http://git-wip-us.apache.org/repos/asf/hive/blob/ba54eb5d/ql/src/test/results/clientpositive/merge_dynamic_partition2.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/merge_dynamic_partition2.q.out 
b/ql/src/test/results/clientpositive/merge_dynamic_partition2.q.out
index aa87e3b..f8243c0 100644
--- a/ql/src/test/results/clientpositive/merge_dynamic_partition2.q.out
+++ b/ql/src/test/results/clientpositive/merge_dynamic_partition2.q.out
@@ -86,14 +86,14 @@ STAGE PLANS:
       Map Operator Tree:
           TableScan
             alias: srcpart_merge_dp_n0
-            Statistics: Num rows: 297 Data size: 174150 Basic stats: COMPLETE 
Column stats: NONE
+            Statistics: Num rows: 297 Data size: 174150 Basic stats: PARTIAL 
Column stats: NONE
             Select Operator
               expressions: key (type: string), value (type: string), hr (type: 
string)
               outputColumnNames: _col0, _col1, _col2
-              Statistics: Num rows: 297 Data size: 174150 Basic stats: 
COMPLETE Column stats: NONE
+              Statistics: Num rows: 297 Data size: 174150 Basic stats: PARTIAL 
Column stats: NONE
               File Output Operator
                 compressed: false
-                Statistics: Num rows: 297 Data size: 174150 Basic stats: 
COMPLETE Column stats: NONE
+                Statistics: Num rows: 297 Data size: 174150 Basic stats: 
PARTIAL Column stats: NONE
                 table:
                     input format: org.apache.hadoop.mapred.TextInputFormat
                     output format: 
org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -102,18 +102,18 @@ STAGE PLANS:
               Select Operator
                 expressions: _col0 (type: string), _col1 (type: string), 
'2008-04-08' (type: string), _col2 (type: string)
                 outputColumnNames: key, value, ds, hr
-                Statistics: Num rows: 297 Data size: 174150 Basic stats: 
COMPLETE Column stats: NONE
+                Statistics: Num rows: 297 Data size: 174150 Basic stats: 
PARTIAL Column stats: NONE
                 Group By Operator
                   aggregations: compute_stats(key, 'hll'), 
compute_stats(value, 'hll')
                   keys: ds (type: string), hr (type: string)
                   mode: hash
                   outputColumnNames: _col0, _col1, _col2, _col3
-                  Statistics: Num rows: 297 Data size: 174150 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 297 Data size: 174150 Basic stats: 
PARTIAL Column stats: NONE
                   Reduce Output Operator
                     key expressions: _col0 (type: string), _col1 (type: string)
                     sort order: ++
                     Map-reduce partition columns: _col0 (type: string), _col1 
(type: string)
-                    Statistics: Num rows: 297 Data size: 174150 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 297 Data size: 174150 Basic stats: 
PARTIAL Column stats: NONE
                     value expressions: _col2 (type: 
struct<columntype:string,maxlength:bigint,sumlength:bigint,count:bigint,countnulls:bigint,bitvector:binary>),
 _col3 (type: 
struct<columntype:string,maxlength:bigint,sumlength:bigint,count:bigint,countnulls:bigint,bitvector:binary>)
       Reduce Operator Tree:
         Group By Operator
@@ -121,14 +121,14 @@ STAGE PLANS:
           keys: KEY._col0 (type: string), KEY._col1 (type: string)
           mode: mergepartial
           outputColumnNames: _col0, _col1, _col2, _col3
-          Statistics: Num rows: 148 Data size: 86781 Basic stats: COMPLETE 
Column stats: NONE
+          Statistics: Num rows: 148 Data size: 86781 Basic stats: PARTIAL 
Column stats: NONE
           Select Operator
             expressions: _col2 (type: 
struct<columntype:string,maxlength:bigint,avglength:double,countnulls:bigint,numdistinctvalues:bigint,ndvbitvector:binary>),
 _col3 (type: 
struct<columntype:string,maxlength:bigint,avglength:double,countnulls:bigint,numdistinctvalues:bigint,ndvbitvector:binary>),
 _col0 (type: string), _col1 (type: string)
             outputColumnNames: _col0, _col1, _col2, _col3
-            Statistics: Num rows: 148 Data size: 86781 Basic stats: COMPLETE 
Column stats: NONE
+            Statistics: Num rows: 148 Data size: 86781 Basic stats: PARTIAL 
Column stats: NONE
             File Output Operator
               compressed: false
-              Statistics: Num rows: 148 Data size: 86781 Basic stats: COMPLETE 
Column stats: NONE
+              Statistics: Num rows: 148 Data size: 86781 Basic stats: PARTIAL 
Column stats: NONE
               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/ba54eb5d/ql/src/test/results/clientpositive/merge_dynamic_partition3.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/merge_dynamic_partition3.q.out 
b/ql/src/test/results/clientpositive/merge_dynamic_partition3.q.out
index 6ffcf4c..4436e1d 100644
--- a/ql/src/test/results/clientpositive/merge_dynamic_partition3.q.out
+++ b/ql/src/test/results/clientpositive/merge_dynamic_partition3.q.out
@@ -146,14 +146,14 @@ STAGE PLANS:
       Map Operator Tree:
           TableScan
             alias: srcpart_merge_dp_n2
-            Statistics: Num rows: 594 Data size: 348300 Basic stats: COMPLETE 
Column stats: NONE
+            Statistics: Num rows: 594 Data size: 348300 Basic stats: PARTIAL 
Column stats: NONE
             Select Operator
               expressions: key (type: string), value (type: string), ds (type: 
string), hr (type: string)
               outputColumnNames: _col0, _col1, _col2, _col3
-              Statistics: Num rows: 594 Data size: 348300 Basic stats: 
