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From pxi...@apache.org
Subject [1/2] hive git commit: HIVE-14917: explainanalyze_2.q fails after HIVE-14861
Date Mon, 10 Oct 2016 17:07:59 GMT
Repository: hive
Updated Branches:
  refs/heads/master 66f1f9bf7 -> 187672370


http://git-wip-us.apache.org/repos/asf/hive/blob/18767237/ql/src/test/results/clientpositive/tez/explainanalyze_2.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/tez/explainanalyze_2.q.out b/ql/src/test/results/clientpositive/tez/explainanalyze_2.q.out
index 0cbddde..23d151c 100644
--- a/ql/src/test/results/clientpositive/tez/explainanalyze_2.q.out
+++ b/ql/src/test/results/clientpositive/tez/explainanalyze_2.q.out
@@ -1,521 +1,3 @@
-PREHOOK: query: -- SORT_QUERY_RESULTS
-
-CREATE TABLE dest_j1(key STRING, value STRING, val2 STRING) STORED AS TEXTFILE
-PREHOOK: type: CREATETABLE
-PREHOOK: Output: database:default
-PREHOOK: Output: default@dest_j1
-POSTHOOK: query: -- SORT_QUERY_RESULTS
-
-CREATE TABLE dest_j1(key STRING, value STRING, val2 STRING) STORED AS TEXTFILE
-POSTHOOK: type: CREATETABLE
-POSTHOOK: Output: database:default
-POSTHOOK: Output: default@dest_j1
-PREHOOK: query: CREATE TABLE ss(k1 STRING,v1 STRING,k2 STRING,v2 STRING,k3 STRING,v3 STRING) STORED AS TEXTFILE
-PREHOOK: type: CREATETABLE
-PREHOOK: Output: database:default
-PREHOOK: Output: default@ss
-POSTHOOK: query: CREATE TABLE ss(k1 STRING,v1 STRING,k2 STRING,v2 STRING,k3 STRING,v3 STRING) STORED AS TEXTFILE
-POSTHOOK: type: CREATETABLE
-POSTHOOK: Output: database:default
-POSTHOOK: Output: default@ss
-PREHOOK: query: CREATE TABLE sr(k1 STRING,v1 STRING,k2 STRING,v2 STRING,k3 STRING,v3 STRING) STORED AS TEXTFILE
-PREHOOK: type: CREATETABLE
-PREHOOK: Output: database:default
-PREHOOK: Output: default@sr
-POSTHOOK: query: CREATE TABLE sr(k1 STRING,v1 STRING,k2 STRING,v2 STRING,k3 STRING,v3 STRING) STORED AS TEXTFILE
-POSTHOOK: type: CREATETABLE
-POSTHOOK: Output: database:default
-POSTHOOK: Output: default@sr
-PREHOOK: query: CREATE TABLE cs(k1 STRING,v1 STRING,k2 STRING,v2 STRING,k3 STRING,v3 STRING) STORED AS TEXTFILE
-PREHOOK: type: CREATETABLE
-PREHOOK: Output: database:default
-PREHOOK: Output: default@cs
-POSTHOOK: query: CREATE TABLE cs(k1 STRING,v1 STRING,k2 STRING,v2 STRING,k3 STRING,v3 STRING) STORED AS TEXTFILE
-POSTHOOK: type: CREATETABLE
-POSTHOOK: Output: database:default
-POSTHOOK: Output: default@cs
-PREHOOK: query: INSERT OVERWRITE TABLE ss
-SELECT x.key,x.value,y.key,y.value,z.key,z.value
-FROM src1 x 
-JOIN src y ON (x.key = y.key) 
-JOIN srcpart z ON (x.value = z.value and z.ds='2008-04-08' and z.hr=11)
-PREHOOK: type: QUERY
-PREHOOK: Input: default@src
-PREHOOK: Input: default@src1
-PREHOOK: Input: default@srcpart
-PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
-PREHOOK: Output: default@ss
-POSTHOOK: query: INSERT OVERWRITE TABLE ss
-SELECT x.key,x.value,y.key,y.value,z.key,z.value
-FROM src1 x 
-JOIN src y ON (x.key = y.key) 
-JOIN srcpart z ON (x.value = z.value and z.ds='2008-04-08' and z.hr=11)
-POSTHOOK: type: QUERY
-POSTHOOK: Input: default@src
-POSTHOOK: Input: default@src1
-POSTHOOK: Input: default@srcpart
-POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
-POSTHOOK: Output: default@ss
-POSTHOOK: Lineage: ss.k1 SIMPLE [(src1)x.FieldSchema(name:key, type:string, comment:default), ]
-POSTHOOK: Lineage: ss.k2 SIMPLE [(src)y.FieldSchema(name:key, type:string, comment:default), ]
-POSTHOOK: Lineage: ss.k3 SIMPLE [(srcpart)z.FieldSchema(name:key, type:string, comment:default), ]
-POSTHOOK: Lineage: ss.v1 SIMPLE [(src1)x.FieldSchema(name:value, type:string, comment:default), ]
-POSTHOOK: Lineage: ss.v2 SIMPLE [(src)y.FieldSchema(name:value, type:string, comment:default), ]
-POSTHOOK: Lineage: ss.v3 SIMPLE [(srcpart)z.FieldSchema(name:value, type:string, comment:default), ]
-PREHOOK: query: INSERT OVERWRITE TABLE sr
-SELECT x.key,x.value,y.key,y.value,z.key,z.value
-FROM src1 x 
-JOIN src y ON (x.key = y.key) 
-JOIN srcpart z ON (x.value = z.value and z.ds='2008-04-08' and z.hr=12)
-PREHOOK: type: QUERY
-PREHOOK: Input: default@src
-PREHOOK: Input: default@src1
-PREHOOK: Input: default@srcpart
-PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=12
-PREHOOK: Output: default@sr
-POSTHOOK: query: INSERT OVERWRITE TABLE sr
-SELECT x.key,x.value,y.key,y.value,z.key,z.value
-FROM src1 x 
-JOIN src y ON (x.key = y.key) 
-JOIN srcpart z ON (x.value = z.value and z.ds='2008-04-08' and z.hr=12)
-POSTHOOK: type: QUERY
-POSTHOOK: Input: default@src
-POSTHOOK: Input: default@src1
-POSTHOOK: Input: default@srcpart
-POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=12
-POSTHOOK: Output: default@sr
-POSTHOOK: Lineage: sr.k1 SIMPLE [(src1)x.FieldSchema(name:key, type:string, comment:default), ]
-POSTHOOK: Lineage: sr.k2 SIMPLE [(src)y.FieldSchema(name:key, type:string, comment:default), ]
-POSTHOOK: Lineage: sr.k3 SIMPLE [(srcpart)z.FieldSchema(name:key, type:string, comment:default), ]
-POSTHOOK: Lineage: sr.v1 SIMPLE [(src1)x.FieldSchema(name:value, type:string, comment:default), ]
-POSTHOOK: Lineage: sr.v2 SIMPLE [(src)y.FieldSchema(name:value, type:string, comment:default), ]
-POSTHOOK: Lineage: sr.v3 SIMPLE [(srcpart)z.FieldSchema(name:value, type:string, comment:default), ]
-PREHOOK: query: INSERT OVERWRITE TABLE cs
-SELECT x.key,x.value,y.key,y.value,z.key,z.value
-FROM src1 x 
-JOIN src y ON (x.key = y.key) 
-JOIN srcpart z ON (x.value = z.value and z.ds='2008-04-08')
-PREHOOK: type: QUERY
-PREHOOK: Input: default@src
-PREHOOK: Input: default@src1
-PREHOOK: Input: default@srcpart
-PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
-PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=12
-PREHOOK: Output: default@cs
-POSTHOOK: query: INSERT OVERWRITE TABLE cs
-SELECT x.key,x.value,y.key,y.value,z.key,z.value
-FROM src1 x 
-JOIN src y ON (x.key = y.key) 
-JOIN srcpart z ON (x.value = z.value and z.ds='2008-04-08')
-POSTHOOK: type: QUERY
-POSTHOOK: Input: default@src
-POSTHOOK: Input: default@src1
-POSTHOOK: Input: default@srcpart
-POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
-POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=12
-POSTHOOK: Output: default@cs
-POSTHOOK: Lineage: cs.k1 SIMPLE [(src1)x.FieldSchema(name:key, type:string, comment:default), ]
-POSTHOOK: Lineage: cs.k2 SIMPLE [(src)y.FieldSchema(name:key, type:string, comment:default), ]
-POSTHOOK: Lineage: cs.k3 SIMPLE [(srcpart)z.FieldSchema(name:key, type:string, comment:default), ]
-POSTHOOK: Lineage: cs.v1 SIMPLE [(src1)x.FieldSchema(name:value, type:string, comment:default), ]
-POSTHOOK: Lineage: cs.v2 SIMPLE [(src)y.FieldSchema(name:value, type:string, comment:default), ]
-POSTHOOK: Lineage: cs.v3 SIMPLE [(srcpart)z.FieldSchema(name:value, type:string, comment:default), ]
-PREHOOK: query: ANALYZE TABLE ss COMPUTE STATISTICS
-PREHOOK: type: QUERY
-PREHOOK: Input: default@ss
-PREHOOK: Output: default@ss
-POSTHOOK: query: ANALYZE TABLE ss COMPUTE STATISTICS
-POSTHOOK: type: QUERY
-POSTHOOK: Input: default@ss
-POSTHOOK: Output: default@ss
-PREHOOK: query: ANALYZE TABLE ss COMPUTE STATISTICS FOR COLUMNS k1,v1,k2,v2,k3,v3
-PREHOOK: type: QUERY
-PREHOOK: Input: default@ss
-#### A masked pattern was here ####
-POSTHOOK: query: ANALYZE TABLE ss COMPUTE STATISTICS FOR COLUMNS k1,v1,k2,v2,k3,v3
-POSTHOOK: type: QUERY
-POSTHOOK: Input: default@ss
