string)
+                          outputColumnNames: _col0, _col3
                           input vertices:
                             1 Map 3
-                          Statistics: Num rows: 1339 Data size: 10712 Basic 
stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 1309 Data size: 10472 Basic 
stats: COMPLETE Column stats: COMPLETE
                           Select Operator
-                            expressions: _col0 (type: int), _col2 (type: int)
+                            expressions: _col0 (type: int), _col3 (type: int)
                             outputColumnNames: _col0, _col1
-                            Statistics: Num rows: 1339 Data size: 10712 Basic 
stats: COMPLETE Column stats: COMPLETE
+                            Statistics: Num rows: 1309 Data size: 10472 Basic 
stats: COMPLETE Column stats: COMPLETE
                             File Output Operator
                               compressed: false
-                              Statistics: Num rows: 1339 Data size: 10712 
Basic stats: COMPLETE Column stats: COMPLETE
+                              Statistics: Num rows: 1309 Data size: 10472 
Basic stats: COMPLETE Column stats: COMPLETE
                               table:
                                   input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                                   output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -4457,6 +4458,25 @@ STAGE PLANS:
         Map 2 
             Map Operator Tree:
                 TableScan
+                  alias: c
+                  Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Filter Operator
+                    predicate: key is not null (type: boolean)
+                    Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Select Operator
+                      expressions: key (type: int)
+                      outputColumnNames: _col0
+                      Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
+                      Reduce Output Operator
+                        key expressions: _col0 (type: int)
+                        sort order: +
+                        Map-reduce partition columns: _col0 (type: int)
+                        Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
+            Execution mode: vectorized, llap
+            LLAP IO: no inputs
+        Map 3 
+            Map Operator Tree:
+                TableScan
                   alias: b
                   Statistics: Num rows: 500 Data size: 47500 Basic stats: 
COMPLETE Column stats: COMPLETE
                   Filter Operator
@@ -4474,25 +4494,6 @@ STAGE PLANS:
                         value expressions: _col0 (type: int)
             Execution mode: vectorized, llap
             LLAP IO: no inputs
-        Map 3 
-            Map Operator Tree:
-                TableScan
-                  alias: c
-                  Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
-                  Filter Operator
-                    predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
-                    Select Operator
-                      expressions: key (type: int)
-                      outputColumnNames: _col0
-                      Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
-                      Reduce Output Operator
-                        key expressions: _col0 (type: int)
-                        sort order: +
-                        Map-reduce partition columns: _col0 (type: int)
-                        Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
-            Execution mode: vectorized, llap
-            LLAP IO: no inputs
 
   Stage: Stage-0
     Fetch Operator
@@ -4585,14 +4586,14 @@ STAGE PLANS:
                   0 _col0 (type: int), _col2 (type: string)
                   1 _col0 (type: int), _col2 (type: string)
                 outputColumnNames: _col0, _col1, _col4
-                Statistics: Num rows: 400 Data size: 74400 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 391 Data size: 72726 Basic stats: 
COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col0 (type: int), _col1 (type: string), _col4 
(type: string)
                   outputColumnNames: _col0, _col1, _col2
-                  Statistics: Num rows: 400 Data size: 74400 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 391 Data size: 72726 Basic stats: 
COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
-                    Statistics: Num rows: 400 Data size: 74400 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 391 Data size: 72726 Basic stats: 
COMPLETE Column stats: COMPLETE
                     table:
                         input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                         output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -4689,14 +4690,14 @@ STAGE PLANS:
                   0 _col0 (type: int), _col2 (type: string)
                   1 _col0 (type: int), _col2 (type: string)
                 outputColumnNames: _col0, _col1, _col4
-                Statistics: Num rows: 400 Data size: 74400 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 391 Data size: 72726 Basic stats: 
COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: _col0 (type: int), _col1 (type: string), _col4 