COMPLETE Column stats: NONE
+              Statistics: Num rows: 594 Data size: 348300 Basic stats: PARTIAL 
Column stats: NONE
               File Output Operator
                 compressed: false
-                Statistics: Num rows: 594 Data size: 348300 Basic stats: 
COMPLETE Column stats: NONE
+                Statistics: Num rows: 594 Data size: 348300 Basic stats: 
PARTIAL Column stats: NONE
                 table:
                     input format: org.apache.hadoop.mapred.TextInputFormat
                     output format: 
org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -162,18 +162,18 @@ STAGE PLANS:
               Select Operator
                 expressions: _col0 (type: string), _col1 (type: string), _col2 
(type: string), _col3 (type: string)
                 outputColumnNames: key, value, ds, hr
-                Statistics: Num rows: 594 Data size: 348300 Basic stats: 
COMPLETE Column stats: NONE
+                Statistics: Num rows: 594 Data size: 348300 Basic stats: 
PARTIAL Column stats: NONE
                 Group By Operator
                   aggregations: compute_stats(key, 'hll'), 
compute_stats(value, 'hll')
                   keys: ds (type: string), hr (type: string)
                   mode: hash
                   outputColumnNames: _col0, _col1, _col2, _col3
-                  Statistics: Num rows: 594 Data size: 348300 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 594 Data size: 348300 Basic stats: 
PARTIAL Column stats: NONE
                   Reduce Output Operator
                     key expressions: _col0 (type: string), _col1 (type: string)
                     sort order: ++
                     Map-reduce partition columns: _col0 (type: string), _col1 
(type: string)
-                    Statistics: Num rows: 594 Data size: 348300 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 594 Data size: 348300 Basic stats: 
PARTIAL Column stats: NONE
                     value expressions: _col2 (type: 
struct<columntype:string,maxlength:bigint,sumlength:bigint,count:bigint,countnulls:bigint,bitvector:binary>),
 _col3 (type: 
struct<columntype:string,maxlength:bigint,sumlength:bigint,count:bigint,countnulls:bigint,bitvector:binary>)
       Reduce Operator Tree:
         Group By Operator
@@ -181,14 +181,14 @@ STAGE PLANS:
           keys: KEY._col0 (type: string), KEY._col1 (type: string)
           mode: mergepartial
           outputColumnNames: _col0, _col1, _col2, _col3
-          Statistics: Num rows: 297 Data size: 174150 Basic stats: COMPLETE 
Column stats: NONE
+          Statistics: Num rows: 297 Data size: 174150 Basic stats: PARTIAL 
Column stats: NONE
           Select Operator
             expressions: _col2 (type: 
struct<columntype:string,maxlength:bigint,avglength:double,countnulls:bigint,numdistinctvalues:bigint,ndvbitvector:binary>),
 _col3 (type: 
struct<columntype:string,maxlength:bigint,avglength:double,countnulls:bigint,numdistinctvalues:bigint,ndvbitvector:binary>),
 _col0 (type: string), _col1 (type: string)
             outputColumnNames: _col0, _col1, _col2, _col3
-            Statistics: Num rows: 297 Data size: 174150 Basic stats: COMPLETE 
Column stats: NONE
+            Statistics: Num rows: 297 Data size: 174150 Basic stats: PARTIAL 
Column stats: NONE
             File Output Operator
               compressed: false
-              Statistics: Num rows: 297 Data size: 174150 Basic stats: 
COMPLETE Column stats: NONE
+              Statistics: Num rows: 297 Data size: 174150 Basic stats: PARTIAL 
Column stats: NONE
               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/ba54eb5d/ql/src/test/results/clientpositive/nullgroup5.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/nullgroup5.q.out 
b/ql/src/test/results/clientpositive/nullgroup5.q.out
index 2f35740..7b262d9 100644
--- a/ql/src/test/results/clientpositive/nullgroup5.q.out
+++ b/ql/src/test/results/clientpositive/nullgroup5.q.out
@@ -77,11 +77,11 @@ STAGE PLANS:
                         serde: 
org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
           TableScan
             alias: y
-            Statistics: Num rows: 120 Data size: 58120 Basic stats: COMPLETE 
Column stats: NONE
+            Statistics: Num rows: 120 Data size: 58120 Basic stats: PARTIAL 
Column stats: NONE
             Select Operator
               expressions: key (type: string), value (type: string)
               outputColumnNames: _col0, _col1
-              Statistics: Num rows: 120 Data size: 58120 Basic stats: COMPLETE 
Column stats: NONE
+              Statistics: Num rows: 120 Data size: 58120 Basic stats: PARTIAL 
Column stats: NONE
               Union
                 Statistics: Num rows: 121 Data size: 58120 Basic stats: 
PARTIAL Column stats: NONE
                 File Output Operator

http://git-wip-us.apache.org/repos/asf/hive/blob/ba54eb5d/ql/src/test/results/clientpositive/row__id.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/row__id.q.out 
b/ql/src/test/results/clientpositive/row__id.q.out
index bad2d78..7762a58 100644
--- a/ql/src/test/results/clientpositive/row__id.q.out
+++ b/ql/src/test/results/clientpositive/row__id.q.out
@@ -62,24 +62,24 @@ STAGE PLANS:
       Map Operator Tree:
           TableScan
             alias: hello_acid
-            Statistics: Num rows: 78 Data size: 19860 Basic stats: COMPLETE 
Column stats: NONE
+            Statistics: Num rows: 78 Data size: 19860 Basic stats: PARTIAL 
Column stats: NONE
             Select Operator
               expressions: ROW__ID.writeid (type: bigint)
               outputColumnNames: _col0