-#### A masked pattern was here ####
-PREHOOK: query: ANALYZE TABLE sr COMPUTE STATISTICS
-PREHOOK: type: QUERY
-PREHOOK: Input: default@sr
-PREHOOK: Output: default@sr
-POSTHOOK: query: ANALYZE TABLE sr COMPUTE STATISTICS
-POSTHOOK: type: QUERY
-POSTHOOK: Input: default@sr
-POSTHOOK: Output: default@sr
-PREHOOK: query: ANALYZE TABLE sr COMPUTE STATISTICS FOR COLUMNS k1,v1,k2,v2,k3,v3
-PREHOOK: type: QUERY
-PREHOOK: Input: default@sr
-#### A masked pattern was here ####
-POSTHOOK: query: ANALYZE TABLE sr COMPUTE STATISTICS FOR COLUMNS k1,v1,k2,v2,k3,v3
-POSTHOOK: type: QUERY
-POSTHOOK: Input: default@sr
-#### A masked pattern was here ####
-PREHOOK: query: ANALYZE TABLE cs COMPUTE STATISTICS
-PREHOOK: type: QUERY
-PREHOOK: Input: default@cs
-PREHOOK: Output: default@cs
-POSTHOOK: query: ANALYZE TABLE cs COMPUTE STATISTICS
-POSTHOOK: type: QUERY
-POSTHOOK: Input: default@cs
-POSTHOOK: Output: default@cs
-PREHOOK: query: ANALYZE TABLE cs COMPUTE STATISTICS FOR COLUMNS k1,v1,k2,v2,k3,v3
-PREHOOK: type: QUERY
-PREHOOK: Input: default@cs
-#### A masked pattern was here ####
-POSTHOOK: query: ANALYZE TABLE cs COMPUTE STATISTICS FOR COLUMNS k1,v1,k2,v2,k3,v3
-POSTHOOK: type: QUERY
-POSTHOOK: Input: default@cs
-#### A masked pattern was here ####
-PREHOOK: query: SELECT x.key, z.value, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN srcpart z ON (x.value = z.value and z.ds='2008-04-08' and z.hr=11)
-PREHOOK: type: QUERY
-PREHOOK: Input: default@src
-PREHOOK: Input: default@src1
-PREHOOK: Input: default@srcpart
-PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
-#### A masked pattern was here ####
-POSTHOOK: query: SELECT x.key, z.value, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN srcpart z ON (x.value = z.value and z.ds='2008-04-08' and z.hr=11)
-POSTHOOK: type: QUERY
-POSTHOOK: Input: default@src
-POSTHOOK: Input: default@src1
-POSTHOOK: Input: default@srcpart
-POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
-#### A masked pattern was here ####
-PREHOOK: query: explain analyze
-SELECT x.key, z.value, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN srcpart z ON (x.value = z.value and z.ds='2008-04-08' and z.hr=11)
-PREHOOK: type: QUERY
-POSTHOOK: query: explain analyze
-SELECT x.key, z.value, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN srcpart z ON (x.value = z.value and z.ds='2008-04-08' and z.hr=11)
-POSTHOOK: type: QUERY
-Plan optimized by CBO.
-
-Vertex dependency in root stage
-Reducer 2 <- Map 1 (SIMPLE_EDGE), Map 4 (SIMPLE_EDGE)
-Reducer 3 <- Map 5 (SIMPLE_EDGE), Reducer 2 (SIMPLE_EDGE)
-
-Stage-0
-  Fetch Operator
-    limit:-1
-    Stage-1
-      Reducer 3
-      File Output Operator [FS_16]
-        Select Operator [SEL_15] (rows=141/85 width=268)
-          Output:["_col0","_col1","_col2"]
-          Merge Join Operator [MERGEJOIN_26] (rows=141/85 width=268)
-            Conds:RS_12._col3=RS_13._col0(Inner),Output:["_col0","_col3","_col6"]
-          <-Map 5 [SIMPLE_EDGE]
-            SHUFFLE [RS_13]
-              PartitionCols:_col0
-              Select Operator [SEL_8] (rows=500/500 width=178)
-                Output:["_col0","_col1"]
-                Filter Operator [FIL_24] (rows=500/500 width=178)
-                  predicate:key is not null
-                  TableScan [TS_6] (rows=500/500 width=178)
-                    default@src,y,Tbl:COMPLETE,Col:COMPLETE,Output:["key","value"]
-          <-Reducer 2 [SIMPLE_EDGE]
-            SHUFFLE [RS_12]
-              PartitionCols:_col3
-              Merge Join Operator [MERGEJOIN_25] (rows=58/41 width=177)
-                Conds:RS_9._col0=RS_10._col1(Inner),Output:["_col0","_col3"]
-              <-Map 1 [SIMPLE_EDGE]
-                SHUFFLE [RS_9]
-                  PartitionCols:_col0
-                  Select Operator [SEL_2] (rows=500/500 width=369)
-                    Output:["_col0"]
-                    Filter Operator [FIL_22] (rows=500/500 width=91)
-                      predicate:value is not null
-                      TableScan [TS_0] (rows=500/500 width=91)
-                        default@srcpart,z,Tbl:COMPLETE,Col:COMPLETE,Output:["value"]
-              <-Map 4 [SIMPLE_EDGE]
-                SHUFFLE [RS_10]
-                  PartitionCols:_col1
-                  Select Operator [SEL_5] (rows=25/25 width=175)
-                    Output:["_col0","_col1"]
-                    Filter Operator [FIL_23] (rows=25/25 width=175)
-                      predicate:(key is not null and value is not null)
-                      TableScan [TS_3] (rows=25/25 width=175)
-                        default@src1,x,Tbl:COMPLETE,Col:COMPLETE,Output:["key","value"]
-
-PREHOOK: query: select 
-ss.k1,sr.k2,cs.k3,count(ss.v1),count(sr.v2),count(cs.v3)
-FROM 
-ss,sr,cs,src d1,src d2,src d3,src1,srcpart
-where
-    ss.k1 = d1.key 
-and sr.k1 = d2.key 
-and cs.k1 = d3.key 
-and ss.k2 = sr.k2
-and ss.k3 = sr.k3
-and ss.v1 = src1.value
-and ss.v2 = srcpart.value
-and sr.v2 = cs.v2
-and sr.v3 = cs.v3
-and ss.v3='ssv3'
-and sr.v1='srv1'
-and src1.key = 'src1key'
-and srcpart.key = 'srcpartkey'
-and d1.value = 'd1value'
-and d2.value in ('2000Q1','2000Q2','2000Q3')
-and d3.value in ('2000Q1','2000Q2','2000Q3')
-group by 
-ss.k1,sr.k2,cs.k3
-order by 
-ss.k1,sr.k2,cs.k3
-limit 100
-PREHOOK: type: QUERY
-PREHOOK: Input: default@cs
-PREHOOK: Input: default@sr
-PREHOOK: Input: default@src
-PREHOOK: Input: default@src1
-PREHOOK: Input: default@srcpart
-PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
-PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=12
-PREHOOK: Input: default@srcpart@ds=2008-04-09/hr=11
-PREHOOK: Input: default@srcpart@ds=2008-04-09/hr=12
-PREHOOK: Input: default@ss
-#### A masked pattern was here ####
-POSTHOOK: query: select 
-ss.k1,sr.k2,cs.k3,count(ss.v1),count(sr.v2),count(cs.v3)
-FROM 
-ss,sr,cs,src d1,src d2,src d3,src1,srcpart
-where
-    ss.k1 = d1.key 
-and sr.k1 = d2.key 
-and cs.k1 = d3.key 
-and ss.k2 = sr.k2
-and ss.k3 = sr.k3
-and ss.v1 = src1.value
-and ss.v2 = srcpart.value
-and sr.v2 = cs.v2
-and sr.v3 = cs.v3
-and ss.v3='ssv3'
-and sr.v1='srv1'
-and src1.key = 'src1key'
-and srcpart.key = 'srcpartkey'
-and d1.value = 'd1value'
-and d2.value in ('2000Q1','2000Q2','2000Q3')
-and d3.value in ('2000Q1','2000Q2','2000Q3')
-group by 
-ss.k1,sr.k2,cs.k3
-order by 
-ss.k1,sr.k2,cs.k3
-limit 100
-POSTHOOK: type: QUERY
-POSTHOOK: Input: default@cs
-POSTHOOK: Input: default@sr
-POSTHOOK: Input: default@src
-POSTHOOK: Input: default@src1
-POSTHOOK: Input: default@srcpart
-POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
-POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=12
-POSTHOOK: Input: default@srcpart@ds=2008-04-09/hr=11
-POSTHOOK: Input: default@srcpart@ds=2008-04-09/hr=12
-POSTHOOK: Input: default@ss
-#### A masked pattern was here ####
-PREHOOK: query: explain analyze
-select 
-ss.k1,sr.k2,cs.k3,count(ss.v1),count(sr.v2),count(cs.v3)
-FROM 
-ss,sr,cs,src d1,src d2,src d3,src1,srcpart
-where
-    ss.k1 = d1.key 
-and sr.k1 = d2.key 
-and cs.k1 = d3.key 
-and ss.k2 = sr.k2
-and ss.k3 = sr.k3
-and ss.v1 = src1.value
-and ss.v2 = srcpart.value
-and sr.v2 = cs.v2
-and sr.v3 = cs.v3
-and ss.v3='ssv3'
-and sr.v1='srv1'
-and src1.key = 'src1key'
-and srcpart.key = 'srcpartkey'
-and d1.value = 'd1value'
-and d2.value in ('2000Q1','2000Q2','2000Q3')
