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Posted to commits@hive.apache.org by ha...@apache.org on 2015/05/23 20:48:50 UTC

[17/48] hive git commit: HIVE-8769 : Physical optimizer : Incorrect CE results in a shuffle join instead of a Map join (PK/FK pattern not detected) (Pengcheng Xiong via Ashutosh Chauhan)

http://git-wip-us.apache.org/repos/asf/hive/blob/d823fc80/ql/src/test/results/clientpositive/spark/union_remove_20.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/spark/union_remove_20.q.out b/ql/src/test/results/clientpositive/spark/union_remove_20.q.out
index bd8f9d7..f57353f 100644
--- a/ql/src/test/results/clientpositive/spark/union_remove_20.q.out
+++ b/ql/src/test/results/clientpositive/spark/union_remove_20.q.out
@@ -78,43 +78,43 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
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                   Select Operator
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                     outputColumnNames: key
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                       keys: key (type: string)
                       mode: hash
                       outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
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                         value expressions: _col1 (type: bigint)
         Map 3 
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
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                   Select Operator
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                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
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                       keys: key (type: string)
                       mode: hash
                       outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                        Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                         value expressions: _col1 (type: bigint)
         Reducer 2 
             Reduce Operator Tree:
@@ -123,11 +123,14 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 Select Operator
                   expressions: _col1 (type: bigint), _col0 (type: string)
                   outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   File Output Operator
                     compressed: false
+                    Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                     table:
                         input format: org.apache.hadoop.mapred.TextInputFormat
                         output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -140,11 +143,14 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 Select Operator
                   expressions: _col1 (type: bigint), _col0 (type: string)
                   outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   File Output Operator
                     compressed: false
+                    Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                     table:
                         input format: org.apache.hadoop.mapred.TextInputFormat
                         output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/d823fc80/ql/src/test/results/clientpositive/spark/union_remove_21.q.out
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diff --git a/ql/src/test/results/clientpositive/spark/union_remove_21.q.out b/ql/src/test/results/clientpositive/spark/union_remove_21.q.out
index 9379e34..48867fb 100644
--- a/ql/src/test/results/clientpositive/spark/union_remove_21.q.out
+++ b/ql/src/test/results/clientpositive/spark/union_remove_21.q.out
@@ -78,43 +78,43 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
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                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
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                       keys: key (type: string)
                       mode: hash
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+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                        Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                         value expressions: _col1 (type: bigint)
         Map 3 
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string)
                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
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                       Reduce Output Operator
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                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
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                         value expressions: _col1 (type: bigint)
         Reducer 2 
             Reduce Operator Tree:
@@ -123,14 +123,18 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 Select Operator
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                   outputColumnNames: _col0
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                   Select Operator
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                     outputColumnNames: _col0
+                    Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                     File Output Operator
                       compressed: false
+                      Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                       table:
                           input format: org.apache.hadoop.mapred.TextInputFormat
                           output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -143,14 +147,18 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 Select Operator
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                   outputColumnNames: _col0
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
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                     outputColumnNames: _col0
+                    Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                     File Output Operator
                       compressed: false
+                      Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                       table:
                           input format: org.apache.hadoop.mapred.TextInputFormat
                           output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/d823fc80/ql/src/test/results/clientpositive/spark/union_remove_22.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/spark/union_remove_22.q.out b/ql/src/test/results/clientpositive/spark/union_remove_22.q.out
index 8fe568a..c41e12f 100644
--- a/ql/src/test/results/clientpositive/spark/union_remove_22.q.out
+++ b/ql/src/test/results/clientpositive/spark/union_remove_22.q.out
@@ -80,43 +80,43 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