-              Statistics: Num rows: 78 Data size: 19860 Basic stats: COMPLETE 
Column stats: NONE
+              Statistics: Num rows: 78 Data size: 19860 Basic stats: PARTIAL 
Column stats: NONE
               Reduce Output Operator
                 key expressions: _col0 (type: bigint)
                 sort order: +
-                Statistics: Num rows: 78 Data size: 19860 Basic stats: 
COMPLETE Column stats: NONE
+                Statistics: Num rows: 78 Data size: 19860 Basic stats: PARTIAL 
Column stats: NONE
       Execution mode: vectorized
       Reduce Operator Tree:
         Select Operator
           expressions: KEY.reducesinkkey0 (type: bigint)
           outputColumnNames: _col0
-          Statistics: Num rows: 78 Data size: 19860 Basic stats: COMPLETE 
Column stats: NONE
+          Statistics: Num rows: 78 Data size: 19860 Basic stats: PARTIAL 
Column stats: NONE
           File Output Operator
             compressed: false
-            Statistics: Num rows: 78 Data size: 19860 Basic stats: COMPLETE 
Column stats: NONE
+            Statistics: Num rows: 78 Data size: 19860 Basic stats: PARTIAL 
Column stats: NONE
             table:
                 input format: org.apache.hadoop.mapred.SequenceFileInputFormat
                 output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -124,17 +124,17 @@ STAGE PLANS:
       Map Operator Tree:
           TableScan
             alias: hello_acid
-            Statistics: Num rows: 78 Data size: 19860 Basic stats: COMPLETE 
Column stats: NONE
+            Statistics: Num rows: 78 Data size: 19860 Basic stats: PARTIAL 
Column stats: NONE
             Filter Operator
               predicate: (ROW__ID.writeid = 3) (type: boolean)
-              Statistics: Num rows: 39 Data size: 9930 Basic stats: COMPLETE 
Column stats: NONE
+              Statistics: Num rows: 39 Data size: 9930 Basic stats: PARTIAL 
Column stats: NONE
               Select Operator
                 expressions: ROW__ID.writeid (type: bigint)
                 outputColumnNames: _col0
-                Statistics: Num rows: 39 Data size: 9930 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 39 Data size: 9930 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 39 Data size: 9930 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 39 Data size: 9930 Basic stats: 
PARTIAL Column stats: NONE
                   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/ba54eb5d/ql/src/test/results/clientpositive/smb_mapjoin_10.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/smb_mapjoin_10.q.out 
b/ql/src/test/results/clientpositive/smb_mapjoin_10.q.out
index 25e5eac..e5094f0 100644
--- a/ql/src/test/results/clientpositive/smb_mapjoin_10.q.out
+++ b/ql/src/test/results/clientpositive/smb_mapjoin_10.q.out
@@ -78,10 +78,10 @@ STAGE PLANS:
       Map Operator Tree:
           TableScan
             alias: b
-            Statistics: Num rows: 13 Data size: 4140 Basic stats: COMPLETE 
Column stats: NONE
+            Statistics: Num rows: 13 Data size: 4140 Basic stats: PARTIAL 
Column stats: NONE
             Filter Operator
               predicate: (pageid is not null and postid is not null and type 
is not null and userid is not null) (type: boolean)
-              Statistics: Num rows: 13 Data size: 4140 Basic stats: COMPLETE 
Column stats: NONE
+              Statistics: Num rows: 13 Data size: 4140 Basic stats: PARTIAL 
Column stats: NONE
               Sorted Merge Bucket Map Join Operator
                 condition map:
                      Inner Join 0 to 1

http://git-wip-us.apache.org/repos/asf/hive/blob/ba54eb5d/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_1.q.out
----------------------------------------------------------------------
diff --git 
a/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_1.q.out 
b/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_1.q.out
index b65469a..1696d55 100644
--- a/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_1.q.out
+++ b/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_1.q.out
@@ -118,16 +118,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                       Sorted Merge Bucket Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -135,17 +135,17 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 1
-                        Statistics: Num rows: 264 Data size: 127864 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 264 Data size: 127864 Basic 
stats: PARTIAL Column stats: NONE
                         BucketMapJoin: true
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
-                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                           Reduce Output Operator
                             null sort order: 
                             sort order: 
-                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                             tag: -1
                             value expressions: _col0 (type: bigint)
                             auto parallelism: false
@@ -263,13 +263,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
@@ -329,16 +329,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                       Sorted Merge Bucket Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -346,17 +346,17 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 264 Data size: 127864 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 264 Data size: 127864 Basic 
stats: PARTIAL Column stats: NONE
                         BucketMapJoin: true
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
-                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                           Reduce Output Operator