-and d3.value in ('2000Q1','2000Q2','2000Q3')
-group by 
-ss.k1,sr.k2,cs.k3
-order by 
-ss.k1,sr.k2,cs.k3
-limit 100
-PREHOOK: type: QUERY
-POSTHOOK: query: explain analyze
-select 
-ss.k1,sr.k2,cs.k3,count(ss.v1),count(sr.v2),count(cs.v3)
-FROM 
-ss,sr,cs,src d1,src d2,src d3,src1,srcpart
-where
-    ss.k1 = d1.key 
-and sr.k1 = d2.key 
-and cs.k1 = d3.key 
-and ss.k2 = sr.k2
-and ss.k3 = sr.k3
-and ss.v1 = src1.value
-and ss.v2 = srcpart.value
-and sr.v2 = cs.v2
-and sr.v3 = cs.v3
-and ss.v3='ssv3'
-and sr.v1='srv1'
-and src1.key = 'src1key'
-and srcpart.key = 'srcpartkey'
-and d1.value = 'd1value'
-and d2.value in ('2000Q1','2000Q2','2000Q3')
-and d3.value in ('2000Q1','2000Q2','2000Q3')
-group by 
-ss.k1,sr.k2,cs.k3
-order by 
-ss.k1,sr.k2,cs.k3
-limit 100
-POSTHOOK: type: QUERY
-Plan optimized by CBO.
-
-Vertex dependency in root stage
-Reducer 10 <- Reducer 9 (SIMPLE_EDGE)
-Reducer 2 <- Map 1 (SIMPLE_EDGE), Map 11 (SIMPLE_EDGE)
-Reducer 3 <- Map 12 (SIMPLE_EDGE), Reducer 2 (SIMPLE_EDGE)
-Reducer 4 <- Map 13 (SIMPLE_EDGE), Reducer 3 (SIMPLE_EDGE)
-Reducer 5 <- Map 14 (SIMPLE_EDGE), Reducer 4 (SIMPLE_EDGE)
-Reducer 6 <- Map 15 (SIMPLE_EDGE), Reducer 5 (SIMPLE_EDGE)
-Reducer 7 <- Map 16 (SIMPLE_EDGE), Reducer 6 (SIMPLE_EDGE)
-Reducer 8 <- Map 17 (SIMPLE_EDGE), Reducer 7 (SIMPLE_EDGE)
-Reducer 9 <- Reducer 8 (SIMPLE_EDGE)
-
-Stage-0
-  Fetch Operator
-    limit:100
-    Stage-1
-      Reducer 10
-      File Output Operator [FS_53]
-        Limit [LIM_52] (rows=100/0 width=18)
-          Number of rows:100
-          Select Operator [SEL_51] (rows=550/0 width=18)
-            Output:["_col0","_col1","_col2","_col3","_col4","_col5"]
-          <-Reducer 9 [SIMPLE_EDGE]
-            SHUFFLE [RS_50]
-              Group By Operator [GBY_48] (rows=550/0 width=18)
-                Output:["_col0","_col1","_col2","_col3","_col4","_col5"],aggregations:["count(VALUE._col0)","count(VALUE._col1)","count(VALUE._col2)"],keys:KEY._col0, KEY._col1, KEY._col2
-              <-Reducer 8 [SIMPLE_EDGE]
-                SHUFFLE [RS_47]
-                  PartitionCols:_col0, _col1, _col2
-                  Group By Operator [GBY_46] (rows=1100/0 width=18)
-                    Output:["_col0","_col1","_col2","_col3","_col4","_col5"],aggregations:["count(_col1)","count(_col9)","count(_col15)"],keys:_col0, _col8, _col14
-                    Select Operator [SEL_45] (rows=1100/0 width=18)
-                      Output:["_col0","_col8","_col14","_col1","_col9","_col15"]
-                      Merge Join Operator [MERGEJOIN_103] (rows=1100/0 width=18)
-                        Conds:RS_42._col3=RS_43._col1(Inner),Output:["_col0","_col1","_col8","_col9","_col14","_col15"]
-                      <-Map 17 [SIMPLE_EDGE]
-                        SHUFFLE [RS_43]
-                          PartitionCols:_col1
-                          Select Operator [SEL_23] (rows=1000/0 width=18)
-                            Output:["_col1"]
-                            Filter Operator [FIL_96] (rows=1000/0 width=18)
-                              predicate:((key = 'srcpartkey') and value is not null)
-                              TableScan [TS_21] (rows=2000/2000 width=18)
-                                default@srcpart,srcpart,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
-                      <-Reducer 7 [SIMPLE_EDGE]
-                        SHUFFLE [RS_42]
-                          PartitionCols:_col3
-                          Merge Join Operator [MERGEJOIN_102] (rows=129/0 width=625)
-                            Conds:RS_39._col1=RS_40._col1(Inner),Output:["_col0","_col1","_col3","_col8","_col9","_col14","_col15"]
-                          <-Map 16 [SIMPLE_EDGE]
-                            SHUFFLE [RS_40]
-                              PartitionCols:_col1
-                              Select Operator [SEL_20] (rows=2/0 width=180)
-                                Output:["_col1"]
-                                Filter Operator [FIL_95] (rows=2/0 width=175)
-                                  predicate:((key = 'src1key') and value is not null)
-                                  TableScan [TS_18] (rows=25/25 width=175)
-                                    default@src1,src1,Tbl:COMPLETE,Col:COMPLETE,Output:["key","value"]
-                          <-Reducer 6 [SIMPLE_EDGE]
-                            SHUFFLE [RS_39]
-                              PartitionCols:_col1
-                              Merge Join Operator [MERGEJOIN_101] (rows=129/0 width=625)
-                                Conds:RS_36._col12=RS_37._col0(Inner),Output:["_col0","_col1","_col3","_col8","_col9","_col14","_col15"]
-                              <-Map 15 [SIMPLE_EDGE]
-                                SHUFFLE [RS_37]
-                                  PartitionCols:_col0
-                                  Select Operator [SEL_17] (rows=500/0 width=178)
-                                    Output:["_col0"]
-                                    Filter Operator [FIL_94] (rows=500/0 width=178)
-                                      predicate:((value) IN ('2000Q1', '2000Q2', '2000Q3') and key is not null)
-                                      TableScan [TS_15] (rows=500/500 width=178)
-                                        default@src,d3,Tbl:COMPLETE,Col:COMPLETE,Output:["key","value"]
-                              <-Reducer 5 [SIMPLE_EDGE]
-                                SHUFFLE [RS_36]
-                                  PartitionCols:_col12
-                                  Merge Join Operator [MERGEJOIN_100] (rows=53/0 width=712)
-                                    Conds:RS_33._col6=RS_34._col0(Inner),Output:["_col0","_col1","_col3","_col8","_col9","_col12","_col14","_col15"]
-                                  <-Map 14 [SIMPLE_EDGE]
-                                    SHUFFLE [RS_34]
-                                      PartitionCols:_col0
-                                      Select Operator [SEL_14] (rows=500/0 width=178)
-                                        Output:["_col0"]
-                                        Filter Operator [FIL_93] (rows=500/0 width=178)
-                                          predicate:((value) IN ('2000Q1', '2000Q2', '2000Q3') and key is not null)
-                                          TableScan [TS_12] (rows=500/500 width=178)
-                                            default@src,d2,Tbl:COMPLETE,Col:COMPLETE,Output:["key","value"]
-                                  <-Reducer 4 [SIMPLE_EDGE]
-                                    SHUFFLE [RS_33]
-                                      PartitionCols:_col6
-                                      Merge Join Operator [MERGEJOIN_99] (rows=22/0 width=799)
-                                        Conds:RS_30._col0=RS_31._col0(Inner),Output:["_col0","_col1","_col3","_col6","_col8","_col9","_col12","_col14","_col15"]
-                                      <-Map 13 [SIMPLE_EDGE]
-                                        SHUFFLE [RS_31]
-                                          PartitionCols:_col0
-                                          Select Operator [SEL_11] (rows=2/0 width=178)
-                                            Output:["_col0"]
-                                            Filter Operator [FIL_92] (rows=2/0 width=178)
