http://git-wip-us.apache.org/repos/asf/hive/blob/ba54eb5d/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_11.q.out
----------------------------------------------------------------------
diff --git 
a/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_11.q.out 
b/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_11.q.out
index b8bd10c..9a3aa77 100644
--- a/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_11.q.out
+++ b/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_11.q.out
@@ -118,22 +118,22 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 2 Data size: 1508 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 2 Data size: 1508 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: 1508 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 2 Data size: 1508 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 2 Data size: 1508 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 2 Data size: 1508 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: 1508 Basic stats: 
COMPLETE Column stats: NONE
+                        Statistics: Num rows: 2 Data size: 1508 Basic stats: 
PARTIAL Column stats: NONE
                         tag: 0
                         auto parallelism: true
             Execution mode: vectorized, llap
@@ -197,22 +197,22 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 240 Data size: 158376 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 240 Data size: 158376 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 228 Data size: 150457 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 228 Data size: 150457 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 228 Data size: 150457 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 228 Data size: 150457 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: 228 Data size: 150457 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 228 Data size: 150457 Basic 
stats: PARTIAL Column stats: NONE
                         tag: 1
                         auto parallelism: true
             Execution mode: vectorized, llap
@@ -334,16 +334,16 @@ STAGE PLANS:
                   0 _col0 (type: string)
                   1 _col0 (type: string)
                 Position of Big Table: 1
-                Statistics: Num rows: 250 Data size: 165502 Basic stats: 
COMPLETE Column stats: NONE
+                Statistics: Num rows: 250 Data size: 165502 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
@@ -355,13 +355,13 @@ 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
@@ -422,16 +422,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 2 Data size: 1508 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 2 Data size: 1508 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: 1508 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 2 Data size: 1508 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 2 Data size: 1508 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 2 Data size: 1508 Basic stats: 
PARTIAL Column stats: NONE
             Path -> Alias:
 #### A masked pattern was here ####
             Path -> Partition:
@@ -489,16 +489,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 240 Data size: 158376 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 240 Data size: 158376 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 228 Data size: 150457 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 228 Data size: 150457 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 228 Data size: 150457 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 228 Data size: 150457 Basic stats: 
PARTIAL Column stats: NONE
                       Merge Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -506,16 +506,16 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 1
-                        Statistics: Num rows: 250 Data size: 165502 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 250 Data size: 165502 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
@@ -632,13 +632,13 @@ 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
@@ -699,12 +699,12 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 2 Data size: 1508 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 2 Data size: 1508 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: 1508 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 2 Data size: 1508 Basic stats: 
PARTIAL Column stats: NONE
             Path -> Alias:
 #### A masked pattern was here ####
             Path -> Partition:
@@ -762,12 +762,12 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 240 Data size: 158376 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 240 Data size: 158376 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 228 Data size: 150457 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 228 Data size: 150457 Basic stats: 
PARTIAL Column stats: NONE
                     Merge Join Operator
                       condition map:
                            Inner Join 0 to 1
@@ -775,16 +775,16 @@ STAGE PLANS:
                         0 key (type: string)
                         1 key (type: string)
                       Position of Big Table: 1
-                      Statistics: Num rows: 250 Data size: 165502 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 250 Data size: 165502 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
@@ -901,13 +901,13 @@ 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
@@ -968,12 +968,12 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 2 Data size: 1508 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 2 Data size: 1508 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: 1508 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 2 Data size: 1508 Basic stats: 
PARTIAL Column stats: NONE
             Path -> Alias:
 #### A masked pattern was here ####
             Path -> Partition:
@@ -1031,12 +1031,12 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: c
-                  Statistics: Num rows: 240 Data size: 158376 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 240 Data size: 158376 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 228 Data size: 150457 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 228 Data size: 150457 Basic stats: 
PARTIAL Column stats: NONE
             Path -> Alias:
 #### A masked pattern was here ####
             Path -> Partition:
@@ -1144,12 +1144,12 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 240 Data size: 158376 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 240 Data size: 158376 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 228 Data size: 150457 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 228 Data size: 150457 Basic stats: 
PARTIAL Column stats: NONE
                     Merge Join Operator
                       condition map:
                            Inner Join 0 to 1
@@ -1159,16 +1159,16 @@ STAGE PLANS:
                         1 key (type: string)
                         2 key (type: string)
                       Position of Big Table: 1