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                     outputColumnNames: key
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+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
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                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
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                         value expressions: _col1 (type: bigint)
         Map 3 
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string)
                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
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                       keys: key (type: string)
                       mode: hash
                       outputColumnNames: _col0, _col1
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                       Reduce Output Operator
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                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
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                         value expressions: _col1 (type: bigint)
         Reducer 2 
             Reduce Operator Tree:
@@ -125,11 +125,14 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 Select Operator
                   expressions: _col0 (type: string), _col1 (type: bigint), _col1 (type: bigint)
                   outputColumnNames: _col0, _col1, _col2
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   File Output Operator
                     compressed: false
+                    Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                     table:
                         input format: org.apache.hadoop.mapred.TextInputFormat
                         output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -142,11 +145,14 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 Select Operator
                   expressions: _col0 (type: string), _col1 (type: bigint), _col1 (type: bigint)
                   outputColumnNames: _col0, _col1, _col2
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   File Output Operator
                     compressed: false
+                    Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                     table:
                         input format: org.apache.hadoop.mapred.TextInputFormat
                         output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -275,43 +281,43 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string)
                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Group By Operator
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                       keys: key (type: string)
                       mode: hash
                       outputColumnNames: _col0, _col1
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+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
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                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                        Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                         value expressions: _col1 (type: bigint)
         Map 3 
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string)
                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Group By Operator
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                       keys: key (type: string)
                       mode: hash
                       outputColumnNames: _col0, _col1
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                       Reduce Output Operator
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                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                        Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                         value expressions: _col1 (type: bigint)
         Reducer 2 
             Reduce Operator Tree:
@@ -320,11 +326,14 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 Select Operator
                   expressions: _col0 (type: string), UDFToLong(concat(_col1, _col1)) (type: bigint), UDFToLong(concat(_col1, _col1)) (type: bigint)
                   outputColumnNames: _col0, _col1, _col2
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   File Output Operator
                     compressed: false
+                    Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                     table:
                         input format: org.apache.hadoop.mapred.TextInputFormat
                         output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -337,11 +346,14 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 Select Operator
                   expressions: _col0 (type: string), UDFToLong(concat(_col1, _col1)) (type: bigint), UDFToLong(concat(_col1, _col1)) (type: bigint)
                   outputColumnNames: _col0, _col1, _col2
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   File Output Operator
                     compressed: false
+                    Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                     table:
                         input format: org.apache.hadoop.mapred.TextInputFormat
                         output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/d823fc80/ql/src/test/results/clientpositive/spark/union_remove_23.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/spark/union_remove_23.q.out b/ql/src/test/results/clientpositive/spark/union_remove_23.q.out
index 4add1d6..d9875f3 100644
--- a/ql/src/test/results/clientpositive/spark/union_remove_23.q.out
+++ b/ql/src/test/results/clientpositive/spark/union_remove_23.q.out
@@ -81,48 +81,48 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
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                   Filter Operator
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Reduce Output Operator
                       key expressions: key (type: string)
                       sort order: +
                       Map-reduce partition columns: key (type: string)
-                      Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
         Map 4 
             Map Operator Tree:
                 TableScan
                   alias: b
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                   Filter Operator
                     predicate: key is not null (type: boolean)
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                       sort order: +
                       Map-reduce partition columns: key (type: string)
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         Map 5 
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                 TableScan
                   alias: inputtbl1
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                   Select Operator