-                                              predicate:((value = 'd1value') and key is not null)
-                                              TableScan [TS_9] (rows=500/500 width=178)
-                                                default@src,d1,Tbl:COMPLETE,Col:COMPLETE,Output:["key","value"]
-                                      <-Reducer 3 [SIMPLE_EDGE]
-                                        SHUFFLE [RS_30]
-                                          PartitionCols:_col0
-                                          Merge Join Operator [MERGEJOIN_98] (rows=22/0 width=799)
-                                            Conds:RS_27._col9, _col11=RS_28._col1, _col3(Inner),Output:["_col0","_col1","_col3","_col6","_col8","_col9","_col12","_col14","_col15"]
-                                          <-Map 12 [SIMPLE_EDGE]
-                                            SHUFFLE [RS_28]
-                                              PartitionCols:_col1, _col3
-                                              Select Operator [SEL_8] (rows=170/170 width=356)
-                                                Output:["_col0","_col1","_col2","_col3"]
-                                                Filter Operator [FIL_91] (rows=170/170 width=356)
-                                                  predicate:(v2 is not null and v3 is not null and k1 is not null)
-                                                  TableScan [TS_6] (rows=170/170 width=356)
-                                                    default@cs,cs,Tbl:COMPLETE,Col:COMPLETE,Output:["k1","v2","k3","v3"]
-                                          <-Reducer 2 [SIMPLE_EDGE]
-                                            SHUFFLE [RS_27]
-                                              PartitionCols:_col9, _col11
-                                              Merge Join Operator [MERGEJOIN_97] (rows=16/0 width=625)
-                                                Conds:RS_24._col2, _col4=RS_25._col2, _col4(Inner),Output:["_col0","_col1","_col3","_col6","_col8","_col9","_col11"]
-                                              <-Map 1 [SIMPLE_EDGE]
-                                                SHUFFLE [RS_24]
-                                                  PartitionCols:_col2, _col4
-                                                  Select Operator [SEL_2] (rows=8/0 width=531)
-                                                    Output:["_col0","_col1","_col2","_col3","_col4"]
-                                                    Filter Operator [FIL_89] (rows=8/0 width=534)
-                                                      predicate:((v3 = 'ssv3') and k2 is not null and k3 is not null and k1 is not null and v1 is not null and v2 is not null)
-                                                      TableScan [TS_0] (rows=85/85 width=534)
-                                                        default@ss,ss,Tbl:COMPLETE,Col:COMPLETE,Output:["k1","v1","k2","v2","k3","v3"]
-                                              <-Map 11 [SIMPLE_EDGE]
-                                                SHUFFLE [RS_25]
-                                                  PartitionCols:_col2, _col4
-                                                  Select Operator [SEL_5] (rows=8/0 width=531)
-                                                    Output:["_col0","_col2","_col3","_col4","_col5"]
-                                                    Filter Operator [FIL_90] (rows=8/0 width=534)
-                                                      predicate:((v1 = 'srv1') and k2 is not null and k3 is not null and v2 is not null and v3 is not null and k1 is not null)
-                                                      TableScan [TS_3] (rows=85/85 width=534)
-                                                        default@sr,sr,Tbl:COMPLETE,Col:COMPLETE,Output:["k1","v1","k2","v2","k3","v3"]
-
 PREHOOK: query: SELECT x.key, z.value, y.value
 FROM src1 x JOIN src y ON (x.key = y.key) 
 JOIN (select * from src1 union select * from src)z ON (x.value = z.value)
@@ -1055,862 +537,45 @@ Stage-0
                                                 TableScan [TS_3] (rows=500/500 width=178)
                                                   Output:["key","value"]
 
-PREHOOK: query: SELECT x.key, z.value, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN srcpart z ON (x.value = z.value and z.ds='2008-04-08' and z.hr=11)
-PREHOOK: type: QUERY
-PREHOOK: Input: default@src
-PREHOOK: Input: default@src1
-PREHOOK: Input: default@srcpart
-PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
+PREHOOK: query: CREATE TABLE srcbucket_mapjoin(key int, value string) partitioned by (ds string) CLUSTERED BY (key) INTO 2 BUCKETS STORED AS TEXTFILE
+PREHOOK: type: CREATETABLE
+PREHOOK: Output: database:default
+PREHOOK: Output: default@srcbucket_mapjoin
+POSTHOOK: query: CREATE TABLE srcbucket_mapjoin(key int, value string) partitioned by (ds string) CLUSTERED BY (key) INTO 2 BUCKETS STORED AS TEXTFILE
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: database:default
+POSTHOOK: Output: default@srcbucket_mapjoin
+PREHOOK: query: CREATE TABLE tab_part (key int, value string) PARTITIONED BY(ds STRING) CLUSTERED BY (key) SORTED BY (key) INTO 4 BUCKETS STORED AS TEXTFILE
+PREHOOK: type: CREATETABLE
+PREHOOK: Output: database:default
+PREHOOK: Output: default@tab_part
+POSTHOOK: query: CREATE TABLE tab_part (key int, value string) PARTITIONED BY(ds STRING) CLUSTERED BY (key) SORTED BY (key) INTO 4 BUCKETS STORED AS TEXTFILE
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: database:default
+POSTHOOK: Output: default@tab_part
+PREHOOK: query: CREATE TABLE srcbucket_mapjoin_part (key int, value string) partitioned by (ds string) CLUSTERED BY (key) INTO 4 BUCKETS STORED AS TEXTFILE
+PREHOOK: type: CREATETABLE
+PREHOOK: Output: database:default
+PREHOOK: Output: default@srcbucket_mapjoin_part
+POSTHOOK: query: CREATE TABLE srcbucket_mapjoin_part (key int, value string) partitioned by (ds string) CLUSTERED BY (key) INTO 4 BUCKETS STORED AS TEXTFILE
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: database:default
+POSTHOOK: Output: default@srcbucket_mapjoin_part
+PREHOOK: query: load data local inpath '../../data/files/srcbucket20.txt' INTO TABLE srcbucket_mapjoin partition(ds='2008-04-08')
+PREHOOK: type: LOAD
 #### A masked pattern was here ####
-POSTHOOK: query: SELECT x.key, z.value, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN srcpart z ON (x.value = z.value and z.ds='2008-04-08' and z.hr=11)
-POSTHOOK: type: QUERY
-POSTHOOK: Input: default@src
-POSTHOOK: Input: default@src1
-POSTHOOK: Input: default@srcpart
-POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
+PREHOOK: Output: default@srcbucket_mapjoin
+POSTHOOK: query: load data local inpath '../../data/files/srcbucket20.txt' INTO TABLE srcbucket_mapjoin partition(ds='2008-04-08')
+POSTHOOK: type: LOAD
 #### A masked pattern was here ####
-PREHOOK: query: explain analyze
-SELECT x.key, z.value, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN srcpart z ON (x.value = z.value and z.ds='2008-04-08' and z.hr=11)
-PREHOOK: type: QUERY
-POSTHOOK: query: explain analyze
-SELECT x.key, z.value, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN srcpart z ON (x.value = z.value and z.ds='2008-04-08' and z.hr=11)
-POSTHOOK: type: QUERY
-Plan optimized by CBO.