                             null sort order: 
                             sort order: 
-                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                             tag: -1
                             value expressions: _col0 (type: bigint)
                             auto parallelism: false
@@ -474,13 +474,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
@@ -540,16 +540,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                       Sorted Merge Bucket Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -557,17 +557,17 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 264 Data size: 127864 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 264 Data size: 127864 Basic 
stats: PARTIAL Column stats: NONE
                         BucketMapJoin: true
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
-                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                           Reduce Output Operator
                             null sort order: 
                             sort order: 
-                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                             tag: -1
                             value expressions: _col0 (type: bigint)
                             auto parallelism: false
@@ -685,13 +685,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/ba54eb5d/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_12.q.out
----------------------------------------------------------------------
diff --git 
a/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_12.q.out 
b/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_12.q.out
index 66fbf74..0223bf3 100644
--- a/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_12.q.out
+++ b/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_12.q.out
@@ -156,22 +156,22 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: c
-                  Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         null sort order: a
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 240 Data size: 116240 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 240 Data size: 116240 Basic 
stats: PARTIAL Column stats: NONE
                         tag: 0
                         auto parallelism: false
             Execution mode: vectorized
@@ -285,22 +285,22 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 3 Data size: 1700 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 3 Data size: 1700 Basic stats: PARTIAL 
Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 3 Data size: 1700 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 3 Data size: 1700 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 3 Data size: 1700 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 3 Data size: 1700 Basic stats: 
PARTIAL Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         null sort order: a
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 3 Data size: 1700 Basic stats: 
COMPLETE Column stats: NONE
+                        Statistics: Num rows: 3 Data size: 1700 Basic stats: 
PARTIAL Column stats: NONE
                         tag: 1
                         auto parallelism: false
             Execution mode: vectorized
@@ -363,22 +363,22 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 2 Data size: 1140 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 2 Data size: 1140 Basic stats: PARTIAL 
Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 2 Data size: 1140 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 2 Data size: 1140 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 2 Data size: 1140 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 2 Data size: 1140 Basic stats: 
PARTIAL Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         null sort order: a
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 2 Data size: 1140 Basic stats: 
COMPLETE Column stats: NONE
+                        Statistics: Num rows: 2 Data size: 1140 Basic stats: 
PARTIAL Column stats: NONE
                         tag: 2
                         auto parallelism: false
             Execution mode: vectorized
@@ -441,14 +441,14 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: d
-                  Statistics: Num rows: 3 Data size: 1700 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 3 Data size: 1700 Basic stats: PARTIAL 
Column stats: NONE
                   GatherStats: false
                   Select Operator
-                    Statistics: Num rows: 3 Data size: 1700 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 3 Data size: 1700 Basic stats: 
PARTIAL Column stats: NONE
                     Reduce Output Operator
                       null sort order: 
                       sort order: 
-                      Statistics: Num rows: 3 Data size: 1700 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 3 Data size: 1700 Basic stats: 
PARTIAL Column stats: NONE
                       tag: 1
                       auto parallelism: false
             Execution mode: vectorized
@@ -518,11 +518,11 @@ STAGE PLANS:
                   0 _col0 (type: string)
                   1 _col0 (type: string)
                   2 _col0 (type: string)
-                Statistics: Num rows: 528 Data size: 255728 Basic stats: 
COMPLETE Column stats: NONE
+                Statistics: Num rows: 528 Data size: 255728 Basic stats: 
PARTIAL Column stats: NONE
                 Reduce Output Operator
                   null sort order: 
                   sort order: 