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                     outputColumnNames: key
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+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
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                         value expressions: _col1 (type: bigint)
         Reducer 2 
             Reduce Operator Tree:
@@ -133,18 +133,18 @@ STAGE PLANS:
                   0 key (type: string)
                   1 key (type: string)
                 outputColumnNames: _col0
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                   keys: _col0 (type: string)
                   mode: hash
                   outputColumnNames: _col0, _col1
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                     sort order: +
                     Map-reduce partition columns: _col0 (type: string)
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                     value expressions: _col1 (type: bigint)
         Reducer 3 
             Reduce Operator Tree:
@@ -153,8 +153,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 33 Basic stats: COMPLETE Column stats: NONE
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 2 Data size: 63 Basic stats: COMPLETE Column stats: NONE
                   table:
                       input format: org.apache.hadoop.mapred.TextInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -167,8 +169,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 2 Data size: 63 Basic stats: COMPLETE Column stats: NONE
                   table:
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                       output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/d823fc80/ql/src/test/results/clientpositive/spark/union_remove_24.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/spark/union_remove_24.q.out b/ql/src/test/results/clientpositive/spark/union_remove_24.q.out
index 881e4ed..e989ed2 100644
--- a/ql/src/test/results/clientpositive/spark/union_remove_24.q.out
+++ b/ql/src/test/results/clientpositive/spark/union_remove_24.q.out
@@ -74,43 +74,43 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
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                       keys: key (type: string)
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                       Reduce Output Operator
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                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
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                         value expressions: _col1 (type: bigint)
         Map 3 
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
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                   Select Operator
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                     outputColumnNames: key
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                       outputColumnNames: _col0, _col1
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                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
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                         value expressions: _col1 (type: bigint)
         Reducer 2 
             Reduce Operator Tree:
@@ -119,11 +119,14 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 Select Operator
                   expressions: UDFToDouble(_col0) (type: double), _col1 (type: bigint)
                   outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   File Output Operator
                     compressed: false
+                    Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                     table:
                         input format: org.apache.hadoop.mapred.TextInputFormat
                         output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -136,11 +139,14 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 Select Operator
                   expressions: UDFToDouble(UDFToLong(_col0)) (type: double), _col1 (type: bigint)
                   outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   File Output Operator
                     compressed: false
+                    Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                     table:
                         input format: org.apache.hadoop.mapred.TextInputFormat
                         output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/d823fc80/ql/src/test/results/clientpositive/spark/union_remove_25.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/spark/union_remove_25.q.out b/ql/src/test/results/clientpositive/spark/union_remove_25.q.out
index 5853cc0..a5a0126 100644
--- a/ql/src/test/results/clientpositive/spark/union_remove_25.q.out
+++ b/ql/src/test/results/clientpositive/spark/union_remove_25.q.out
@@ -92,43 +92,43 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string)
                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Group By Operator
                       aggregations: count(1)
                       keys: key (type: string)
                       mode: hash
                       outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                        Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                         value expressions: _col1 (type: bigint)
         Map 3 
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string)
                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Group By Operator
                       aggregations: count(1)
                       keys: key (type: string)
                       mode: hash
                       outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                        Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                         value expressions: _col1 (type: bigint)
         Reducer 2 
             Reduce Operator Tree:
@@ -137,8 +137,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   table:
                       input format: org.apache.hadoop.mapred.TextInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -151,8 +153,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   table:
                       input format: org.apache.hadoop.mapred.TextInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -321,13 +325,17 @@ STAGE PLANS:
               Select Operator
                 expressions: VALUE._col0 (type: string), VALUE._col1 (type: string)
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 500 Data size: 5000 Basic stats: COMPLETE Column stats: NONE
                 Limit
                   Number of rows: 500
+                  Statistics: Num rows: 500 Data size: 5000 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: _col0 (type: string), UDFToLong(_col1) (type: bigint), '2008-04-08' (type: string)