-
-Vertex dependency in root stage
-Map 1 <- Map 2 (BROADCAST_EDGE), Map 3 (BROADCAST_EDGE)
-
-Stage-0
-  Fetch Operator
-    limit:-1
-    Stage-1
-      Map 1
-      File Output Operator [FS_16]
-        Select Operator [SEL_15] (rows=605/85 width=10)
-          Output:["_col0","_col1","_col2"]
-          Map Join Operator [MAPJOIN_26] (rows=605/85 width=10)
-            Conds:MAPJOIN_25._col3=RS_13._col0(Inner),HybridGraceHashJoin:true,Output:["_col0","_col3","_col6"]
-          <-Map 3 [BROADCAST_EDGE]
-            BROADCAST [RS_13]
-              PartitionCols:_col0
-              Select Operator [SEL_8] (rows=500/500 width=10)
-                Output:["_col0","_col1"]
-                Filter Operator [FIL_24] (rows=500/500 width=10)
-                  predicate:key is not null
-                  TableScan [TS_6] (rows=500/500 width=10)
-                    default@src,y,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
-          <-Map Join Operator [MAPJOIN_25] (rows=550/41 width=10)
-              Conds:SEL_2._col0=RS_10._col1(Inner),HybridGraceHashJoin:true,Output:["_col0","_col3"]
-            <-Map 2 [BROADCAST_EDGE]
-              BROADCAST [RS_10]
-                PartitionCols:_col1
-                Select Operator [SEL_5] (rows=25/25 width=7)
-                  Output:["_col0","_col1"]
-                  Filter Operator [FIL_23] (rows=25/25 width=7)
-                    predicate:(key is not null and value is not null)
-                    TableScan [TS_3] (rows=25/25 width=7)
-                      default@src1,x,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
-            <-Select Operator [SEL_2] (rows=500/500 width=10)
-                Output:["_col0"]
-                Filter Operator [FIL_22] (rows=500/500 width=10)
-                  predicate:value is not null
-                  TableScan [TS_0] (rows=500/500 width=10)
-                    default@srcpart,z,Tbl:COMPLETE,Col:NONE,Output:["value"]
-
-PREHOOK: query: select 
-ss.k1,sr.k2,cs.k3,count(ss.v1),count(sr.v2),count(cs.v3)
-FROM 
-ss,sr,cs,src d1,src d2,src d3,src1,srcpart
-where
-    ss.k1 = d1.key 
-and sr.k1 = d2.key 
-and cs.k1 = d3.key 
-and ss.k2 = sr.k2
-and ss.k3 = sr.k3
-and ss.v1 = src1.value
-and ss.v2 = srcpart.value
-and sr.v2 = cs.v2
-and sr.v3 = cs.v3
-and ss.v3='ssv3'
-and sr.v1='srv1'
-and src1.key = 'src1key'
-and srcpart.key = 'srcpartkey'
-and d1.value = 'd1value'
-and d2.value in ('2000Q1','2000Q2','2000Q3')
-and d3.value in ('2000Q1','2000Q2','2000Q3')
-group by 
-ss.k1,sr.k2,cs.k3
-order by 
-ss.k1,sr.k2,cs.k3
-limit 100
-PREHOOK: type: QUERY
-PREHOOK: Input: default@cs
-PREHOOK: Input: default@sr
-PREHOOK: Input: default@src
-PREHOOK: Input: default@src1
-PREHOOK: Input: default@srcpart
-PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
-PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=12
-PREHOOK: Input: default@srcpart@ds=2008-04-09/hr=11
-PREHOOK: Input: default@srcpart@ds=2008-04-09/hr=12
-PREHOOK: Input: default@ss
+POSTHOOK: Output: default@srcbucket_mapjoin
+POSTHOOK: Output: default@srcbucket_mapjoin@ds=2008-04-08
+PREHOOK: query: load data local inpath '../../data/files/srcbucket22.txt' INTO TABLE srcbucket_mapjoin partition(ds='2008-04-08')
+PREHOOK: type: LOAD
 #### A masked pattern was here ####
-POSTHOOK: query: select 
-ss.k1,sr.k2,cs.k3,count(ss.v1),count(sr.v2),count(cs.v3)
-FROM 
-ss,sr,cs,src d1,src d2,src d3,src1,srcpart
-where
-    ss.k1 = d1.key 
-and sr.k1 = d2.key 
-and cs.k1 = d3.key 
-and ss.k2 = sr.k2
-and ss.k3 = sr.k3
-and ss.v1 = src1.value
-and ss.v2 = srcpart.value
-and sr.v2 = cs.v2
-and sr.v3 = cs.v3
-and ss.v3='ssv3'
-and sr.v1='srv1'
-and src1.key = 'src1key'
-and srcpart.key = 'srcpartkey'
-and d1.value = 'd1value'
-and d2.value in ('2000Q1','2000Q2','2000Q3')
-and d3.value in ('2000Q1','2000Q2','2000Q3')
-group by 
-ss.k1,sr.k2,cs.k3
-order by 
-ss.k1,sr.k2,cs.k3
-limit 100
-POSTHOOK: type: QUERY
-POSTHOOK: Input: default@cs
-POSTHOOK: Input: default@sr
-POSTHOOK: Input: default@src
-POSTHOOK: Input: default@src1
-POSTHOOK: Input: default@srcpart
-POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
-POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=12
-POSTHOOK: Input: default@srcpart@ds=2008-04-09/hr=11
-POSTHOOK: Input: default@srcpart@ds=2008-04-09/hr=12
-POSTHOOK: Input: default@ss
-#### A masked pattern was here ####
-PREHOOK: query: explain analyze
-select 
-ss.k1,sr.k2,cs.k3,count(ss.v1),count(sr.v2),count(cs.v3)
-FROM 
-ss,sr,cs,src d1,src d2,src d3,src1,srcpart
-where
-    ss.k1 = d1.key 
-and sr.k1 = d2.key 
-and cs.k1 = d3.key 
-and ss.k2 = sr.k2
-and ss.k3 = sr.k3
-and ss.v1 = src1.value
-and ss.v2 = srcpart.value
-and sr.v2 = cs.v2
-and sr.v3 = cs.v3
-and ss.v3='ssv3'
-and sr.v1='srv1'
-and src1.key = 'src1key'
-and srcpart.key = 'srcpartkey'
-and d1.value = 'd1value'
-and d2.value in ('2000Q1','2000Q2','2000Q3')
-and d3.value in ('2000Q1','2000Q2','2000Q3')
-group by 
-ss.k1,sr.k2,cs.k3
-order by 
-ss.k1,sr.k2,cs.k3
-limit 100
-PREHOOK: type: QUERY
-POSTHOOK: query: explain analyze
-select 
-ss.k1,sr.k2,cs.k3,count(ss.v1),count(sr.v2),count(cs.v3)
-FROM 
-ss,sr,cs,src d1,src d2,src d3,src1,srcpart
-where
-    ss.k1 = d1.key 
-and sr.k1 = d2.key 
-and cs.k1 = d3.key 
-and ss.k2 = sr.k2
-and ss.k3 = sr.k3
-and ss.v1 = src1.value
-and ss.v2 = srcpart.value
-and sr.v2 = cs.v2
-and sr.v3 = cs.v3
-and ss.v3='ssv3'
-and sr.v1='srv1'
-and src1.key = 'src1key'
-and srcpart.key = 'srcpartkey'
-and d1.value = 'd1value'
-and d2.value in ('2000Q1','2000Q2','2000Q3')
-and d3.value in ('2000Q1','2000Q2','2000Q3')
-group by 
-ss.k1,sr.k2,cs.k3
-order by 
-ss.k1,sr.k2,cs.k3
-limit 100
-POSTHOOK: type: QUERY
-Plan optimized by CBO.
