[07/10] hive git commit: HIVE-20123: Fix masking tests after HIVE-19617 (Jesus Camacho Rodriguez, reviewed by Ashutosh Chauhan)

[jcamacho]

http://git-wip-us.apache.org/repos/asf/hive/blob/6340a81f/ql/src/test/results/clientpositive/masking_3.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/masking_3.q.out 
b/ql/src/test/results/clientpositive/masking_3.q.out
index 20d9231..0dbc394 100644
--- a/ql/src/test/results/clientpositive/masking_3.q.out
+++ b/ql/src/test/results/clientpositive/masking_3.q.out
@@ -15,540 +15,665 @@ PREHOOK: type: QUERY
 POSTHOOK: query: explain select * from masking_test_subq_n3
 POSTHOOK: type: QUERY
 STAGE DEPENDENCIES:
-  Stage-0 is a root stage
+  Stage-3 is a root stage
+  Stage-2 depends on stages: Stage-3
+  Stage-1 depends on stages: Stage-2
+  Stage-0 depends on stages: Stage-1
 
 STAGE PLANS:
+  Stage: Stage-3
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: masking_test_subq_n3
+            filterExpr: key is not null (type: boolean)
+            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: key is not null (type: boolean)
+              Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+              Group By Operator
+                keys: key (type: int)
+                mode: hash
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: int)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+      Execution mode: vectorized
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0
+          Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE 
Column stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+  Stage: Stage-2
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: src
+            filterExpr: key is not null (type: boolean)
+            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: key is not null (type: boolean)
+              Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+              Select Operator
+                expressions: key (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: UDFToDouble(_col0) (type: double)
+                  sort order: +
+                  Map-reduce partition columns: UDFToDouble(_col0) (type: 
double)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                  value expressions: _col0 (type: string)
+          TableScan
+            Reduce Output Operator
+              key expressions: UDFToDouble(_col0) (type: double)
+              sort order: +
+              Map-reduce partition columns: UDFToDouble(_col0) (type: double)
+              Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE 
Column stats: NONE
+              value expressions: _col0 (type: int)
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Inner Join 0 to 1
+          keys:
+            0 UDFToDouble(_col0) (type: double)
+            1 UDFToDouble(_col0) (type: double)
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+          Group By Operator
+            keys: _col0 (type: string), _col1 (type: int)
+            mode: hash
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+            File Output Operator
+              compressed: false
+              table:
+                  input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
+                  output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                  serde: 
org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: masking_test_subq_n3
+            filterExpr: key is not null (type: boolean)
+            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: key is not null (type: boolean)
+              Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+              Select Operator
+                expressions: key (type: int), value (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: UDFToDouble(_col0) (type: double), _col0 
(type: int)
+                  sort order: ++
+                  Map-reduce partition columns: UDFToDouble(_col0) (type: 
double), _col0 (type: int)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: string)
+          TableScan
+            Reduce Output Operator
+              key expressions: UDFToDouble(_col0) (type: double), _col1 (type: 
int)
+              sort order: ++
+              Map-reduce partition columns: UDFToDouble(_col0) (type: double), 
_col1 (type: int)
+              Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Left Semi Join 0 to 1
+          keys:
+            0 UDFToDouble(_col0) (type: double), _col0 (type: int)
+            1 UDFToDouble(_col0) (type: double), _col1 (type: int)
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 605 Data size: 6427 Basic stats: COMPLETE 
Column stats: NONE
+          File Output Operator
+            compressed: false
+            Statistics: Num rows: 605 Data size: 6427 Basic stats: COMPLETE 
Column stats: NONE
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+
   Stage: Stage-0
     Fetch Operator
       limit: -1
       Processor Tree:
-        TableScan
-          alias: masking_test_subq_n3
-          Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
-          Select Operator
-            expressions: key (type: int), value (type: string)