                     outputColumnNames: _col0, _col1, _col2
+                    Statistics: Num rows: 1000 Data size: 10000 Basic stats: COMPLETE Column stats: NONE
                     File Output Operator
                       compressed: false
+                      Statistics: Num rows: 1000 Data size: 10000 Basic stats: COMPLETE Column stats: NONE
                       table:
                           input format: org.apache.hadoop.mapred.TextInputFormat
                           output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -338,13 +346,17 @@ STAGE PLANS:
               Select Operator
                 expressions: VALUE._col0 (type: string), VALUE._col1 (type: string)
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 500 Data size: 5000 Basic stats: COMPLETE Column stats: NONE
                 Limit
                   Number of rows: 500
+                  Statistics: Num rows: 500 Data size: 5000 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: _col0 (type: string), UDFToLong(_col1) (type: bigint), '2008-04-08' (type: string)
                     outputColumnNames: _col0, _col1, _col2
+                    Statistics: Num rows: 1000 Data size: 10000 Basic stats: COMPLETE Column stats: NONE
                     File Output Operator
                       compressed: false
+                      Statistics: Num rows: 1000 Data size: 10000 Basic stats: COMPLETE Column stats: NONE
                       table:
                           input format: org.apache.hadoop.mapred.TextInputFormat
                           output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -502,13 +514,17 @@ STAGE PLANS:
               Select Operator
                 expressions: VALUE._col0 (type: string), VALUE._col1 (type: string), VALUE._col3 (type: string)
                 outputColumnNames: _col0, _col1, _col3
+                Statistics: Num rows: 1000 Data size: 10000 Basic stats: COMPLETE Column stats: NONE
                 Limit
                   Number of rows: 1000
+                  Statistics: Num rows: 1000 Data size: 10000 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: _col0 (type: string), UDFToLong(_col1) (type: bigint), '2008-04-08' (type: string), _col3 (type: string)
                     outputColumnNames: _col0, _col1, _col2, _col3
+                    Statistics: Num rows: 2000 Data size: 20000 Basic stats: COMPLETE Column stats: NONE
                     File Output Operator
                       compressed: false
+                      Statistics: Num rows: 2000 Data size: 20000 Basic stats: COMPLETE Column stats: NONE
                       table:
                           input format: org.apache.hadoop.mapred.TextInputFormat
                           output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -519,13 +535,17 @@ STAGE PLANS:
               Select Operator
                 expressions: VALUE._col0 (type: string), VALUE._col1 (type: string), VALUE._col3 (type: string)
                 outputColumnNames: _col0, _col1, _col3
+                Statistics: Num rows: 1000 Data size: 10000 Basic stats: COMPLETE Column stats: NONE
                 Limit
                   Number of rows: 1000
+                  Statistics: Num rows: 1000 Data size: 10000 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: _col0 (type: string), UDFToLong(_col1) (type: bigint), '2008-04-08' (type: string), _col3 (type: string)
                     outputColumnNames: _col0, _col1, _col2, _col3
+                    Statistics: Num rows: 2000 Data size: 20000 Basic stats: COMPLETE Column stats: NONE
                     File Output Operator
                       compressed: false
+                      Statistics: Num rows: 2000 Data size: 20000 Basic stats: COMPLETE Column stats: NONE
                       table:
                           input format: org.apache.hadoop.mapred.TextInputFormat
                           output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/d823fc80/ql/src/test/results/clientpositive/spark/union_remove_3.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/spark/union_remove_3.q.out b/ql/src/test/results/clientpositive/spark/union_remove_3.q.out
index df17b35..a14a8b4 100644
--- a/ql/src/test/results/clientpositive/spark/union_remove_3.q.out
+++ b/ql/src/test/results/clientpositive/spark/union_remove_3.q.out
@@ -79,14 +79,18 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string), 1 (type: int)
                     outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Select Operator
                       expressions: _col0 (type: string), UDFToLong(_col1) (type: bigint)
                       outputColumnNames: _col0, _col1
+                      Statistics: Num rows: 3 Data size: 90 Basic stats: COMPLETE Column stats: NONE
                       File Output Operator
                         compressed: false
+                        Statistics: Num rows: 3 Data size: 90 Basic stats: COMPLETE Column stats: NONE
                         table:
                             input format: org.apache.hadoop.mapred.TextInputFormat
                             output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -96,14 +100,18 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string), 2 (type: int)
                     outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Select Operator
                       expressions: _col0 (type: string), UDFToLong(_col1) (type: bigint)
                       outputColumnNames: _col0, _col1
+                      Statistics: Num rows: 3 Data size: 90 Basic stats: COMPLETE Column stats: NONE
                       File Output Operator
                         compressed: false
+                        Statistics: Num rows: 3 Data size: 90 Basic stats: COMPLETE Column stats: NONE
                         table:
                             input format: org.apache.hadoop.mapred.TextInputFormat
                             output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -113,14 +121,18 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string), 3 (type: int)
                     outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Select Operator
                       expressions: _col0 (type: string), UDFToLong(_col1) (type: bigint)
                       outputColumnNames: _col0, _col1
+                      Statistics: Num rows: 3 Data size: 90 Basic stats: COMPLETE Column stats: NONE
                       File Output Operator
                         compressed: false
+                        Statistics: Num rows: 3 Data size: 90 Basic stats: COMPLETE Column stats: NONE
                         table:
                             input format: org.apache.hadoop.mapred.TextInputFormat