-                  Statistics: Num rows: 528 Data size: 255728 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 528 Data size: 255728 Basic stats: 
PARTIAL Column stats: NONE
                   tag: 0
                   auto parallelism: false
         Reducer 3 
@@ -534,16 +534,16 @@ STAGE PLANS:
                 keys:
                   0 
                   1 
-                Statistics: Num rows: 1584 Data size: 1666368 Basic stats: 
COMPLETE Column stats: NONE
+                Statistics: Num rows: 1584 Data size: 1666368 Basic stats: 
PARTIAL Column stats: NONE
                 Group By Operator
                   aggregations: count()
                   mode: hash
                   outputColumnNames: _col0
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                   Reduce Output Operator
                     null sort order: 
                     sort order: 
-                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                    Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                     tag: -1
                     value expressions: _col0 (type: bigint)
                     auto parallelism: false
@@ -555,13 +555,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/ba54eb5d/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_2.q.out
----------------------------------------------------------------------
diff --git 
a/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_2.q.out 
b/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_2.q.out
index aa58815..9f7eae7 100644
--- a/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_2.q.out
+++ b/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_2.q.out
@@ -100,16 +100,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 112 Data size: 55000 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 112 Data size: 55000 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 112 Data size: 55000 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 112 Data size: 55000 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 112 Data size: 55000 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 112 Data size: 55000 Basic stats: 
PARTIAL Column stats: NONE
                       Sorted Merge Bucket Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -117,17 +117,17 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 123 Data size: 60500 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 123 Data size: 60500 Basic 
stats: PARTIAL Column stats: NONE
                         BucketMapJoin: true
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
-                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                           Reduce Output Operator
                             null sort order: 
                             sort order: 
-                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                             tag: -1
                             value expressions: _col0 (type: bigint)
                             auto parallelism: false
@@ -245,13 +245,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
@@ -311,16 +311,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 112 Data size: 55000 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 112 Data size: 55000 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 112 Data size: 55000 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 112 Data size: 55000 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 112 Data size: 55000 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 112 Data size: 55000 Basic stats: 
PARTIAL Column stats: NONE
                       Sorted Merge Bucket Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -328,17 +328,17 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 123 Data size: 60500 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 123 Data size: 60500 Basic 
stats: PARTIAL Column stats: NONE
                         BucketMapJoin: true
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
-                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                           Reduce Output Operator
                             null sort order: 
                             sort order: 
-                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                             tag: -1
                             value expressions: _col0 (type: bigint)
                             auto parallelism: false
@@ -456,13 +456,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/ba54eb5d/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_3.q.out
----------------------------------------------------------------------
diff --git 
a/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_3.q.out 
b/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_3.q.out
index 30f7e04..db006ea 100644
--- a/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_3.q.out
+++ b/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_3.q.out
@@ -100,16 +100,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 120 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 120 Data size: 58120 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 120 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 120 Data size: 58120 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 120 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 120 Data size: 58120 Basic stats: 
PARTIAL Column stats: NONE
                       Sorted Merge Bucket Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -117,17 +117,17 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 1
-                        Statistics: Num rows: 132 Data size: 63932 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 132 Data size: 63932 Basic 