-            outputColumnNames: _col0, _col1
-            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
-            ListSink
+        ListSink
 
 PREHOOK: query: select * from masking_test_subq_n3
 PREHOOK: type: QUERY
 PREHOOK: Input: default@masking_test_subq_n3
+PREHOOK: Input: default@src
 #### A masked pattern was here ####
 POSTHOOK: query: select * from masking_test_subq_n3
 POSTHOOK: type: QUERY
 POSTHOOK: Input: default@masking_test_subq_n3
+POSTHOOK: Input: default@src
 #### A masked pattern was here ####
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 PREHOOK: query: explain select * from masking_test_subq_n3 where key > 0
 PREHOOK: type: QUERY
 POSTHOOK: query: explain select * from masking_test_subq_n3 where key > 0
 POSTHOOK: type: QUERY
 STAGE DEPENDENCIES:
-  Stage-1 is a root stage
+  Stage-3 is a root stage
+  Stage-2 depends on stages: Stage-3
+  Stage-1 depends on stages: Stage-2
   Stage-0 depends on stages: Stage-1
 
 STAGE PLANS:
-  Stage: Stage-1
+  Stage: Stage-3
     Map Reduce
       Map Operator Tree:
           TableScan
@@ -558,18 +683,120 @@ STAGE PLANS:
             Filter Operator
               predicate: (key > 0) (type: boolean)
               Statistics: Num rows: 166 Data size: 1763 Basic stats: COMPLETE 
Column stats: NONE
-              Select Operator
-                expressions: key (type: int), value (type: string)
-                outputColumnNames: _col0, _col1
+              Group By Operator
+                keys: key (type: int)
+                mode: hash
+                outputColumnNames: _col0
                 Statistics: Num rows: 166 Data size: 1763 Basic stats: 
COMPLETE Column stats: NONE
-                File Output Operator
-                  compressed: false
+                Reduce Output Operator
+                  key expressions: _col0 (type: int)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: int)
                   Statistics: Num rows: 166 Data size: 1763 Basic stats: 
COMPLETE Column stats: NONE
-                  table:
-                      input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
-                      output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                      serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
       Execution mode: vectorized
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0
+          Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column 
stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+  Stage: Stage-2
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: src
+            filterExpr: key is not null (type: boolean)
+            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: key is not null (type: boolean)
+              Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+              Select Operator
+                expressions: key (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: UDFToDouble(_col0) (type: double)
+                  sort order: +
+                  Map-reduce partition columns: UDFToDouble(_col0) (type: 
double)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                  value expressions: _col0 (type: string)
+          TableScan
+            Reduce Output Operator
+              key expressions: UDFToDouble(_col0) (type: double)
+              sort order: +
+              Map-reduce partition columns: UDFToDouble(_col0) (type: double)
+              Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE 
Column stats: NONE
+              value expressions: _col0 (type: int)
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Inner Join 0 to 1
+          keys:
+            0 UDFToDouble(_col0) (type: double)
+            1 UDFToDouble(_col0) (type: double)
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+          Group By Operator
+            keys: _col0 (type: string), _col1 (type: int)
+            mode: hash
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+            File Output Operator
+              compressed: false
+              table:
+                  input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
+                  output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                  serde: 
org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: masking_test_subq_n3
+            filterExpr: (key > 0) (type: boolean)
+            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: (key > 0) (type: boolean)
+              Statistics: Num rows: 166 Data size: 1763 Basic stats: COMPLETE 
Column stats: NONE
+              Select Operator
+                expressions: key (type: int), value (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 166 Data size: 1763 Basic stats: 
COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: UDFToDouble(_col0) (type: double), _col0 
(type: int)
+                  sort order: ++
+                  Map-reduce partition columns: UDFToDouble(_col0) (type: 
double), _col0 (type: int)
+                  Statistics: Num rows: 166 Data size: 1763 Basic stats: 
COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: string)