-                      Statistics: Num rows: 501 Data size: 331005 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 501 Data size: 331005 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
@@ -1285,13 +1285,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/ba54eb5d/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_12.q.out
----------------------------------------------------------------------
diff --git 
a/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_12.q.out 
b/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_12.q.out
index d09b19e..9b4255d 100644
--- a/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_12.q.out
+++ b/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_12.q.out
@@ -156,16 +156,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 3 Data size: 552 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 3 Data size: 552 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: 552 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 3 Data size: 552 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 3 Data size: 552 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 3 Data size: 552 Basic stats: 
PARTIAL Column stats: NONE
             Path -> Alias:
 #### A masked pattern was here ####
             Path -> Partition:
@@ -223,16 +223,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 2 Data size: 368 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 2 Data size: 368 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: 368 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 2 Data size: 368 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 2 Data size: 368 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 2 Data size: 368 Basic stats: 
PARTIAL Column stats: NONE
             Path -> Alias:
 #### A masked pattern was here ####
             Path -> Partition:
@@ -290,16 +290,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: c
-                  Statistics: Num rows: 240 Data size: 39008 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 240 Data size: 39008 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 211 Data size: 34294 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 211 Data size: 34294 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 211 Data size: 34294 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 211 Data size: 34294 Basic stats: 
PARTIAL Column stats: NONE
                       Merge Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -309,11 +309,11 @@ STAGE PLANS:
                           1 _col0 (type: string)
                           2 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 464 Data size: 75446 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 464 Data size: 75446 Basic 
stats: PARTIAL Column stats: NONE
                         Reduce Output Operator
                           null sort order: 
                           sort order: 
-                          Statistics: Num rows: 464 Data size: 75446 Basic 
stats: COMPLETE Column stats: NONE
+                          Statistics: Num rows: 464 Data size: 75446 Basic 
stats: PARTIAL Column stats: NONE
                           tag: 0
                           auto parallelism: false
             Execution mode: llap
@@ -425,14 +425,14 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: d
-                  Statistics: Num rows: 3 Data size: 1724 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 3 Data size: 1724 Basic stats: PARTIAL 
Column stats: COMPLETE
                   GatherStats: false
                   Select Operator
-                    Statistics: Num rows: 3 Data size: 12 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 3 Data size: 1724 Basic stats: 
PARTIAL Column stats: COMPLETE
                     Reduce Output Operator
                       null sort order: 
                       sort order: 
-                      Statistics: Num rows: 3 Data size: 12 Basic stats: 
COMPLETE Column stats: COMPLETE
+                      Statistics: Num rows: 3 Data size: 1724 Basic stats: 
PARTIAL Column stats: COMPLETE
                       tag: 1
                       auto parallelism: false
             Execution mode: vectorized, llap
@@ -503,16 +503,16 @@ STAGE PLANS:
                   0 
                   1 
                 Position of Big Table: 0
-                Statistics: Num rows: 1392 Data size: 233298 Basic stats: 
COMPLETE Column stats: NONE
+                Statistics: Num rows: 1392 Data size: 1027666 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
@@ -524,13 +524,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
                 File Output Operator
                   compressed: false
                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: PARTIAL 
Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/ba54eb5d/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_2.q.out
----------------------------------------------------------------------
diff --git 
a/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_2.q.out 
b/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_2.q.out
index 075cbc1..dff08ce 100644
--- a/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_2.q.out
+++ b/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_2.q.out
@@ -101,16 +101,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 4 Data size: 2996 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 4 Data size: 2996 Basic stats: PARTIAL 
Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 4 Data size: 2996 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 4 Data size: 2996 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 4 Data size: 2996 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 4 Data size: 2996 Basic stats: 
PARTIAL Column stats: NONE
             Path -> Alias:
 #### A masked pattern was here ####
             Path -> Partition:
@@ -168,16 +168,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 112 Data size: 74872 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 112 Data size: 74872 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 107 Data size: 71529 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 107 Data size: 71529 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 107 Data size: 71529 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 107 Data size: 71529 Basic stats: 
PARTIAL Column stats: NONE
                       Merge Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -185,16 +185,16 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 117 Data size: 78681 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 117 Data size: 78681 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
@@ -311,13 +311,13 @@ 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
@@ -378,16 +378,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 4 Data size: 2996 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 4 Data size: 2996 Basic stats: PARTIAL 
Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 4 Data size: 2996 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 4 Data size: 2996 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 4 Data size: 2996 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 4 Data size: 2996 Basic stats: 