-
-Vertex dependency in root stage
-Map 10 <- Map 9 (BROADCAST_EDGE)
-Map 2 <- Map 1 (BROADCAST_EDGE)
-Map 3 <- Map 10 (BROADCAST_EDGE), Map 2 (BROADCAST_EDGE), Map 6 (BROADCAST_EDGE), Map 7 (BROADCAST_EDGE), Map 8 (BROADCAST_EDGE)
-Reducer 4 <- Map 3 (SIMPLE_EDGE)
-Reducer 5 <- Reducer 4 (SIMPLE_EDGE)
-
-Stage-0
-  Fetch Operator
-    limit:100
-    Stage-1
-      Reducer 5
-      File Output Operator [FS_55]
-        Limit [LIM_54] (rows=100/0 width=10)
-          Number of rows:100
-          Select Operator [SEL_53] (rows=805/0 width=10)
-            Output:["_col0","_col1","_col2","_col3","_col4","_col5"]
-          <-Reducer 4 [SIMPLE_EDGE]
-            SHUFFLE [RS_52]
-              Group By Operator [GBY_50] (rows=805/0 width=10)
-                Output:["_col0","_col1","_col2","_col3","_col4","_col5"],aggregations:["count(VALUE._col0)","count(VALUE._col1)","count(VALUE._col2)"],keys:KEY._col0, KEY._col1, KEY._col2
-              <-Map 3 [SIMPLE_EDGE]
-                SHUFFLE [RS_49]
-                  PartitionCols:_col0, _col1, _col2
-                  Group By Operator [GBY_48] (rows=1610/0 width=10)
-                    Output:["_col0","_col1","_col2","_col3","_col4","_col5"],aggregations:["count(_col13)","count(_col21)","count(_col3)"],keys:_col12, _col20, _col2
-                    Select Operator [SEL_47] (rows=1610/0 width=10)
-                      Output:["_col12","_col20","_col2","_col13","_col21","_col3"]
-                      Map Join Operator [MAPJOIN_97] (rows=1610/0 width=10)
-                        Conds:RS_44._col1, _col3=SEL_40._col15, _col17(Inner),HybridGraceHashJoin:true,Output:["_col2","_col3","_col12","_col13","_col20","_col21"]
-                      <-Map 2 [BROADCAST_EDGE]
-                        BROADCAST [RS_44]
-                          PartitionCols:_col1, _col3
-                          Map Join Operator [MAPJOIN_91] (rows=275/0 width=10)
-                            Conds:RS_41._col0=SEL_5._col0(Inner),HybridGraceHashJoin:true,Output:["_col1","_col2","_col3"]
-                          <-Map 1 [BROADCAST_EDGE]
-                            BROADCAST [RS_41]
-                              PartitionCols:_col0
-                              Select Operator [SEL_2] (rows=170/170 width=34)
-                                Output:["_col0","_col1","_col2","_col3"]
-                                Filter Operator [FIL_83] (rows=170/170 width=34)
-                                  predicate:(v2 is not null and v3 is not null and k1 is not null)
-                                  TableScan [TS_0] (rows=170/170 width=34)
-                                    default@cs,cs,Tbl:COMPLETE,Col:NONE,Output:["k1","v2","k3","v3"]
-                          <-Select Operator [SEL_5] (rows=250/0 width=10)
-                              Output:["_col0"]
-                              Filter Operator [FIL_84] (rows=250/0 width=10)
-                                predicate:((value) IN ('2000Q1', '2000Q2', '2000Q3') and key is not null)
-                                TableScan [TS_3] (rows=500/500 width=10)
-                                  default@src,d3,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
-                      <-Select Operator [SEL_40] (rows=1464/0 width=10)
-                          Output:["_col14","_col15","_col17","_col6","_col7"]
-                          Map Join Operator [MAPJOIN_96] (rows=1464/0 width=10)
-                            Conds:MAPJOIN_94._col6, _col4=RS_38._col4, _col2(Inner),HybridGraceHashJoin:true,Output:["_col2","_col3","_col14","_col15","_col17"]
-                          <-Map 10 [BROADCAST_EDGE]
-                            BROADCAST [RS_38]
-                              PartitionCols:_col4, _col2
-                              Map Join Operator [MAPJOIN_95] (rows=275/0 width=10)
-                                Conds:RS_24._col0=SEL_23._col0(Inner),HybridGraceHashJoin:true,Output:["_col2","_col3","_col4","_col5"]
-                              <-Map 9 [BROADCAST_EDGE]
-                                BROADCAST [RS_24]
-                                  PartitionCols:_col0
-                                  Select Operator [SEL_20] (rows=42/0 width=34)
-                                    Output:["_col0","_col2","_col3","_col4","_col5"]
-                                    Filter Operator [FIL_89] (rows=42/0 width=34)
-                                      predicate:((v1 = 'srv1') and k2 is not null and k3 is not null and v2 is not null and v3 is not null and k1 is not null)
-                                      TableScan [TS_18] (rows=85/85 width=34)
-                                        default@sr,sr,Tbl:COMPLETE,Col:NONE,Output:["k1","v1","k2","v2","k3","v3"]
-                              <-Select Operator [SEL_23] (rows=250/0 width=10)
-                                  Output:["_col0"]
-                                  Filter Operator [FIL_90] (rows=250/0 width=10)
-                                    predicate:((value) IN ('2000Q1', '2000Q2', '2000Q3') and key is not null)
-                                    TableScan [TS_21] (rows=500/500 width=10)
-                                      default@src,d2,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
-                          <-Map Join Operator [MAPJOIN_94] (rows=1331/0 width=10)
-                              Conds:MAPJOIN_93._col3=RS_35._col1(Inner),HybridGraceHashJoin:true,Output:["_col2","_col3","_col4","_col6"]
-                            <-Map 8 [BROADCAST_EDGE]
-                              BROADCAST [RS_35]
-                                PartitionCols:_col1
-                                Select Operator [SEL_17] (rows=12/0 width=7)
-                                  Output:["_col1"]
-                                  Filter Operator [FIL_88] (rows=12/0 width=7)
-                                    predicate:((key = 'src1key') and value is not null)
-                                    TableScan [TS_15] (rows=25/25 width=7)
-                                      default@src1,src1,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
-                            <-Map Join Operator [MAPJOIN_93] (rows=1210/0 width=10)
-                                Conds:MAPJOIN_92._col2=RS_32._col0(Inner),HybridGraceHashJoin:true,Output:["_col2","_col3","_col4","_col6"]
-                              <-Map 7 [BROADCAST_EDGE]
-                                BROADCAST [RS_32]
-                                  PartitionCols:_col0
-                                  Select Operator [SEL_14] (rows=250/0 width=10)
-                                    Output:["_col0"]
-                                    Filter Operator [FIL_87] (rows=250/0 width=10)
-                                      predicate:((value = 'd1value') and key is not null)
-                                      TableScan [TS_12] (rows=500/500 width=10)
-                                        default@src,d1,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
-                              <-Map Join Operator [MAPJOIN_92] (rows=1100/0 width=10)
-                                  Conds:SEL_8._col1=RS_29._col3(Inner),HybridGraceHashJoin:true,Output:["_col2","_col3","_col4","_col6"]
-                                <-Map 6 [BROADCAST_EDGE]
-                                  BROADCAST [RS_29]
-                                    PartitionCols:_col3
-                                    Select Operator [SEL_11] (rows=42/0 width=34)
-                                      Output:["_col0","_col1","_col2","_col3","_col4"]
-                                      Filter Operator [FIL_86] (rows=42/0 width=34)
-                                        predicate:((v3 = 'ssv3') and k2 is not null and k3 is not null and k1 is not null and v1 is not null and v2 is not null)
-                                        TableScan [TS_9] (rows=85/85 width=34)
-                                          default@ss,ss,Tbl:COMPLETE,Col:NONE,Output:["k1","v1","k2","v2","k3","v3"]
-                                <-Select Operator [SEL_8] (rows=1000/0 width=10)
-                                    Output:["_col1"]