                             output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/d823fc80/ql/src/test/results/clientpositive/spark/union_remove_4.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/spark/union_remove_4.q.out b/ql/src/test/results/clientpositive/spark/union_remove_4.q.out
index 5d6dd88..7d94d1d 100644
--- a/ql/src/test/results/clientpositive/spark/union_remove_4.q.out
+++ b/ql/src/test/results/clientpositive/spark/union_remove_4.q.out
@@ -81,43 +81,43 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string)
                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Group By Operator
                       aggregations: count(1)
                       keys: key (type: string)
                       mode: hash
                       outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                        Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                         value expressions: _col1 (type: bigint)
         Map 3 
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string)
                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Group By Operator
                       aggregations: count(1)
                       keys: key (type: string)
                       mode: hash
                       outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                        Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                         value expressions: _col1 (type: bigint)
         Reducer 2 
             Reduce Operator Tree:
@@ -126,8 +126,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   table:
                       input format: org.apache.hadoop.mapred.TextInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -140,8 +142,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   table:
                       input format: org.apache.hadoop.mapred.TextInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/d823fc80/ql/src/test/results/clientpositive/spark/union_remove_5.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/spark/union_remove_5.q.out b/ql/src/test/results/clientpositive/spark/union_remove_5.q.out
index 554cffc..b31b3e6 100644
--- a/ql/src/test/results/clientpositive/spark/union_remove_5.q.out
+++ b/ql/src/test/results/clientpositive/spark/union_remove_5.q.out
@@ -88,32 +88,35 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string)
                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Group By Operator
                       aggregations: count(1)
                       keys: key (type: string)
                       mode: hash
                       outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                        Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                         value expressions: _col1 (type: bigint)
         Map 3 
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string), UDFToLong(1) (type: bigint)
                     outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     File Output Operator
                       compressed: false
+                      Statistics: Num rows: 3 Data size: 90 Basic stats: COMPLETE Column stats: NONE
                       table:
                           input format: org.apache.hadoop.mapred.TextInputFormat
                           output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -123,11 +126,14 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string), UDFToLong(2) (type: bigint)
                     outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     File Output Operator
                       compressed: false
+                      Statistics: Num rows: 3 Data size: 90 Basic stats: COMPLETE Column stats: NONE
                       table:
                           input format: org.apache.hadoop.mapred.TextInputFormat
                           output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -140,8 +146,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 3 Data size: 90 Basic stats: COMPLETE Column stats: NONE
                   table:
                       input format: org.apache.hadoop.mapred.TextInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/d823fc80/ql/src/test/results/clientpositive/spark/union_remove_6.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/spark/union_remove_6.q.out b/ql/src/test/results/clientpositive/spark/union_remove_6.q.out
index ea0a1a0..cd36189 100644
--- a/ql/src/test/results/clientpositive/spark/union_remove_6.q.out
+++ b/ql/src/test/results/clientpositive/spark/union_remove_6.q.out
@@ -79,43 +79,43 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string)
                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Group By Operator
                       aggregations: count(1)
                       keys: key (type: string)
                       mode: hash
                       outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                        Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                         value expressions: _col1 (type: bigint)
         Map 3 
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string)
                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Group By Operator
                       aggregations: count(1)
                       keys: key (type: string)
                       mode: hash
                       outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                        Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                         value expressions: _col1 (type: bigint)
         Reducer 2 
             Reduce Operator Tree:
@@ -124,8 +124,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   table:
                       input format: org.apache.hadoop.mapred.TextInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -133,6 +135,7 @@ STAGE PLANS:
                       name: default.outputtbl1
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   table:
                       input format: org.apache.hadoop.mapred.TextInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -145,8 +148,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   table:
                       input format: org.apache.hadoop.mapred.TextInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -154,6 +159,7 @@ STAGE PLANS:
                       name: default.outputtbl1
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   table:
                       input format: org.apache.hadoop.mapred.TextInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/d823fc80/ql/src/test/results/clientpositive/spark/union_remove_6_subq.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/spark/union_remove_6_subq.q.out b/ql/src/test/results/clientpositive/spark/union_remove_6_subq.q.out