+          TableScan
+            Reduce Output Operator
+              key expressions: UDFToDouble(_col0) (type: double), _col1 (type: 
int)
+              sort order: ++
+              Map-reduce partition columns: UDFToDouble(_col0) (type: double), 
_col1 (type: int)
+              Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Left Semi Join 0 to 1
+          keys:
+            0 UDFToDouble(_col0) (type: double), _col0 (type: int)
+            1 UDFToDouble(_col0) (type: double), _col1 (type: int)
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 605 Data size: 6427 Basic stats: COMPLETE 
Column stats: NONE
+          File Output Operator
+            compressed: false
+            Statistics: Num rows: 605 Data size: 6427 Basic stats: COMPLETE 
Column stats: NONE
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
 
   Stage: Stage-0
     Fetch Operator
@@ -580,517 +807,603 @@ STAGE PLANS:
 PREHOOK: query: select * from masking_test_subq_n3 where key > 0
 PREHOOK: type: QUERY
 PREHOOK: Input: default@masking_test_subq_n3
+PREHOOK: Input: default@src
 #### A masked pattern was here ####
 POSTHOOK: query: select * from masking_test_subq_n3 where key > 0
 POSTHOOK: type: QUERY
 POSTHOOK: Input: default@masking_test_subq_n3
+POSTHOOK: Input: default@src
 #### A masked pattern was here ####
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 PREHOOK: query: explain select key from masking_test_subq_n3 where key > 0
 PREHOOK: type: QUERY
 POSTHOOK: query: explain select key from masking_test_subq_n3 where key > 0
 POSTHOOK: type: QUERY
 STAGE DEPENDENCIES:
-  Stage-1 is a root stage
+  Stage-3 is a root stage
+  Stage-2 depends on stages: Stage-3
+  Stage-1 depends on stages: Stage-2
   Stage-0 depends on stages: Stage-1
 
 STAGE PLANS:
+  Stage: Stage-3
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: masking_test_subq_n3
+            filterExpr: (key > 0) (type: boolean)
+            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: (key > 0) (type: boolean)
+              Statistics: Num rows: 166 Data size: 1763 Basic stats: COMPLETE 
Column stats: NONE
+              Group By Operator
+                keys: key (type: int)
+                mode: hash
+                outputColumnNames: _col0
+                Statistics: Num rows: 166 Data size: 1763 Basic stats: 
COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: int)
+                  Statistics: Num rows: 166 Data size: 1763 Basic stats: 
COMPLETE Column stats: NONE
+      Execution mode: vectorized
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0
+          Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column 
stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+  Stage: Stage-2
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: src
+            filterExpr: key is not null (type: boolean)
+            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: key is not null (type: boolean)
+              Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+              Select Operator
+                expressions: key (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: UDFToDouble(_col0) (type: double)
+                  sort order: +
+                  Map-reduce partition columns: UDFToDouble(_col0) (type: 
double)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                  value expressions: _col0 (type: string)
+          TableScan
+            Reduce Output Operator
+              key expressions: UDFToDouble(_col0) (type: double)
+              sort order: +
+              Map-reduce partition columns: UDFToDouble(_col0) (type: double)
+              Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE 
Column stats: NONE
+              value expressions: _col0 (type: int)
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Inner Join 0 to 1
+          keys:
+            0 UDFToDouble(_col0) (type: double)
+            1 UDFToDouble(_col0) (type: double)
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+          Group By Operator
+            keys: _col0 (type: string), _col1 (type: int)
+            mode: hash
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+            File Output Operator
+              compressed: false
+              table:
+                  input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
+                  output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                  serde: 
org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
   Stage: Stage-1
     Map Reduce
       Map Operator Tree:
@@ -1105,14 +1418,33 @@ STAGE PLANS:
                 expressions: key (type: int)
                 outputColumnNames: _col0
                 Statistics: Num rows: 166 Data size: 1763 Basic stats: 
COMPLETE Column stats: NONE
-                File Output Operator
-                  compressed: false
+                Reduce Output Operator
+                  key expressions: UDFToDouble(_col0) (type: double), _col0 
(type: int)
+                  sort order: ++
+                  Map-reduce partition columns: UDFToDouble(_col0) (type: 
double), _col0 (type: int)