-                                    Filter Operator [FIL_85] (rows=1000/0 width=10)
-                                      predicate:((key = 'srcpartkey') and value is not null)
-                                      TableScan [TS_6] (rows=2000/2000 width=10)
-                                        default@srcpart,srcpart,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
-
-PREHOOK: query: SELECT x.key, z.value, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select * from src1 union select * from src)z ON (x.value = z.value)
-union
-SELECT x.key, z.value, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select * from src1 union select * from src)z ON (x.value = z.value)
-PREHOOK: type: QUERY
-PREHOOK: Input: default@src
-PREHOOK: Input: default@src1
-#### A masked pattern was here ####
-POSTHOOK: query: SELECT x.key, z.value, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select * from src1 union select * from src)z ON (x.value = z.value)
-union
-SELECT x.key, z.value, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select * from src1 union select * from src)z ON (x.value = z.value)
-POSTHOOK: type: QUERY
-POSTHOOK: Input: default@src
-POSTHOOK: Input: default@src1
-#### A masked pattern was here ####
-PREHOOK: query: explain analyze
-SELECT x.key, z.value, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select * from src1 union select * from src)z ON (x.value = z.value)
-union
-SELECT x.key, z.value, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select * from src1 union select * from src)z ON (x.value = z.value)
-PREHOOK: type: QUERY
-POSTHOOK: query: explain analyze
-SELECT x.key, z.value, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select * from src1 union select * from src)z ON (x.value = z.value)
-union
-SELECT x.key, z.value, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select * from src1 union select * from src)z ON (x.value = z.value)
-POSTHOOK: type: QUERY
-Plan optimized by CBO.
-
-Vertex dependency in root stage
-Map 1 <- Union 2 (CONTAINS)
-Map 12 <- Union 10 (CONTAINS)
-Map 6 <- Union 2 (CONTAINS)
-Map 9 <- Union 10 (CONTAINS)
-Reducer 11 <- Map 13 (BROADCAST_EDGE), Map 14 (BROADCAST_EDGE), Union 10 (SIMPLE_EDGE), Union 4 (CONTAINS)
-Reducer 3 <- Map 7 (BROADCAST_EDGE), Map 8 (BROADCAST_EDGE), Union 2 (SIMPLE_EDGE), Union 4 (CONTAINS)
-Reducer 5 <- Union 4 (SIMPLE_EDGE)
-
-Stage-0
-  Fetch Operator
-    limit:-1
-    Stage-1
-      Reducer 5
-      File Output Operator [FS_59]
-        Group By Operator [GBY_57] (rows=550/15 width=10)
-          Output:["_col0","_col1"],keys:KEY._col0, KEY._col1
-        <-Union 4 [SIMPLE_EDGE]
-          <-Reducer 11 [CONTAINS]
-            Reduce Output Operator [RS_56]
-              PartitionCols:_col0, _col1
-              Group By Operator [GBY_55] (rows=1100/30 width=10)
-                Output:["_col0","_col1"],keys:_col0, _col1
-                Select Operator [SEL_51] (rows=550/61 width=10)
-                  Output:["_col0","_col1"]
-                  Map Join Operator [MAPJOIN_85] (rows=550/61 width=10)
-                    Conds:MAPJOIN_84._col2=RS_49._col0(Inner),HybridGraceHashJoin:true,Output:["_col1","_col2"]
-                  <-Map 14 [BROADCAST_EDGE]
-                    BROADCAST [RS_49]
-                      PartitionCols:_col0
-                      Select Operator [SEL_44] (rows=500/500 width=10)
-                        Output:["_col0"]
-                        Filter Operator [FIL_81] (rows=500/500 width=10)
-                          predicate:key is not null
-                          TableScan [TS_42] (rows=500/500 width=10)
-                            default@src,y,Tbl:COMPLETE,Col:NONE,Output:["key"]
-                  <-Map Join Operator [MAPJOIN_84] (rows=288/52 width=10)
-                      Conds:SEL_38._col1=RS_46._col1(Inner),HybridGraceHashJoin:true,Output:["_col1","_col2"]
-                    <-Map 13 [BROADCAST_EDGE]
-                      BROADCAST [RS_46]
-                        PartitionCols:_col1
-                        Select Operator [SEL_41] (rows=25/25 width=7)
-                          Output:["_col0","_col1"]
-                          Filter Operator [FIL_80] (rows=25/25 width=7)
-                            predicate:(key is not null and value is not null)
-                            TableScan [TS_39] (rows=25/25 width=7)
-                              default@src1,x,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
-                    <-Select Operator [SEL_38] (rows=262/319 width=10)
-                        Output:["_col1"]
-                        Group By Operator [GBY_37] (rows=262/319 width=10)
-                          Output:["_col0","_col1"],keys:KEY._col0, KEY._col1
-                        <-Union 10 [SIMPLE_EDGE]
-                          <-Map 12 [CONTAINS]
-                            Reduce Output Operator [RS_36]
-                              PartitionCols:_col0, _col1
-                              Group By Operator [GBY_35] (rows=525/331 width=10)
-                                Output:["_col0","_col1"],keys:_col1, _col0
-                                Select Operator [SEL_31] (rows=500/500 width=10)
-                                  Output:["_col0","_col1"]
-                                  Filter Operator [FIL_79] (rows=500/500 width=10)
-                                    predicate:value is not null
-                                    TableScan [TS_29] (rows=500/500 width=10)
-                                      Output:["key","value"]
-                          <-Map 9 [CONTAINS]
-                            Reduce Output Operator [RS_36]
-                              PartitionCols:_col0, _col1
-                              Group By Operator [GBY_35] (rows=525/331 width=10)
-                                Output:["_col0","_col1"],keys:_col1, _col0
-                                Select Operator [SEL_28] (rows=25/25 width=7)
-                                  Output:["_col0","_col1"]
-                                  Filter Operator [FIL_78] (rows=25/25 width=7)
-                                    predicate:value is not null
-                                    TableScan [TS_26] (rows=25/25 width=7)
-                                      Output:["key","value"]
-          <-Reducer 3 [CONTAINS]
-            Reduce Output Operator [RS_56]
-              PartitionCols:_col0, _col1
-              Group By Operator [GBY_55] (rows=1100/30 width=10)
-                Output:["_col0","_col1"],keys:_col0, _col1
-                Select Operator [SEL_25] (rows=550/61 width=10)
-                  Output:["_col0","_col1"]
-                  Map Join Operator [MAPJOIN_83] (rows=550/61 width=10)
-                    Conds:MAPJOIN_82._col2=RS_23._col0(Inner),HybridGraceHashJoin:true,Output:["_col1","_col2"]
-                  <-Map 8 [BROADCAST_EDGE]
-                    BROADCAST [RS_23]
-                      PartitionCols:_col0
-                      Select Operator [SEL_18] (rows=500/500 width=10)
-                        Output:["_col0"]
-                        Filter Operator [FIL_77] (rows=500/500 width=10)
-                          predicate:key is not null
-                          TableScan [TS_16] (rows=500/500 width=10)
-                            default@src,y,Tbl:COMPLETE,Col:NONE,Output:["key"]
-                  <-Map Join Operator [MAPJOIN_82] (rows=288/52 width=10)
-                      Conds:SEL_12._col1=RS_20._col1(Inner),HybridGraceHashJoin:true,Output:["_col1","_col2"]
-                    <-Map 7 [BROADCAST_EDGE]
-                      BROADCAST [RS_20]
-                        PartitionCols:_col1
-                        Select Operator [SEL_15] (rows=25/25 width=7)
-                          Output:["_col0","_col1"]
-                          Filter Operator [FIL_76] (rows=25/25 width=7)
-                            predicate:(key is not null and value is not null)
-                            TableScan [TS_13] (rows=25/25 width=7)
-                              default@src1,x,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
-                    <-Select Operator [SEL_12] (rows=262/319 width=10)
