http://git-wip-us.apache.org/repos/asf/hive/blob/15d7d6dc/ql/src/test/results/clientpositive/merge_dynamic_partition.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/merge_dynamic_partition.q.out 
b/ql/src/test/results/clientpositive/merge_dynamic_partition.q.out
index 068d589..6cd4247 100644
--- a/ql/src/test/results/clientpositive/merge_dynamic_partition.q.out
+++ b/ql/src/test/results/clientpositive/merge_dynamic_partition.q.out
@@ -65,14 +65,14 @@ STAGE PLANS:
           TableScan
             alias: srcpart_merge_dp_n1
             filterExpr: (ds = '2008-04-08') (type: boolean)
-            Statistics: Num rows: 99 Data size: 58120 Basic stats: COMPLETE 
Column stats: NONE
+            Statistics: Num rows: 99 Data size: 58120 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: 99 Data size: 58120 Basic stats: COMPLETE 
Column stats: NONE
+              Statistics: Num rows: 99 Data size: 58120 Basic stats: PARTIAL 
Column stats: NONE
               File Output Operator
                 compressed: false
-                Statistics: Num rows: 99 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                Statistics: Num rows: 99 Data size: 58120 Basic stats: PARTIAL 
Column stats: NONE
                 table:
                     input format: org.apache.hadoop.mapred.TextInputFormat
                     output format: 
org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -81,18 +81,18 @@ 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: 99 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                Statistics: Num rows: 99 Data size: 58120 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: 99 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 99 Data size: 58120 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: 99 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 99 Data size: 58120 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
@@ -100,14 +100,14 @@ STAGE PLANS:
           keys: KEY._col0 (type: string), KEY._col1 (type: string)
           mode: mergepartial
           outputColumnNames: _col0, _col1, _col2, _col3
-          Statistics: Num rows: 49 Data size: 28766 Basic stats: COMPLETE 
Column stats: NONE
+          Statistics: Num rows: 49 Data size: 28766 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: 49 Data size: 28766 Basic stats: COMPLETE 
Column stats: NONE
+            Statistics: Num rows: 49 Data size: 28766 Basic stats: PARTIAL 
Column stats: NONE
             File Output Operator
               compressed: false
-              Statistics: Num rows: 49 Data size: 28766 Basic stats: COMPLETE 
Column stats: NONE
+              Statistics: Num rows: 49 Data size: 28766 Basic stats: PARTIAL 
Column stats: NONE
               table:
                   input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                   output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -696,14 +696,14 @@ STAGE PLANS:
           TableScan
             alias: srcpart_merge_dp_n1
             filterExpr: (ds = '2008-04-08') (type: boolean)
-            Statistics: Num rows: 99 Data size: 58120 Basic stats: COMPLETE 
Column stats: NONE
+            Statistics: Num rows: 99 Data size: 58120 Basic stats: PARTIAL 
Column stats: NONE
             Select Operator
               expressions: key (type: string), value (type: string)
               outputColumnNames: _col0, _col1
-              Statistics: Num rows: 99 Data size: 58120 Basic stats: COMPLETE 
Column stats: NONE
+              Statistics: Num rows: 99 Data size: 58120 Basic stats: PARTIAL 
Column stats: NONE
               File Output Operator
                 compressed: false
-                Statistics: Num rows: 99 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                Statistics: Num rows: 99 Data size: 58120 Basic stats: PARTIAL 
Column stats: NONE
                 table:
                     input format: org.apache.hadoop.mapred.TextInputFormat
                     output format: 
org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -712,18 +712,18 @@ STAGE PLANS:
               Select Operator
                 expressions: _col0 (type: string), _col1 (type: string), 
'2008-04-08' (type: string), '11' (type: string)
                 outputColumnNames: key, value, ds, hr
-                Statistics: Num rows: 99 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                Statistics: Num rows: 99 Data size: 58120 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: 99 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 99 Data size: 58120 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: 99 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 99 Data size: 58120 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
@@ -731,14 +731,14 @@ STAGE PLANS:
           keys: KEY._col0 (type: string), KEY._col1 (type: string)
           mode: mergepartial
           outputColumnNames: _col0, _col1, _col2, _col3
-          Statistics: Num rows: 49 Data size: 28766 Basic stats: COMPLETE 
Column stats: NONE
+          Statistics: Num rows: 49 Data size: 28766 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: 49 Data size: 28766 Basic stats: COMPLETE 
Column stats: NONE
+            Statistics: Num rows: 49 Data size: 28766 Basic stats: PARTIAL 
Column stats: NONE
             File Output Operator
               compressed: false
-              Statistics: Num rows: 49 Data size: 28766 Basic stats: COMPLETE 
Column stats: NONE
+              Statistics: Num rows: 49 Data size: 28766 Basic stats: PARTIAL 
Column stats: NONE
               table:
                   input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                   output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -1366,14 +1366,14 @@ STAGE PLANS:
           TableScan
             alias: srcpart_merge_dp_n1
             filterExpr: ((ds = '2008-04-08') and (11.0D = 11.0D)) (type: 
boolean)
-            Statistics: Num rows: 99 Data size: 58120 Basic stats: COMPLETE 
Column stats: NONE
+            Statistics: Num rows: 99 Data size: 58120 Basic stats: PARTIAL 
Column stats: NONE
             Select Operator
               expressions: key (type: string), value (type: string), 
'2008-04-08' (type: string), hr (type: string)
               outputColumnNames: _col0, _col1, _col2, _col3
-              Statistics: Num rows: 99 Data size: 58120 Basic stats: COMPLETE 
Column stats: NONE
+              Statistics: Num rows: 99 Data size: 58120 Basic stats: PARTIAL 
Column stats: NONE
               File Output Operator
                 compressed: false
-                Statistics: Num rows: 99 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                Statistics: Num rows: 99 Data size: 58120 Basic stats: PARTIAL 
Column stats: NONE
                 table:
                     input format: org.apache.hadoop.mapred.TextInputFormat
                     output format: 
org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -1382,18 +1382,18 @@ 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: 99 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                Statistics: Num rows: 99 Data size: 58120 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: 99 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 99 Data size: 58120 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: 99 Data size: 58120 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 99 Data size: 58120 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
@@ -1401,14 +1401,14 @@ STAGE PLANS:
           keys: KEY._col0 (type: string), KEY._col1 (type: string)
           mode: mergepartial
           outputColumnNames: _col0, _col1, _col2, _col3
-          Statistics: Num rows: 49 Data size: 28766 Basic stats: COMPLETE 
Column stats: NONE
+          Statistics: Num rows: 49 Data size: 28766 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: 49 Data size: 28766 Basic stats: COMPLETE 
Column stats: NONE
+            Statistics: Num rows: 49 Data size: 28766 Basic stats: PARTIAL 
Column stats: NONE
             File Output Operator
               compressed: false
-              Statistics: Num rows: 49 Data size: 28766 Basic stats: COMPLETE 
Column stats: NONE
+              Statistics: Num rows: 49 Data size: 28766 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/15d7d6dc/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 551581b..3f8dccc 100644
--- a/ql/src/test/results/clientpositive/merge_dynamic_partition2.q.out
+++ b/ql/src/test/results/clientpositive/merge_dynamic_partition2.q.out
@@ -87,14 +87,14 @@ STAGE PLANS:
           TableScan
             alias: srcpart_merge_dp_n0
             filterExpr: (ds = '2008-04-08') (type: boolean)
-            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
@@ -103,18 +103,18 @@ 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
@@ -122,14 +122,14 @@ 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/15d7d6dc/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 bd9beb8..b25a80a 100644
--- a/ql/src/test/results/clientpositive/merge_dynamic_partition3.q.out
+++ b/ql/src/test/results/clientpositive/merge_dynamic_partition3.q.out
@@ -147,14 +147,14 @@ STAGE PLANS:
           TableScan
             alias: srcpart_merge_dp_n2
             filterExpr: (ds >= '2008-04-08') (type: boolean)
-            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
@@ -163,18 +163,18 @@ 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
@@ -182,14 +182,14 @@ 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/15d7d6dc/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 99e0273..cffd076 100644
--- a/ql/src/test/results/clientpositive/nullgroup5.q.out
+++ b/ql/src/test/results/clientpositive/nullgroup5.q.out
@@ -79,11 +79,11 @@ STAGE PLANS:
           TableScan
             alias: y
             filterExpr: (ds = '2009-04-09') (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), 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/15d7d6dc/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 e83b590..52ad866 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
@@ -125,17 +125,17 @@ STAGE PLANS:
           TableScan
             alias: hello_acid
             filterExpr: (ROW__ID.writeid = 3) (type: boolean)
-            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/15d7d6dc/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 6938b0e..8b48c7f 100644
--- a/ql/src/test/results/clientpositive/smb_mapjoin_10.q.out
+++ b/ql/src/test/results/clientpositive/smb_mapjoin_10.q.out
@@ -79,10 +79,10 @@ STAGE PLANS:
           TableScan
             alias: b
             filterExpr: (userid is not null and pageid is not null and postid 
is not null and type 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
             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/15d7d6dc/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 8c638d0..d70f97e 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
@@ -119,16 +119,16 @@ STAGE PLANS:
                 TableScan
                   alias: b
                   filterExpr: 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
                   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
@@ -136,17 +136,17 @@ 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