stats: PARTIAL Column stats: NONE
                         BucketMapJoin: true
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
-                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                           Reduce Output Operator
                             null sort order: 
                             sort order: 
-                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                             tag: -1
                             value expressions: _col0 (type: bigint)
                             auto parallelism: false
@@ -194,13 +194,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
@@ -260,16 +260,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 120 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 120 Data size: 58120 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 120 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 120 Data size: 58120 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 120 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 120 Data size: 58120 Basic stats: 
PARTIAL Column stats: NONE
                       Sorted Merge Bucket Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -277,17 +277,17 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 132 Data size: 63932 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 132 Data size: 63932 Basic 
stats: PARTIAL Column stats: NONE
                         BucketMapJoin: true
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
-                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                           Reduce Output Operator
                             null sort order: 
                             sort order: 
-                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                             tag: -1
                             value expressions: _col0 (type: bigint)
                             auto parallelism: false
@@ -354,13 +354,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
@@ -420,16 +420,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 120 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 120 Data size: 58120 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 120 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 120 Data size: 58120 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 120 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 120 Data size: 58120 Basic stats: 
PARTIAL Column stats: NONE
                       Sorted Merge Bucket Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -437,17 +437,17 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 132 Data size: 63932 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 132 Data size: 63932 Basic 
stats: PARTIAL Column stats: NONE
                         BucketMapJoin: true
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
-                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                           Reduce Output Operator
                             null sort order: 
                             sort order: 
-                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                             tag: -1
                             value expressions: _col0 (type: bigint)
                             auto parallelism: false
@@ -514,13 +514,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/ba54eb5d/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_4.q.out
----------------------------------------------------------------------
diff --git 
a/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_4.q.out 
b/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_4.q.out
index 455b725..725c248 100644
--- a/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_4.q.out
+++ b/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_4.q.out
@@ -116,16 +116,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 56 Data size: 27500 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 56 Data size: 27500 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 56 Data size: 27500 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 56 Data size: 27500 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 56 Data size: 27500 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 56 Data size: 27500 Basic stats: 
PARTIAL Column stats: NONE
                       Sorted Merge Bucket Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -133,17 +133,17 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 1
-                        Statistics: Num rows: 61 Data size: 30250 Basic stats: 
COMPLETE Column stats: NONE
+                        Statistics: Num rows: 61 Data size: 30250 Basic stats: 
PARTIAL Column stats: NONE
                         BucketMapJoin: true
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
-                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                           Reduce Output Operator
                             null sort order: 
                             sort order: 
-                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                             tag: -1
                             value expressions: _col0 (type: bigint)
                             auto parallelism: false
@@ -210,13 +210,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
@@ -276,16 +276,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 56 Data size: 27500 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 56 Data size: 27500 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 56 Data size: 27500 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 56 Data size: 27500 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 56 Data size: 27500 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 56 Data size: 27500 Basic stats: 