index 977d0f5..988973f 100644
--- a/ql/src/test/results/clientpositive/spark/union_remove_6_subq.q.out
+++ b/ql/src/test/results/clientpositive/spark/union_remove_6_subq.q.out
@@ -87,43 +87,43 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string)
                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Group By Operator
                       aggregations: count(1)
                       keys: key (type: string)
                       mode: hash
                       outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                        Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                         value expressions: _col1 (type: bigint)
         Map 3 
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string)
                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Group By Operator
                       aggregations: count(1)
                       keys: key (type: string)
                       mode: hash
                       outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                        Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                         value expressions: _col1 (type: bigint)
         Reducer 2 
             Reduce Operator Tree:
@@ -132,8 +132,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   table:
                       input format: org.apache.hadoop.mapred.TextInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -141,6 +143,7 @@ STAGE PLANS:
                       name: default.outputtbl1
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   table:
                       input format: org.apache.hadoop.mapred.TextInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -153,8 +156,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   table:
                       input format: org.apache.hadoop.mapred.TextInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -162,6 +167,7 @@ STAGE PLANS:
                       name: default.outputtbl1
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   table:
                       input format: org.apache.hadoop.mapred.TextInputFormat
                       output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
@@ -321,15 +327,19 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
+                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE
                 Select Operator
                   expressions: (_col0 - 200) (type: bigint)
                   outputColumnNames: _col0
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE
                   Group By Operator
                     aggregations: avg(_col0)
                     mode: hash
                     outputColumnNames: _col0
+                    Statistics: Num rows: 1 Data size: 0 Basic stats: PARTIAL Column stats: COMPLETE
                     Reduce Output Operator
                       sort order: 
+                      Statistics: Num rows: 1 Data size: 0 Basic stats: PARTIAL Column stats: COMPLETE
                       value expressions: _col0 (type: struct<count:bigint,sum:double,input:bigint>)
         Reducer 3 
             Reduce Operator Tree:
@@ -351,12 +361,15 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
+                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE
                 Group By Operator
                   aggregations: avg(_col0)
                   mode: hash
                   outputColumnNames: _col0
+                  Statistics: Num rows: 1 Data size: 0 Basic stats: PARTIAL Column stats: COMPLETE
                   Reduce Output Operator
                     sort order: 
+                    Statistics: Num rows: 1 Data size: 0 Basic stats: PARTIAL Column stats: COMPLETE
                     value expressions: _col0 (type: struct<count:bigint,sum:double,input:bigint>)
 
   Stage: Stage-0
@@ -461,17 +474,21 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
                 Select Operator
                   expressions: _col0 (type: string), (_col1 * 2) (type: bigint)
                   outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
                   Group By Operator
                     keys: _col0 (type: string), _col1 (type: bigint)
                     mode: hash
                     outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                     Reduce Output Operator
                       key expressions: _col0 (type: string), _col1 (type: bigint)
                       sort order: ++
                       Map-reduce partition columns: _col0 (type: string), _col1 (type: bigint)
+                      Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
         Reducer 3 
             Reduce Operator Tree:
               Group By Operator
@@ -528,14 +545,17 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
                 Group By Operator
                   keys: _col0 (type: string), _col1 (type: bigint)
                   mode: hash
                   outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                   Reduce Output Operator
                     key expressions: _col0 (type: string), _col1 (type: bigint)
                     sort order: ++
                     Map-reduce partition columns: _col0 (type: string), _col1 (type: bigint)
+                    Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
 
   Stage: Stage-0
     Fetch Operator

http://git-wip-us.apache.org/repos/asf/hive/blob/d823fc80/ql/src/test/results/clientpositive/spark/union_remove_7.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/spark/union_remove_7.q.out b/ql/src/test/results/clientpositive/spark/union_remove_7.q.out
index d8f4c03..2a5eccf 100644
--- a/ql/src/test/results/clientpositive/spark/union_remove_7.q.out
+++ b/ql/src/test/results/clientpositive/spark/union_remove_7.q.out
@@ -80,43 +80,43 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string)
                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Group By Operator
                       aggregations: count(1)
                       keys: key (type: string)
                       mode: hash
                       outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                        Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                         value expressions: _col1 (type: bigint)
         Map 3 
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string)
                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Group By Operator
                       aggregations: count(1)
                       keys: key (type: string)
                       mode: hash