                   Statistics: Num rows: 166 Data size: 1763 Basic stats: 
COMPLETE Column stats: NONE
-                  table:
-                      input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
-                      output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                      serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
-      Execution mode: vectorized
+          TableScan
+            Reduce Output Operator
+              key expressions: UDFToDouble(_col0) (type: double), _col1 (type: 
int)
+              sort order: ++
+              Map-reduce partition columns: UDFToDouble(_col0) (type: double), 
_col1 (type: int)
+              Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Left Semi Join 0 to 1
+          keys:
+            0 UDFToDouble(_col0) (type: double), _col0 (type: int)
+            1 UDFToDouble(_col0) (type: double), _col1 (type: int)
+          outputColumnNames: _col0
+          Statistics: Num rows: 605 Data size: 6427 Basic stats: COMPLETE 
Column stats: NONE
+          File Output Operator
+            compressed: false
+            Statistics: Num rows: 605 Data size: 6427 Basic stats: COMPLETE 
Column stats: NONE
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
 
   Stage: Stage-0
     Fetch Operator
@@ -1123,518 +1455,522 @@ STAGE PLANS:
 PREHOOK: query: select key from masking_test_subq_n3 where key > 0
 PREHOOK: type: QUERY
 PREHOOK: Input: default@masking_test_subq_n3
+PREHOOK: Input: default@src
 #### A masked pattern was here ####
 POSTHOOK: query: select key from masking_test_subq_n3 where key > 0
 POSTHOOK: type: QUERY
 POSTHOOK: Input: default@masking_test_subq_n3
+POSTHOOK: Input: default@src
 #### A masked pattern was here ####
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 PREHOOK: query: explain select value from masking_test_subq_n3 where key > 0
 PREHOOK: type: QUERY
 POSTHOOK: query: explain select value from masking_test_subq_n3 where key > 0
 POSTHOOK: type: QUERY
 STAGE DEPENDENCIES:
-  Stage-1 is a root stage
+  Stage-3 is a root stage
+  Stage-2 depends on stages: Stage-3
+  Stage-1 depends on stages: Stage-2
   Stage-0 depends on stages: Stage-1
 
 STAGE PLANS:
-  Stage: Stage-1
+  Stage: Stage-3
     Map Reduce
       Map Operator Tree:
           TableScan
@@ -1644,18 +1980,124 @@ STAGE PLANS:
             Filter Operator
               predicate: (key > 0) (type: boolean)
               Statistics: Num rows: 166 Data size: 1763 Basic stats: COMPLETE 
Column stats: NONE
-              Select Operator
-                expressions: value (type: string)
+              Group By Operator
+                keys: key (type: int)
+                mode: hash
                 outputColumnNames: _col0
                 Statistics: Num rows: 166 Data size: 1763 Basic stats: 
COMPLETE Column stats: NONE
-                File Output Operator
-                  compressed: false
+                Reduce Output Operator
+                  key expressions: _col0 (type: int)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: int)
                   Statistics: Num rows: 166 Data size: 1763 Basic stats: 
COMPLETE Column stats: NONE
-                  table:
-                      input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
-                      output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                      serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
       Execution mode: vectorized
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0
+          Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column 
stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+  Stage: Stage-2
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: src
+            filterExpr: key is not null (type: boolean)
+            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: key is not null (type: boolean)
+              Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+              Select Operator
+                expressions: key (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: UDFToDouble(_col0) (type: double)
+                  sort order: +
+                  Map-reduce partition columns: UDFToDouble(_col0) (type: 
double)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                  value expressions: _col0 (type: string)
+          TableScan
+            Reduce Output Operator
+              key expressions: UDFToDouble(_col0) (type: double)
+              sort order: +
+              Map-reduce partition columns: UDFToDouble(_col0) (type: double)
+              Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE 
Column stats: NONE
+              value expressions: _col0 (type: int)
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Inner Join 0 to 1
+          keys:
+            0 UDFToDouble(_col0) (type: double)
+            1 UDFToDouble(_col0) (type: double)
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+          Group By Operator
+            keys: _col0 (type: string), _col1 (type: int)
+            mode: hash
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+            File Output Operator