PARTIAL Column stats: NONE
                       Sorted Merge Bucket Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -293,17 +293,17 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 61 Data size: 30250 Basic stats: 
COMPLETE Column stats: NONE
+                        Statistics: Num rows: 61 Data size: 30250 Basic stats: 
PARTIAL Column stats: NONE
                         BucketMapJoin: true
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
-                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                           Reduce Output Operator
                             null sort order: 
                             sort order: 
-                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                             tag: -1
                             value expressions: _col0 (type: bigint)
                             auto parallelism: false
@@ -370,13 +370,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
@@ -436,16 +436,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 56 Data size: 27500 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 56 Data size: 27500 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 56 Data size: 27500 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 56 Data size: 27500 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 56 Data size: 27500 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 56 Data size: 27500 Basic stats: 
PARTIAL Column stats: NONE
                       Sorted Merge Bucket Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -453,17 +453,17 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 61 Data size: 30250 Basic stats: 
COMPLETE Column stats: NONE
+                        Statistics: Num rows: 61 Data size: 30250 Basic stats: 
PARTIAL Column stats: NONE
                         BucketMapJoin: true
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
-                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                           Reduce Output Operator
                             null sort order: 
                             sort order: 
-                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                             tag: -1
                             value expressions: _col0 (type: bigint)
                             auto parallelism: false
@@ -530,13 +530,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/ba54eb5d/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_7.q.out
----------------------------------------------------------------------
diff --git 
a/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_7.q.out 
b/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_7.q.out
index e43adb7..44a965f 100644
--- a/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_7.q.out
+++ b/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_7.q.out
@@ -133,16 +133,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 112 Data size: 55000 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 112 Data size: 55000 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 112 Data size: 55000 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 112 Data size: 55000 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 112 Data size: 55000 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 112 Data size: 55000 Basic stats: 
PARTIAL Column stats: NONE
                       Sorted Merge Bucket Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -150,17 +150,17 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 1
-                        Statistics: Num rows: 123 Data size: 60500 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 123 Data size: 60500 Basic 
stats: PARTIAL Column stats: NONE
                         BucketMapJoin: true
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
-                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                           Reduce Output Operator
                             null sort order: 
                             sort order: 
-                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                             tag: -1
                             value expressions: _col0 (type: bigint)
                             auto parallelism: false
@@ -278,13 +278,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
@@ -346,16 +346,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 112 Data size: 55000 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 112 Data size: 55000 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 112 Data size: 55000 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 112 Data size: 55000 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 112 Data size: 55000 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 112 Data size: 55000 Basic stats: 
PARTIAL Column stats: NONE
                       Sorted Merge Bucket Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -363,17 +363,17 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 123 Data size: 60500 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 123 Data size: 60500 Basic 
stats: PARTIAL Column stats: NONE
                         BucketMapJoin: true
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
-                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                           Reduce Output Operator
                             null sort order: 