PARTIAL Column stats: NONE
             Path -> Alias:
 #### A masked pattern was here ####
             Path -> Partition:
@@ -445,16 +445,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 112 Data size: 74872 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 112 Data size: 74872 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 107 Data size: 71529 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 107 Data size: 71529 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 107 Data size: 71529 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 107 Data size: 71529 Basic stats: 
PARTIAL Column stats: NONE
                       Merge Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -462,16 +462,16 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 117 Data size: 78681 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 117 Data size: 78681 Basic 
stats: PARTIAL Column stats: NONE
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
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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
@@ -588,13 +588,13 @@ 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
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                   GlobalTableId: 0
 #### A masked pattern was here ####
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Column stats: NONE
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Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/ba54eb5d/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_3.q.out
----------------------------------------------------------------------
diff --git 
a/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_3.q.out 
b/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_3.q.out
index 4bfc89e..36547fb 100644
--- a/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_3.q.out
+++ b/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_3.q.out
@@ -101,16 +101,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 4 Data size: 3016 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 4 Data size: 3016 Basic stats: PARTIAL 
Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 4 Data size: 3016 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 4 Data size: 3016 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 4 Data size: 3016 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 4 Data size: 3016 Basic stats: 
PARTIAL Column stats: NONE
             Path -> Alias:
 #### A masked pattern was here ####
             Path -> Partition:
@@ -218,16 +218,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 120 Data size: 79280 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 120 Data size: 79280 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 114 Data size: 75316 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 114 Data size: 75316 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 114 Data size: 75316 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 114 Data size: 75316 Basic stats: 
PARTIAL Column stats: NONE
                       Merge Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -235,16 +235,16 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 1
-                        Statistics: Num rows: 125 Data size: 82847 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 125 Data size: 82847 Basic 
stats: PARTIAL Column stats: NONE
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
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COMPLETE Column stats: NONE
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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
@@ -311,13 +311,13 @@ 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
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                   GlobalTableId: 0
 #### A masked pattern was here ####
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-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
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Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
@@ -378,16 +378,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 4 Data size: 3016 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 4 Data size: 3016 Basic stats: PARTIAL 
Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 4 Data size: 3016 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 4 Data size: 3016 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 4 Data size: 3016 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 4 Data size: 3016 Basic stats: 
PARTIAL Column stats: NONE
             Path -> Alias:
 #### A masked pattern was here ####
             Path -> Partition:
@@ -495,16 +495,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 120 Data size: 79280 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 120 Data size: 79280 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 114 Data size: 75316 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 114 Data size: 75316 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 114 Data size: 75316 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 114 Data size: 75316 Basic stats: 
PARTIAL Column stats: NONE
                       Merge Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -512,16 +512,16 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 125 Data size: 82847 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 125 Data size: 82847 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
@@ -588,13 +588,13 @@ 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
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                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
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Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
@@ -655,16 +655,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 4 Data size: 3016 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 4 Data size: 3016 Basic stats: PARTIAL 
Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 4 Data size: 3016 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 4 Data size: 3016 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 4 Data size: 3016 Basic stats: 
COMPLETE Column stats: NONE
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PARTIAL Column stats: NONE
             Path -> Alias:
 #### A masked pattern was here ####
             Path -> Partition:
@@ -772,16 +772,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 120 Data size: 79280 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 120 Data size: 79280 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 114 Data size: 75316 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 114 Data size: 75316 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 114 Data size: 75316 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 114 Data size: 75316 Basic stats: 
PARTIAL Column stats: NONE