+              compressed: false
+              table:
+                  input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
+                  output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                  serde: 
org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: masking_test_subq_n3
+            filterExpr: (key > 0) (type: boolean)
+            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: (key > 0) (type: boolean)
+              Statistics: Num rows: 166 Data size: 1763 Basic stats: COMPLETE 
Column stats: NONE
+              Select Operator
+                expressions: key (type: int), value (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 166 Data size: 1763 Basic stats: 
COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: UDFToDouble(_col0) (type: double), _col0 
(type: int)
+                  sort order: ++
+                  Map-reduce partition columns: UDFToDouble(_col0) (type: 
double), _col0 (type: int)
+                  Statistics: Num rows: 166 Data size: 1763 Basic stats: 
COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: string)
+          TableScan
+            Reduce Output Operator
+              key expressions: UDFToDouble(_col0) (type: double), _col1 (type: 
int)
+              sort order: ++
+              Map-reduce partition columns: UDFToDouble(_col0) (type: double), 
_col1 (type: int)
+              Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Left Semi Join 0 to 1
+          keys:
+            0 UDFToDouble(_col0) (type: double), _col0 (type: int)
+            1 UDFToDouble(_col0) (type: double), _col1 (type: int)
+          outputColumnNames: _col1
+          Statistics: Num rows: 605 Data size: 6427 Basic stats: COMPLETE 
Column stats: NONE
+          Select Operator
+            expressions: _col1 (type: string)
+            outputColumnNames: _col0
+            Statistics: Num rows: 605 Data size: 6427 Basic stats: COMPLETE 
Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 605 Data size: 6427 Basic stats: COMPLETE 
Column stats: NONE
+              table:
+                  input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
+                  output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                  serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
 
   Stage: Stage-0
     Fetch Operator
@@ -1666,518 +2108,523 @@ STAGE PLANS:
 PREHOOK: query: select value from masking_test_subq_n3 where key > 0
 PREHOOK: type: QUERY
 PREHOOK: Input: default@masking_test_subq_n3
+PREHOOK: Input: default@src
 #### A masked pattern was here ####
 POSTHOOK: query: select value from masking_test_subq_n3 where key > 0
 POSTHOOK: type: QUERY
 POSTHOOK: Input: default@masking_test_subq_n3
+POSTHOOK: Input: default@src
 #### A masked pattern was here ####
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+val_403
+val_403
+val_404
+val_404
 val_406
-val_409
-val_190
 val_406
-val_401
-val_114
-val_258
-val_90
-val_203
-val_262
-val_348
+val_406
+val_406
+val_407
+val_409
+val_409
+val_409
+val_411
+val_413
+val_413
+val_414
+val_414
+val_417
+val_417
+val_417
+val_418
+val_419
+val_421
 val_424
-val_12
-val_396
-val_201
-val_217
-val_164
+val_424
+val_427
+val_429
+val_429
+val_430
+val_430
+val_430
 val_431
-val_454
-val_478
-val_298
-val_125
 val_431
-val_164
-val_424
-val_187
-val_382
-val_5
-val_70
-val_397
-val_480
-val_291
-val_24
-val_351
-val_255
-val_104
-val_70
-val_163
+val_431
+val_432
+val_435
+val_436
+val_437
+val_438
+val_438
 val_438
-val_119
-val_414
-val_200
-val_491
-val_237
 val_439
-val_360
-val_248
-val_479
-val_305
-val_417
-val_199
-val_444
-val_120
-val_429
-val_169
+val_439
 val_443
-val_323
-val_325
-val_277
-val_230
-val_478
-val_178
-val_468
-val_310
-val_317
-val_333
-val_493
+val_444
+val_446
+val_448
+val_449
+val_452
+val_453
+val_454
+val_454
+val_454
+val_455
+val_457
+val_458
+val_458
+val_459
+val_459
 val_460
-val_207
-val_249
-val_265
-val_480
-val_83
-val_136
-val_353
-val_172
-val_214
 val_462
-val_233
-val_406
-val_133
-val_175
-val_189
-val_454
-val_375
-val_401
-val_421
-val_407
-val_384
-val_256
-val_26
-val_134
-val_67
-val_384
-val_379
-val_18
 val_462
-val_492
-val_100
-val_298
-val_9
-val_341
-val_498
-val_146
-val_458
-val_362
-val_186
-val_285
-val_348
-val_167
-val_18
-val_273
-val_183
-val_281
-val_344
-val_97
+val_463
+val_463
+val_466
+val_466
+val_466
+val_467
+val_468
+val_468
+val_468
+val_468
 val_469
-val_315
-val_84
-val_28
-val_37
-val_448
-val_152
-val_348
-val_307
-val_194
-val_414
+val_469
+val_469
+val_469
+val_469
+val_470
+val_472
+val_475
 val_477
-val_222
-val_126
-val_90
-val_169
-val_403
-val_400
-val_200
-val_97
+val_478
+val_478
+val_479
+val_480
+val_480
+val_480
+val_481
+val_482
+val_483
+val_484
+val_485
+val_487
+val_489
+val_489
+val_489
+val_489
+val_490
+val_491
+val_492
+val_492
+val_493
+val_494
+val_495
+val_496
+val_497
+val_498
+val_498
+val_498
 PREHOOK: query: explain select * from masking_test_subq_n3 join srcpart on 
(masking_test_subq_n3.key = srcpart.key)
 PREHOOK: type: QUERY
 POSTHOOK: query: explain select * from masking_test_subq_n3 join srcpart on 