                             sort order: 
-                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                             tag: -1
                             value expressions: _col0 (type: bigint)
                             auto parallelism: false
@@ -491,13 +491,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
@@ -559,16 +559,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 112 Data size: 55000 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 112 Data size: 55000 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 112 Data size: 55000 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 112 Data size: 55000 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 112 Data size: 55000 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 112 Data size: 55000 Basic stats: 
PARTIAL Column stats: NONE
                       Sorted Merge Bucket Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -576,17 +576,17 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 123 Data size: 60500 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 123 Data size: 60500 Basic 
stats: PARTIAL Column stats: NONE
                         BucketMapJoin: true
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
-                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                           Reduce Output Operator
                             null sort order: 
                             sort order: 
-                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                             tag: -1
                             value expressions: _col0 (type: bigint)
                             auto parallelism: false
@@ -704,13 +704,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/ba54eb5d/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_8.q.out
----------------------------------------------------------------------
diff --git 
a/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_8.q.out 
b/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_8.q.out
index 1ea8f44..e434be9 100644
--- a/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_8.q.out
+++ b/ql/src/test/results/clientpositive/spark/auto_sortmerge_join_8.q.out
@@ -133,16 +133,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                       Sorted Merge Bucket Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -150,17 +150,17 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 1
-                        Statistics: Num rows: 264 Data size: 127864 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 264 Data size: 127864 Basic 
stats: PARTIAL Column stats: NONE
                         BucketMapJoin: true
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
-                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                           Reduce Output Operator
                             null sort order: 
                             sort order: 
-                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                             tag: -1
                             value expressions: _col0 (type: bigint)
                             auto parallelism: false
@@ -278,13 +278,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
@@ -346,16 +346,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                       Sorted Merge Bucket Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -363,17 +363,17 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 264 Data size: 127864 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 264 Data size: 127864 Basic 
stats: PARTIAL Column stats: NONE
                         BucketMapJoin: true
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
-                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                           Reduce Output Operator
                             null sort order: 
                             sort order: 
-                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                             tag: -1
                             value expressions: _col0 (type: bigint)
                             auto parallelism: false
@@ -491,13 +491,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
@@ -559,16 +559,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 240 Data size: 116240 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 240 Data size: 116240 Basic stats: 
PARTIAL Column stats: NONE
                       Sorted Merge Bucket Map Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -576,17 +576,17 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 264 Data size: 127864 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 264 Data size: 127864 Basic 
stats: PARTIAL Column stats: NONE
                         BucketMapJoin: true
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
-                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                          Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                           Reduce Output Operator
                             null sort order: 
                             sort order: 
-                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
COMPLETE Column stats: NONE
+                            Statistics: Num rows: 1 Data size: 8 Basic stats: 
PARTIAL Column stats: NONE
                             tag: -1
                             value expressions: _col0 (type: bigint)
                             auto parallelism: false
@@ -704,13 +704,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat

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