                       outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                        Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                         value expressions: _col1 (type: bigint)
         Reducer 2 
             Reduce Operator Tree:
@@ -125,8 +125,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   table:
                       input format: org.apache.hadoop.hive.ql.io.RCFileInputFormat
                       output format: org.apache.hadoop.hive.ql.io.RCFileOutputFormat
@@ -139,8 +141,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                   table:
                       input format: org.apache.hadoop.hive.ql.io.RCFileInputFormat
                       output format: org.apache.hadoop.hive.ql.io.RCFileOutputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/d823fc80/ql/src/test/results/clientpositive/spark/union_remove_8.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/spark/union_remove_8.q.out b/ql/src/test/results/clientpositive/spark/union_remove_8.q.out
index 994552e..7aee2af 100644
--- a/ql/src/test/results/clientpositive/spark/union_remove_8.q.out
+++ b/ql/src/test/results/clientpositive/spark/union_remove_8.q.out
@@ -85,32 +85,35 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string)
                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Group By Operator
                       aggregations: count(1)
                       keys: key (type: string)
                       mode: hash
                       outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                        Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                         value expressions: _col1 (type: bigint)
         Map 3 
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string), UDFToLong(1) (type: bigint)
                     outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     File Output Operator
                       compressed: false
+                      Statistics: Num rows: 3 Data size: 90 Basic stats: COMPLETE Column stats: NONE
                       table:
                           input format: org.apache.hadoop.hive.ql.io.RCFileInputFormat
                           output format: org.apache.hadoop.hive.ql.io.RCFileOutputFormat
@@ -120,11 +123,14 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string), UDFToLong(2) (type: bigint)
                     outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     File Output Operator
                       compressed: false
+                      Statistics: Num rows: 3 Data size: 90 Basic stats: COMPLETE Column stats: NONE
                       table:
                           input format: org.apache.hadoop.hive.ql.io.RCFileInputFormat
                           output format: org.apache.hadoop.hive.ql.io.RCFileOutputFormat
@@ -137,8 +143,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 3 Data size: 90 Basic stats: COMPLETE Column stats: NONE
                   table:
                       input format: org.apache.hadoop.hive.ql.io.RCFileInputFormat
                       output format: org.apache.hadoop.hive.ql.io.RCFileOutputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/d823fc80/ql/src/test/results/clientpositive/spark/union_remove_9.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/spark/union_remove_9.q.out b/ql/src/test/results/clientpositive/spark/union_remove_9.q.out
index a16ca19..87ceca2 100644
--- a/ql/src/test/results/clientpositive/spark/union_remove_9.q.out
+++ b/ql/src/test/results/clientpositive/spark/union_remove_9.q.out
@@ -92,35 +92,39 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
-                  Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string)
                     outputColumnNames: key
-                    Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Group By Operator
                       aggregations: count(1)
                       keys: key (type: string)
                       mode: hash
                       outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                      Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col0 (type: string)
                         sort order: +
                         Map-reduce partition columns: _col0 (type: string)
-                        Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                        Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                         value expressions: _col1 (type: bigint)
         Map 3 
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string), 1 (type: int)
                     outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Select Operator
                       expressions: _col0 (type: string), UDFToLong(_col1) (type: bigint)
                       outputColumnNames: _col0, _col1
+                      Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                       File Output Operator
                         compressed: false
+                        Statistics: Num rows: 3 Data size: 90 Basic stats: COMPLETE Column stats: NONE
                         table:
                             input format: org.apache.hadoop.hive.ql.io.RCFileInputFormat
                             output format: org.apache.hadoop.hive.ql.io.RCFileOutputFormat
@@ -130,14 +134,18 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: inputtbl1
+                  Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                   Select Operator
                     expressions: key (type: string), 2 (type: int)
                     outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                     Select Operator
                       expressions: _col0 (type: string), UDFToLong(_col1) (type: bigint)
                       outputColumnNames: _col0, _col1
+                      Statistics: Num rows: 2 Data size: 60 Basic stats: COMPLETE Column stats: NONE
                       File Output Operator
                         compressed: false
+                        Statistics: Num rows: 3 Data size: 90 Basic stats: COMPLETE Column stats: NONE
                         table:
                             input format: org.apache.hadoop.hive.ql.io.RCFileInputFormat
                             output format: org.apache.hadoop.hive.ql.io.RCFileOutputFormat
@@ -150,8 +158,10 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1
+                Statistics: Num rows: 1 Data size: 30 Basic stats: COMPLETE Column stats: NONE
                 File Output Operator
                   compressed: false
+                  Statistics: Num rows: 3 Data size: 90 Basic stats: COMPLETE Column stats: NONE
                   table:
                       input format: org.apache.hadoop.hive.ql.io.RCFileInputFormat
                       output format: org.apache.hadoop.hive.ql.io.RCFileOutputFormat