(masking_test_subq_n3.key = srcpart.key)
 POSTHOOK: type: QUERY
 STAGE DEPENDENCIES:
-  Stage-1 is a root stage
-  Stage-0 depends on stages: Stage-1
+  Stage-4 is a root stage
+  Stage-3 depends on stages: Stage-4
+  Stage-1 depends on stages: Stage-3
+  Stage-2 depends on stages: Stage-1
+  Stage-0 depends on stages: Stage-2
 
 STAGE PLANS:
-  Stage: Stage-1
+  Stage: Stage-4
     Map Reduce
       Map Operator Tree:
           TableScan
@@ -2187,16 +2634,130 @@ STAGE PLANS:
             Filter Operator
               predicate: key is not null (type: boolean)
               Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+              Group By Operator
+                keys: key (type: int)
+                mode: hash
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: int)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+      Execution mode: vectorized
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0
+          Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE 
Column stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+  Stage: Stage-3
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: src
+            filterExpr: key is not null (type: boolean)
+            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: key is not null (type: boolean)
+              Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
               Select Operator
-                expressions: key (type: int), value (type: string)
-                outputColumnNames: _col0, _col1
+                expressions: key (type: string)
+                outputColumnNames: _col0
                 Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
                 Reduce Output Operator
                   key expressions: UDFToDouble(_col0) (type: double)
                   sort order: +
                   Map-reduce partition columns: UDFToDouble(_col0) (type: 
double)
                   Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
-                  value expressions: _col0 (type: int), _col1 (type: string)
+                  value expressions: _col0 (type: string)
+          TableScan
+            Reduce Output Operator
+              key expressions: UDFToDouble(_col0) (type: double)
+              sort order: +
+              Map-reduce partition columns: UDFToDouble(_col0) (type: double)
+              Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE 
Column stats: NONE
+              value expressions: _col0 (type: int)
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Inner Join 0 to 1
+          keys:
+            0 UDFToDouble(_col0) (type: double)
+            1 UDFToDouble(_col0) (type: double)
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+          Group By Operator
+            keys: _col0 (type: string), _col1 (type: int)
+            mode: hash
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+            File Output Operator
+              compressed: false
+              table:
+                  input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
+                  output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                  serde: 
org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: masking_test_subq_n3
+            filterExpr: key is not null (type: boolean)
+            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: key is not null (type: boolean)
+              Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+              Select Operator
+                expressions: key (type: int), value (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: UDFToDouble(_col0) (type: double), _col0 
(type: int)
+                  sort order: ++
+                  Map-reduce partition columns: UDFToDouble(_col0) (type: 
double), _col0 (type: int)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: string)
+          TableScan
+            Reduce Output Operator
+              key expressions: UDFToDouble(_col0) (type: double), _col1 (type: 
int)
+              sort order: ++
+              Map-reduce partition columns: UDFToDouble(_col0) (type: double), 
_col1 (type: int)
+              Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Left Semi Join 0 to 1
+          keys:
+            0 UDFToDouble(_col0) (type: double), _col0 (type: int)
+            1 UDFToDouble(_col0) (type: double), _col1 (type: int)
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 605 Data size: 6427 Basic stats: COMPLETE 
Column stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+  Stage: Stage-2
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            Reduce Output Operator
+              key expressions: UDFToDouble(_col0) (type: double)
+              sort order: +
+              Map-reduce partition columns: UDFToDouble(_col0) (type: double)
+              Statistics: Num rows: 605 Data size: 6427 Basic stats: COMPLETE 
Column stats: NONE
+              value expressions: _col0 (type: int), _col1 (type: string)
           TableScan
             alias: srcpart
             filterExpr: key is not null (type: boolean)
@@ -2240,6 +2801,7 @@ STAGE PLANS:
 PREHOOK: query: select * from masking_test_subq_n3 join srcpart on 
(masking_test_subq_n3.key = srcpart.key)
 PREHOOK: type: QUERY
 PREHOOK: Input: default@masking_test_subq_n3
+PREHOOK: Input: default@src
 PREHOOK: Input: default@srcpart
 PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
 PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=12
@@ -2249,6 +2811,7 @@ PREHOOK: Input: default@srcpart@ds=2008-04-09/hr=12
 POSTHOOK: query: select * from masking_test_subq_n3 join srcpart on 
(masking_test_subq_n3.key = srcpart.key)
 POSTHOOK: type: QUERY
 POSTHOOK: Input: default@masking_test_subq_n3
+POSTHOOK: Input: default@src
 POSTHOOK: Input: default@srcpart
 POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
 POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=12
@@ -6372,10 +6935,94 @@ PREHOOK: type: QUERY
 POSTHOOK: query: explain select * from default.masking_test_subq_n3 where key 
> 0
 POSTHOOK: type: QUERY
 STAGE DEPENDENCIES:
-  Stage-1 is a root stage
+  Stage-3 is a root stage
+  Stage-2 depends on stages: Stage-3
+  Stage-1 depends on stages: Stage-2
   Stage-0 depends on stages: Stage-1
 
 STAGE PLANS:
+  Stage: Stage-3
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: masking_test_subq_n3
+            filterExpr: (key > 0) (type: boolean)
+            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: (key > 0) (type: boolean)
+              Statistics: Num rows: 166 Data size: 1763 Basic stats: COMPLETE 
Column stats: NONE
+              Group By Operator
+                keys: key (type: int)
+                mode: hash
+                outputColumnNames: _col0
+                Statistics: Num rows: 166 Data size: 1763 Basic stats: 
COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: int)
+                  Statistics: Num rows: 166 Data size: 1763 Basic stats: 
COMPLETE Column stats: NONE
+      Execution mode: vectorized
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0
+          Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column 
stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+  Stage: Stage-2
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: src
+            filterExpr: key is not null (type: boolean)
+            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: key is not null (type: boolean)
+              Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+              Select Operator
+                expressions: key (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: UDFToDouble(_col0) (type: double)
+                  sort order: +
+                  Map-reduce partition columns: UDFToDouble(_col0) (type: 
double)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                  value expressions: _col0 (type: string)
+          TableScan
+            Reduce Output Operator
+              key expressions: UDFToDouble(_col0) (type: double)
+              sort order: +
+              Map-reduce partition columns: UDFToDouble(_col0) (type: double)
+              Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE 
Column stats: NONE
+              value expressions: _col0 (type: int)
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Inner Join 0 to 1
+          keys:
+            0 UDFToDouble(_col0) (type: double)
+            1 UDFToDouble(_col0) (type: double)
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+          Group By Operator
+            keys: _col0 (type: string), _col1 (type: int)
+            mode: hash
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+            File Output Operator
+              compressed: false
+              table:
+                  input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
+                  output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                  serde: 
org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
   Stage: Stage-1
     Map Reduce
       Map Operator Tree:
@@ -6390,14 +7037,34 @@ STAGE PLANS:
                 expressions: key (type: int), value (type: string)
                 outputColumnNames: _col0, _col1
                 Statistics: Num rows: 166 Data size: 1763 Basic stats: 
COMPLETE Column stats: NONE
-                File Output Operator
-                  compressed: false
+                Reduce Output Operator
+                  key expressions: UDFToDouble(_col0) (type: double), _col0 
(type: int)
+                  sort order: ++
+                  Map-reduce partition columns: UDFToDouble(_col0) (type: 
double), _col0 (type: int)
                   Statistics: Num rows: 166 Data size: 1763 Basic stats: 
COMPLETE Column stats: NONE
-                  table:
-                      input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
-                      output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                      serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
-      Execution mode: vectorized
+                  value expressions: _col1 (type: string)
+          TableScan
+            Reduce Output Operator
+              key expressions: UDFToDouble(_col0) (type: double), _col1 (type: 
int)