                       Merge Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -789,16 +789,16 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 125 Data size: 82847 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 125 Data size: 82847 Basic 
stats: PARTIAL Column stats: NONE
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
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COMPLETE Column stats: NONE
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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
@@ -865,13 +865,13 @@ STAGE PLANS:
                 aggregations: count(VALUE._col0)
                 mode: mergepartial
                 outputColumnNames: _col0
-                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
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Column stats: NONE
                 File Output Operator
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                   GlobalTableId: 0
 #### A masked pattern was here ####
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Column stats: NONE
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 #### A masked pattern was here ####
                   table:
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org.apache.hadoop.mapred.SequenceFileInputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/ba54eb5d/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_4.q.out
----------------------------------------------------------------------
diff --git 
a/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_4.q.out 
b/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_4.q.out
index a212b04..7532eaf 100644
--- a/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_4.q.out
+++ b/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_4.q.out
@@ -117,16 +117,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
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COMPLETE Column stats: NONE
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Column stats: NONE
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                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 8 Data size: 5992 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 8 Data size: 5992 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 8 Data size: 5992 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 8 Data size: 5992 Basic stats: 
PARTIAL Column stats: NONE
             Path -> Alias:
 #### A masked pattern was here ####
             Path -> Partition:
@@ -234,16 +234,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
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COMPLETE Column stats: NONE
+                  Statistics: Num rows: 56 Data size: 37620 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
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COMPLETE Column stats: NONE
+                    Statistics: Num rows: 54 Data size: 36276 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 54 Data size: 36276 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 54 Data size: 36276 Basic stats: 
PARTIAL Column stats: NONE
                       Merge Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -251,16 +251,16 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 1
-                        Statistics: Num rows: 59 Data size: 39903 Basic stats: 
COMPLETE Column stats: NONE
+                        Statistics: Num rows: 59 Data size: 39903 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
@@ -327,13 +327,13 @@ 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
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                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
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Column stats: NONE
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Column stats: NONE
 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
@@ -394,16 +394,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
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COMPLETE Column stats: NONE
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Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 8 Data size: 5992 Basic stats: 
COMPLETE Column stats: NONE
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PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
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-                      Statistics: Num rows: 8 Data size: 5992 Basic stats: 
COMPLETE Column stats: NONE
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PARTIAL Column stats: NONE
             Path -> Alias:
 #### A masked pattern was here ####
             Path -> Partition:
@@ -511,16 +511,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
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COMPLETE Column stats: NONE
+                  Statistics: Num rows: 56 Data size: 37620 Basic stats: 
PARTIAL Column stats: NONE
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                   Filter Operator
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                     predicate: key is not null (type: boolean)
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COMPLETE Column stats: NONE
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PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 54 Data size: 36276 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 54 Data size: 36276 Basic stats: 
PARTIAL Column stats: NONE
                       Merge Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -528,16 +528,16 @@ STAGE PLANS:
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                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 59 Data size: 39903 Basic stats: 
COMPLETE Column stats: NONE
+                        Statistics: Num rows: 59 Data size: 39903 Basic stats: 
PARTIAL Column stats: NONE
                         Group By Operator
                           aggregations: count()
                           mode: hash
                           outputColumnNames: _col0
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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
@@ -604,13 +604,13 @@ 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
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                   GlobalTableId: 0
 #### A masked pattern was here ####
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 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
@@ -671,16 +671,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 8 Data size: 5992 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 8 Data size: 5992 Basic stats: PARTIAL 
Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 8 Data size: 5992 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 8 Data size: 5992 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 8 Data size: 5992 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 8 Data size: 5992 Basic stats: 
PARTIAL Column stats: NONE
             Path -> Alias:
 #### A masked pattern was here ####
             Path -> Partition:
@@ -788,16 +788,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 56 Data size: 37620 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 56 Data size: 37620 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 54 Data size: 36276 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 54 Data size: 36276 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 54 Data size: 36276 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 54 Data size: 36276 Basic stats: 
PARTIAL Column stats: NONE
                       Merge Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -805,16 +805,16 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 59 Data size: 39903 Basic stats: 
COMPLETE Column stats: NONE
+                        Statistics: Num rows: 59 Data size: 39903 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
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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
@@ -881,13 +881,13 @@ 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
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                   GlobalTableId: 0
 #### A masked pattern was here ####
                   NumFilesPerFileSink: 1
-                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE 
Column stats: NONE
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 #### A masked pattern was here ####
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/ba54eb5d/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_7.q.out
----------------------------------------------------------------------
diff --git 
a/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_7.q.out 
b/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_7.q.out
index 4315627..2e8ed6f 100644
--- a/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_7.q.out
+++ b/ql/src/test/results/clientpositive/llap/auto_sortmerge_join_7.q.out
@@ -134,16 +134,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 8 Data size: 5992 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 8 Data size: 5992 Basic stats: PARTIAL 
Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 8 Data size: 5992 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 8 Data size: 5992 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 8 Data size: 5992 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 8 Data size: 5992 Basic stats: 
PARTIAL Column stats: NONE
             Path -> Alias:
 #### A masked pattern was here ####
             Path -> Partition:
@@ -251,16 +251,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 112 Data size: 74872 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 112 Data size: 74872 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 107 Data size: 71529 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 107 Data size: 71529 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 107 Data size: 71529 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 107 Data size: 71529 Basic stats: 
PARTIAL Column stats: NONE
                       Merge Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -268,16 +268,16 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 1
-                        Statistics: Num rows: 117 Data size: 78681 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 117 Data size: 78681 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
@@ -394,13 +394,13 @@ 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
@@ -463,16 +463,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 8 Data size: 5992 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 8 Data size: 5992 Basic stats: PARTIAL 
Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 8 Data size: 5992 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 8 Data size: 5992 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 8 Data size: 5992 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 8 Data size: 5992 Basic stats: 
PARTIAL Column stats: NONE
             Path -> Alias:
 #### A masked pattern was here ####
             Path -> Partition:
@@ -580,16 +580,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 112 Data size: 74872 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 112 Data size: 74872 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 107 Data size: 71529 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 107 Data size: 71529 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 107 Data size: 71529 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 107 Data size: 71529 Basic stats: 
PARTIAL Column stats: NONE
                       Merge Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -597,16 +597,16 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 117 Data size: 78681 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 117 Data size: 78681 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
@@ -723,13 +723,13 @@ 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
@@ -792,16 +792,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: b
-                  Statistics: Num rows: 8 Data size: 5992 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 8 Data size: 5992 Basic stats: PARTIAL 
Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 8 Data size: 5992 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 8 Data size: 5992 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 8 Data size: 5992 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 8 Data size: 5992 Basic stats: 
PARTIAL Column stats: NONE
             Path -> Alias:
 #### A masked pattern was here ####
             Path -> Partition:
@@ -909,16 +909,16 @@ STAGE PLANS:
             Map Operator Tree:
                 TableScan
                   alias: a
-                  Statistics: Num rows: 112 Data size: 74872 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 112 Data size: 74872 Basic stats: 
PARTIAL Column stats: NONE
                   GatherStats: false
                   Filter Operator
                     isSamplingPred: false
                     predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 107 Data size: 71529 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 107 Data size: 71529 Basic stats: 
PARTIAL Column stats: NONE
                     Select Operator
                       expressions: key (type: string)
                       outputColumnNames: _col0
-                      Statistics: Num rows: 107 Data size: 71529 Basic stats: 
COMPLETE Column stats: NONE
+                      Statistics: Num rows: 107 Data size: 71529 Basic stats: 
PARTIAL Column stats: NONE
                       Merge Join Operator
                         condition map:
                              Inner Join 0 to 1
@@ -926,16 +926,16 @@ STAGE PLANS:
                           0 _col0 (type: string)
                           1 _col0 (type: string)
                         Position of Big Table: 0
-                        Statistics: Num rows: 117 Data size: 78681 Basic 
stats: COMPLETE Column stats: NONE
+                        Statistics: Num rows: 117 Data size: 78681 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
@@ -1052,13 +1052,13 @@ 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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