(type: string)
                   outputColumnNames: _col0, _col1, _col2
-                  Statistics: Num rows: 400 Data size: 74400 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 391 Data size: 72726 Basic stats: 
COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
-                    Statistics: Num rows: 400 Data size: 74400 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 391 Data size: 72726 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/3c3880c0/ql/src/test/results/clientpositive/llap/bucket_map_join_tez2.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/llap/bucket_map_join_tez2.q.out 
b/ql/src/test/results/clientpositive/llap/bucket_map_join_tez2.q.out
index 51b138a..8490e3f 100644
--- a/ql/src/test/results/clientpositive/llap/bucket_map_join_tez2.q.out
+++ b/ql/src/test/results/clientpositive/llap/bucket_map_join_tez2.q.out
@@ -178,7 +178,7 @@ STAGE PLANS:
 #### A masked pattern was here ####
       Edges:
         Reducer 2 <- Map 1 (SIMPLE_EDGE), Map 4 (SIMPLE_EDGE)
-        Reducer 3 <- Map 5 (SIMPLE_EDGE), Reducer 2 (SIMPLE_EDGE)
+        Reducer 3 <- Map 1 (SIMPLE_EDGE), Reducer 2 (SIMPLE_EDGE)
 #### A masked pattern was here ####
       Vertices:
         Map 1 
@@ -194,18 +194,11 @@ STAGE PLANS:
                       outputColumnNames: _col0, _col1
                       Statistics: Num rows: 500 Data size: 47500 Basic stats: 
COMPLETE Column stats: COMPLETE
                       Reduce Output Operator
-                        key expressions: _col1 (type: string)
+                        key expressions: _col0 (type: int)
                         sort order: +
-                        Map-reduce partition columns: _col1 (type: string)
+                        Map-reduce partition columns: _col0 (type: int)
                         Statistics: Num rows: 500 Data size: 47500 Basic 
stats: COMPLETE Column stats: COMPLETE
-                        value expressions: _col0 (type: int)
-            Execution mode: vectorized, llap
-            LLAP IO: no inputs
-        Map 4 
-            Map Operator Tree:
-                TableScan
-                  alias: b
-                  Statistics: Num rows: 500 Data size: 47500 Basic stats: 
COMPLETE Column stats: COMPLETE
+                        value expressions: _col1 (type: string)
                   Filter Operator
                     predicate: value is not null (type: boolean)
                     Statistics: Num rows: 500 Data size: 47500 Basic stats: 
COMPLETE Column stats: COMPLETE
@@ -221,7 +214,7 @@ STAGE PLANS:
                         value expressions: _col0 (type: int)
             Execution mode: vectorized, llap
             LLAP IO: no inputs
-        Map 5 
+        Map 4 
             Map Operator Tree:
                 TableScan
                   alias: c
@@ -247,16 +240,16 @@ STAGE PLANS:
                 condition map:
                      Inner Join 0 to 1
                 keys:
-                  0 _col1 (type: string)
-                  1 _col1 (type: string)
-                outputColumnNames: _col0, _col2
-                Statistics: Num rows: 809 Data size: 6472 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  0 _col0 (type: int)
+                  1 _col0 (type: int)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 809 Data size: 76855 Basic stats: 
COMPLETE Column stats: COMPLETE
                 Reduce Output Operator
-                  key expressions: _col0 (type: int)
+                  key expressions: _col1 (type: string)
                   sort order: +
-                  Map-reduce partition columns: _col0 (type: int)
-                  Statistics: Num rows: 809 Data size: 6472 Basic stats: 
COMPLETE Column stats: COMPLETE
-                  value expressions: _col2 (type: int)
+                  Map-reduce partition columns: _col1 (type: string)
+                  Statistics: Num rows: 809 Data size: 76855 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  value expressions: _col0 (type: int)
         Reducer 3 
             Execution mode: llap
             Reduce Operator Tree:
@@ -264,17 +257,17 @@ STAGE PLANS:
                 condition map:
                      Inner Join 0 to 1
                 keys:
-                  0 _col0 (type: int)
-                  1 _col0 (type: int)
-                outputColumnNames: _col0, _col2
-                Statistics: Num rows: 1339 Data size: 10712 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  0 _col1 (type: string)
+                  1 _col1 (type: string)
+                outputColumnNames: _col0, _col3
+                Statistics: Num rows: 1309 Data size: 10472 Basic stats: 
COMPLETE Column stats: COMPLETE
                 Select Operator
-                  expressions: _col0 (type: int), _col2 (type: int)
+                  expressions: _col0 (type: int), _col3 (type: int)
                   outputColumnNames: _col0, _col1
-                  Statistics: Num rows: 1339 Data size: 10712 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 1309 Data size: 10472 Basic stats: 
COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
-                    Statistics: Num rows: 1339 Data size: 10712 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 1309 Data size: 10472 Basic stats: 