@@ -264,13 +264,13 @@ 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
@@ -331,16 +331,16 @@ STAGE PLANS:
                 TableScan
                   alias: a
                   filterExpr: 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
                   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
@@ -348,17 +348,17 @@ 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
@@ -476,13 +476,13 @@ 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
@@ -543,16 +543,16 @@ STAGE PLANS:
                 TableScan
                   alias: a
                   filterExpr: 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
                   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
@@ -560,17 +560,17 @@ 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
@@ -688,13 +688,13 @@ 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/15d7d6dc/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 e2fb5b7..b4f22ad 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
@@ -157,22 +157,22 @@ STAGE PLANS:
                 TableScan
                   alias: c
                   filterExpr: 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
                   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
@@ -287,22 +287,22 @@ STAGE PLANS:
                 TableScan
                   alias: b
                   filterExpr: 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
                   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
@@ -366,22 +366,22 @@ STAGE PLANS:
                 TableScan
                   alias: a
                   filterExpr: 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
                   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
@@ -444,14 +444,14 @@ 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
@@ -521,11 +521,11 @@ 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 
@@ -537,16 +537,16 @@ 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
@@ -558,13 +558,13 @@ 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/15d7d6dc/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 e4cb609..c9714b6 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
@@ -101,16 +101,16 @@ STAGE PLANS:
                 TableScan
                   alias: a
                   filterExpr: 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
                   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
@@ -118,17 +118,17 @@ 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
@@ -246,13 +246,13 @@ 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
@@ -313,16 +313,16 @@ STAGE PLANS:
                 TableScan
                   alias: a
                   filterExpr: 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
                   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
@@ -330,17 +330,17 @@ 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
@@ -458,13 +458,13 @@ 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/15d7d6dc/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 cc8b8df..a38e4f1 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
@@ -101,16 +101,16 @@ STAGE PLANS:
                 TableScan
                   alias: b
                   filterExpr: 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
                   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
@@ -118,17 +118,17 @@ 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
@@ -195,13 +195,13 @@ 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
@@ -262,16 +262,16 @@ STAGE PLANS:
                 TableScan
                   alias: a
                   filterExpr: 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
                   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
@@ -279,17 +279,17 @@ 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
@@ -356,13 +356,13 @@ 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
@@ -423,16 +423,16 @@ STAGE PLANS:
                 TableScan
                   alias: a
                   filterExpr: 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
                   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
@@ -440,17 +440,17 @@ 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
@@ -517,13 +517,13 @@ 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/15d7d6dc/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 4302c6c..68d8e27 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
@@ -117,16 +117,16 @@ STAGE PLANS:
                 TableScan
                   alias: b
                   filterExpr: 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
                   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
@@ -134,17 +134,17 @@ 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
@@ -211,13 +211,13 @@ 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
@@ -278,16 +278,16 @@ STAGE PLANS:
                 TableScan
                   alias: a
                   filterExpr: 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
                   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
@@ -295,17 +295,17 @@ 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
@@ -372,13 +372,13 @@ 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
@@ -439,16 +439,16 @@ STAGE PLANS:
                 TableScan
                   alias: a
                   filterExpr: 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
                   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
@@ -456,17 +456,17 @@ 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
@@ -533,13 +533,13 @@ 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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