+              sort order: ++
+              Map-reduce partition columns: UDFToDouble(_col0) (type: double), 
_col1 (type: int)
+              Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Left Semi Join 0 to 1
+          keys:
+            0 UDFToDouble(_col0) (type: double), _col0 (type: int)
+            1 UDFToDouble(_col0) (type: double), _col1 (type: int)
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 605 Data size: 6427 Basic stats: COMPLETE 
Column stats: NONE
+          File Output Operator
+            compressed: false
+            Statistics: Num rows: 605 Data size: 6427 Basic stats: COMPLETE 
Column stats: NONE
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
 
   Stage: Stage-0
     Fetch Operator
@@ -6408,517 +7075,603 @@ STAGE PLANS:
 PREHOOK: query: select * from default.masking_test_subq_n3 where key > 0
 PREHOOK: type: QUERY
 PREHOOK: Input: default@masking_test_subq_n3
+PREHOOK: Input: default@src
 #### A masked pattern was here ####
 POSTHOOK: query: select * from default.masking_test_subq_n3 where key > 0
 POSTHOOK: type: QUERY
 POSTHOOK: Input: default@masking_test_subq_n3
+POSTHOOK: Input: default@src
 #### A masked pattern was here ####
-238    val_238
-86     val_86
-311    val_311
-27     val_27
-165    val_165
-409    val_409
-255    val_255
-278    val_278
-98     val_98
-484    val_484
-265    val_265
-193    val_193
-401    val_401
-150    val_150
-273    val_273
-224    val_224
-369    val_369
-66     val_66
-128    val_128
-213    val_213
-146    val_146
-406    val_406
-429    val_429
-374    val_374
-152    val_152
-469    val_469
-145    val_145
-495    val_495
-37     val_37
-327    val_327
-281    val_281
-277    val_277
-209    val_209
-15     val_15
-82     val_82
-403    val_403
-166    val_166
-417    val_417
-430    val_430
-252    val_252
-292    val_292
-219    val_219
-287    val_287
-153    val_153
-193    val_193
-338    val_338
-446    val_446
-459    val_459
-394    val_394
-237    val_237
-482    val_482
-174    val_174
-413    val_413
-494    val_494
-207    val_207
-199    val_199
-466    val_466
-208    val_208
-174    val_174
-399    val_399
-396    val_396
-247    val_247
-417    val_417
-489    val_489
-162    val_162
-377    val_377
-397    val_397
-309    val_309
-365    val_365
-266    val_266
-439    val_439
-342    val_342
-367    val_367
-325    val_325
-167    val_167
-195    val_195
-475    val_475
-17     val_17
-113    val_113
-155    val_155
-203    val_203
-339    val_339
-455    val_455
-128    val_128
-311    val_311
-316    val_316
-57     val_57
-302    val_302
-205    val_205
-149    val_149
-438    val_438
-345    val_345
-129    val_129
-170    val_170
-20     val_20
-489    val_489
-157    val_157
-378    val_378
-221    val_221
-92     val_92
-111    val_111
-47     val_47
-72     val_72
+2      val_2
 4      val_4
-280    val_280
+5      val_5
+5      val_5
+5      val_5
+8      val_8
+9      val_9
+10     val_10
+11     val_11
+12     val_12
+12     val_12
+15     val_15
+15     val_15
+17     val_17
+18     val_18
+18     val_18
+19     val_19
+20     val_20
+24     val_24
+24     val_24
+26     val_26
+26     val_26
+27     val_27
+28     val_28
+30     val_30
+33     val_33
+34     val_34
 35     val_35
-427    val_427
-277    val_277
-208    val_208
-356    val_356
-399    val_399
-169    val_169
-382    val_382
-498    val_498
-125    val_125
-386    val_386
-437    val_437
-469    val_469
-192    val_192
-286    val_286
-187    val_187
-176    val_176
-54     val_54
-459    val_459
+35     val_35
+35     val_35
+37     val_37
+37     val_37
+41     val_41
+42     val_42
+42     val_42
+43     val_43
+44     val_44
+47     val_47
 51     val_51
-138    val_138
-103    val_103
-239    val_239
-213    val_213
-216    val_216
-430    val_430
-278    val_278
-176    val_176
-289    val_289
-221    val_221
+51     val_51
+53     val_53
+54     val_54
+57     val_57
+58     val_58
+58     val_58
+64     val_64
 65     val_65
-318    val_318
-332    val_332
-311    val_311
-275    val_275
-137    val_137
-241    val_241
-83     val_83
-333    val_333
-180    val_180
-284    val_284
-12     val_12
-230    val_230
-181    val_181
+66     val_66
 67     val_67
-260    val_260
-404    val_404
-384    val_384
-489    val_489
-353    val_353
-373    val_373
-272    val_272
-138    val_138
-217    val_217
+67     val_67
+69     val_69
+70     val_70
+70     val_70
+70     val_70
+72     val_72
+72     val_72
+74     val_74
+76     val_76
+76     val_76
+77     val_77
+78     val_78
+80     val_80
+82     val_82
+83     val_83
+83     val_83
+84     val_84
 84     val_84
-348    val_348
-466    val_466
-58     val_58
-8      val_8
-411    val_411
-230    val_230
-208    val_208
-348    val_348
-24     val_24
-463    val_463
-431    val_431
-179    val_179
-172    val_172
-42     val_42
-129    val_129
-158    val_158
-119    val_119
-496    val_496
-322    val_322
-197    val_197
-468    val_468
-393    val_393
-454    val_454
-100    val_100
-298    val_298
-199    val_199
-191    val_191
-418    val_418
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<TRUNCATED>