COMPLETE Column stats: COMPLETE
                     table:
                         input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                         output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -299,8 +292,8 @@ STAGE PLANS:
     Tez
 #### A masked pattern was here ####
       Edges:
+        Map 1 <- Map 3 (CUSTOM_EDGE)
         Reducer 2 <- Map 1 (SIMPLE_EDGE), Map 4 (SIMPLE_EDGE)
-        Reducer 3 <- Map 5 (SIMPLE_EDGE), Reducer 2 (SIMPLE_EDGE)
 #### A masked pattern was here ####
       Vertices:
         Map 1 
@@ -315,12 +308,41 @@ STAGE PLANS:
                       expressions: key (type: int), value (type: string)
                       outputColumnNames: _col0, _col1
                       Statistics: Num rows: 500 Data size: 47500 Basic stats: 
COMPLETE Column stats: COMPLETE
+                      Map Join Operator
+                        condition map:
+                             Inner Join 0 to 1
+                        keys:
+                          0 _col0 (type: int)
+                          1 _col0 (type: int)
+                        outputColumnNames: _col0, _col1
+                        input vertices:
+                          1 Map 3
+                        Statistics: Num rows: 809 Data size: 76855 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: 809 Data size: 76855 Basic 
stats: COMPLETE Column stats: COMPLETE
+                          value expressions: _col0 (type: int)
+            Execution mode: vectorized, llap
+            LLAP IO: no inputs
+        Map 3 
+            Map Operator Tree:
+                TableScan
+                  alias: c
+                  Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Filter Operator
+                    predicate: key is not null (type: boolean)
+                    Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Select Operator
+                      expressions: key (type: int)
+                      outputColumnNames: _col0
+                      Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
                       Reduce Output Operator
-                        key expressions: _col1 (type: string)
+                        key expressions: _col0 (type: int)
                         sort order: +
-                        Map-reduce partition columns: _col1 (type: string)
-                        Statistics: Num rows: 500 Data size: 47500 Basic 
stats: COMPLETE Column stats: COMPLETE
-                        value expressions: _col0 (type: int)
+                        Map-reduce partition columns: _col0 (type: int)
+                        Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
             Execution mode: vectorized, llap
             LLAP IO: no inputs
         Map 4 
@@ -343,25 +365,6 @@ STAGE PLANS:
                         value expressions: _col0 (type: int)
             Execution mode: vectorized, llap
             LLAP IO: no inputs
-        Map 5 
-            Map Operator Tree:
-                TableScan
-                  alias: c
-                  Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
-                  Filter Operator
-                    predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
-                    Select Operator
-                      expressions: key (type: int)
-                      outputColumnNames: _col0
-                      Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
-                      Reduce Output Operator
-                        key expressions: _col0 (type: int)
-                        sort order: +
-                        Map-reduce partition columns: _col0 (type: int)
-                        Statistics: Num rows: 500 Data size: 2000 Basic stats: 
COMPLETE Column stats: COMPLETE
-            Execution mode: vectorized, llap
-            LLAP IO: no inputs
         Reducer 2 
             Execution mode: llap
             Reduce Operator Tree:
@@ -371,32 +374,15 @@ STAGE PLANS:
                 keys:
                   0 _col1 (type: string)
                   1 _col1 (type: string)
-                outputColumnNames: _col0, _col2
-                Statistics: Num rows: 809 Data size: 6472 Basic stats: 
COMPLETE Column stats: COMPLETE
-                Reduce Output Operator
-                  key expressions: _col0 (type: int)
-                  sort order: +
-                  Map-reduce partition columns: _col0 (type: int)
-                  Statistics: Num rows: 809 Data size: 6472 Basic stats: 
COMPLETE Column stats: COMPLETE
-                  value expressions: _col2 (type: int)
-        Reducer 3 
-            Execution mode: llap
-            Reduce Operator Tree:
-              Merge Join Operator
-                condition map:
-                     Inner Join 0 to 1
-                keys:
-                  0 _col0 (type: int)
-                  1 _col0 (type: int)
-                outputColumnNames: _col0, _col2
-                Statistics: Num rows: 1339 Data size: 10712 Basic stats: 
COMPLETE Column stats: COMPLETE
+                outputColumnNames: _col0, _col3
+                Statistics: Num rows: 1309 Data size: 10472 Basic stats: 
COMPLETE Column stats: COMPLETE
                 Select Operator
-                  expressions: _col0 (type: int), _col2 (type: int)
+                  expressions: _col0 (type: int), _col3 (type: int)
                   outputColumnNames: _col0, _col1
-                  Statistics: Num rows: 1339 Data size: 10712 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 1309 Data size: 10472 Basic stats: 
COMPLETE Column stats: COMPLETE
                   File Output Operator
                     compressed: false
-                    Statistics: Num rows: 1339 Data size: 10712 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 1309 Data size: 10472 Basic stats: 
COMPLETE Column stats: COMPLETE
                     table:
                         input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                         output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -684,10 +670,10 @@ STAGE PLANS:
                   0 _col0 (type: int)
                   1 _col0 (type: int)
                 outputColumnNames: _col0, _col1
-                Statistics: Num rows: 272 Data size: 2176 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 267 Data size: 2136 Basic stats: 
COMPLETE Column stats: COMPLETE
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 272 Data size: 2176 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 267 Data size: 2136 Basic stats: 
COMPLETE Column stats: COMPLETE
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -738,10 +724,10 @@ STAGE PLANS:
                         outputColumnNames: _col0, _col1
                         input vertices:
                           1 Map 2
-                        Statistics: Num rows: 272 Data size: 2176 Basic stats: 
COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 267 Data size: 2136 Basic stats: 
COMPLETE Column stats: COMPLETE
                         File Output Operator
                           compressed: false
-                          Statistics: Num rows: 272 Data size: 2176 Basic 
stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 267 Data size: 2136 Basic 
stats: COMPLETE Column stats: COMPLETE
                           table:
                               input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                               output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -840,10 +826,10 @@ STAGE PLANS:
                   0 _col0 (type: int)
                   1 _col0 (type: int)
                 outputColumnNames: _col0, _col1
-                Statistics: Num rows: 272 Data size: 2176 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 267 Data size: 2136 Basic stats: 
COMPLETE Column stats: COMPLETE
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 272 Data size: 2176 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 267 Data size: 2136 Basic stats: 
COMPLETE Column stats: COMPLETE
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -894,10 +880,10 @@ STAGE PLANS:
                         outputColumnNames: _col0, _col1
                         input vertices:
                           1 Map 2
-                        Statistics: Num rows: 272 Data size: 2176 Basic stats: 
COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 267 Data size: 2136 Basic stats: 
COMPLETE Column stats: COMPLETE
                         File Output Operator
                           compressed: false
-                          Statistics: Num rows: 272 Data size: 2176 Basic 
stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 267 Data size: 2136 Basic 
stats: COMPLETE Column stats: COMPLETE
                           table:
                               input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                               output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -996,10 +982,10 @@ STAGE PLANS:
                   0 _col0 (type: int)
                   1 _col0 (type: int)
                 outputColumnNames: _col0, _col1
-                Statistics: Num rows: 272 Data size: 2176 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 267 Data size: 2136 Basic stats: 
COMPLETE Column stats: COMPLETE
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 272 Data size: 2176 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 267 Data size: 2136 Basic stats: 
COMPLETE Column stats: COMPLETE
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -1069,10 +1055,10 @@ STAGE PLANS:
                         outputColumnNames: _col0, _col1
                         input vertices:
                           0 Map 1
-                        Statistics: Num rows: 272 Data size: 2176 Basic stats: 
COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 267 Data size: 2136 Basic stats: 
COMPLETE Column stats: COMPLETE
                         File Output Operator
                           compressed: false
-                          Statistics: Num rows: 272 Data size: 2176 Basic 
stats: COMPLETE Column stats: COMPLETE
+                          Statistics: Num rows: 267 Data size: 2136 Basic 
stats: COMPLETE Column stats: COMPLETE
                           table:
                               input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                               output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat

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