-                        Output:["_col1"]
-                        Group By Operator [GBY_11] (rows=262/319 width=10)
-                          Output:["_col0","_col1"],keys:KEY._col0, KEY._col1
-                        <-Union 2 [SIMPLE_EDGE]
-                          <-Map 1 [CONTAINS]
-                            Reduce Output Operator [RS_10]
-                              PartitionCols:_col0, _col1
-                              Group By Operator [GBY_9] (rows=525/331 width=10)
-                                Output:["_col0","_col1"],keys:_col1, _col0
-                                Select Operator [SEL_2] (rows=25/25 width=7)
-                                  Output:["_col0","_col1"]
-                                  Filter Operator [FIL_74] (rows=25/25 width=7)
-                                    predicate:value is not null
-                                    TableScan [TS_0] (rows=25/25 width=7)
-                                      Output:["key","value"]
-                          <-Map 6 [CONTAINS]
-                            Reduce Output Operator [RS_10]
-                              PartitionCols:_col0, _col1
-                              Group By Operator [GBY_9] (rows=525/331 width=10)
-                                Output:["_col0","_col1"],keys:_col1, _col0
-                                Select Operator [SEL_5] (rows=500/500 width=10)
-                                  Output:["_col0","_col1"]
-                                  Filter Operator [FIL_75] (rows=500/500 width=10)
-                                    predicate:value is not null
-                                    TableScan [TS_3] (rows=500/500 width=10)
-                                      Output:["key","value"]
-
-PREHOOK: query: SELECT x.key, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select * from src1 union select * from src)z ON (x.value = z.value)
-union
-SELECT x.key, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select key, value from src1 union select key, value from src union select key, value from src)z ON (x.value = z.value)
-union
-SELECT x.key, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select key, value from src1 union select key, value from src union select key, value from src union select key, value from src)z ON (x.value = z.value)
-PREHOOK: type: QUERY
-PREHOOK: Input: default@src
-PREHOOK: Input: default@src1
-#### A masked pattern was here ####
-POSTHOOK: query: SELECT x.key, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select * from src1 union select * from src)z ON (x.value = z.value)
-union
-SELECT x.key, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select key, value from src1 union select key, value from src union select key, value from src)z ON (x.value = z.value)
-union
-SELECT x.key, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select key, value from src1 union select key, value from src union select key, value from src union select key, value from src)z ON (x.value = z.value)
-POSTHOOK: type: QUERY
-POSTHOOK: Input: default@src
-POSTHOOK: Input: default@src1
-#### A masked pattern was here ####
-PREHOOK: query: explain analyze
-SELECT x.key, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select * from src1 union select * from src)z ON (x.value = z.value)
-union
-SELECT x.key, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select key, value from src1 union select key, value from src union select key, value from src)z ON (x.value = z.value)
-union
-SELECT x.key, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select key, value from src1 union select key, value from src union select key, value from src union select key, value from src)z ON (x.value = z.value)
-PREHOOK: type: QUERY
-POSTHOOK: query: explain analyze
-SELECT x.key, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select * from src1 union select * from src)z ON (x.value = z.value)
-union
-SELECT x.key, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select key, value from src1 union select key, value from src union select key, value from src)z ON (x.value = z.value)
-union
-SELECT x.key, y.value
-FROM src1 x JOIN src y ON (x.key = y.key) 
-JOIN (select key, value from src1 union select key, value from src union select key, value from src union select key, value from src)z ON (x.value = z.value)
-POSTHOOK: type: QUERY
-Plan optimized by CBO.
-
-Vertex dependency in root stage
-Map 1 <- Union 2 (CONTAINS)
-Map 11 <- Union 12 (CONTAINS)
-Map 16 <- Union 12 (CONTAINS)
-Map 17 <- Union 14 (CONTAINS)
-Map 20 <- Union 21 (CONTAINS)
-Map 27 <- Union 21 (CONTAINS)
-Map 28 <- Union 23 (CONTAINS)
-Map 29 <- Union 25 (CONTAINS)
-Map 8 <- Union 2 (CONTAINS)
-Reducer 13 <- Union 12 (SIMPLE_EDGE), Union 14 (CONTAINS)
-Reducer 15 <- Map 18 (BROADCAST_EDGE), Map 19 (BROADCAST_EDGE), Union 14 (SIMPLE_EDGE), Union 4 (CONTAINS)
-Reducer 22 <- Union 21 (SIMPLE_EDGE), Union 23 (CONTAINS)
-Reducer 24 <- Union 23 (SIMPLE_EDGE), Union 25 (CONTAINS)
-Reducer 26 <- Map 30 (BROADCAST_EDGE), Map 31 (BROADCAST_EDGE), Union 25 (SIMPLE_EDGE), Union 6 (CONTAINS)
-Reducer 3 <- Map 10 (BROADCAST_EDGE), Map 9 (BROADCAST_EDGE), Union 2 (SIMPLE_EDGE), Union 4 (CONTAINS)
-Reducer 5 <- Union 4 (SIMPLE_EDGE), Union 6 (CONTAINS)
-Reducer 7 <- Union 6 (SIMPLE_EDGE)
-
-Stage-0
-  Fetch Operator
-    limit:-1
-    Stage-1
-      Reducer 7
-      File Output Operator [FS_122]
-        Group By Operator [GBY_120] (rows=550/15 width=10)
-          Output:["_col0","_col1"],keys:KEY._col0, KEY._col1
-        <-Union 6 [SIMPLE_EDGE]
-          <-Reducer 26 [CONTAINS]
-            Reduce Output Operator [RS_119]
-              PartitionCols:_col0, _col1
-              Group By Operator [GBY_118] (rows=1100/30 width=10)
-                Output:["_col0","_col1"],keys:_col0, _col1
-                Select Operator [SEL_114] (rows=550/61 width=10)
-                  Output:["_col0","_col1"]
-                  Map Join Operator [MAPJOIN_170] (rows=550/61 width=10)
-                    Conds:MAPJOIN_169._col2=RS_112._col0(Inner),HybridGraceHashJoin:true,Output:["_col2","_col5"]
-                  <-Map 31 [BROADCAST_EDGE]
-                    BROADCAST [RS_112]
-                      PartitionCols:_col0
-                      Select Operator [SEL_107] (rows=500/500 width=10)
-                        Output:["_col0","_col1"]
-                        Filter Operator [FIL_164] (rows=500/500 width=10)
-                          predicate:key is not null
-                          TableScan [TS_105] (rows=500/500 width=10)
-                            default@src,y,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
-                  <-Map Join Operator [MAPJOIN_169] (rows=484/52 width=10)
-                      Conds:SEL_101._col1=RS_109._col1(Inner),HybridGraceHashJoin:true,Output:["_col2"]
-                    <-Map 30 [BROADCAST_EDGE]
-                      BROADCAST [RS_109]
-                        PartitionCols:_col1
-                        Select Operator [SEL_104] (rows=25/25 width=7)
-                          Output:["_col0","_col1"]
-                          Filter Operator [FIL_163] (rows=25/25 width=7)
-                            predicate:(key is not null and value is not null)
-                            TableScan [TS_102] (rows=25/25 width=7)
-                              default@src1,x,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
-                    <-Select Operator [SEL_101] (rows=440/319 width=10)
-                        Output:["_col1"]
-                        Group By Operator [GBY_100] (rows=440/319 width=10)
-                          Output:["_col0","_col1"],keys:KEY._col0, KEY._col1
-                        <-Union 25 [SIMPLE_EDGE]
-                          <-Map 29 [CONTAINS]
-                            Reduce Output Operator [RS_99]
-                              PartitionCols:_col0, _col1
-                              Group By Operator [GBY_98] (rows=881/628 width=10)
-                                Output:["_col0","_col1"],keys:_col1, _col0
-                                Select Operator [SEL_94] (rows=500/500 width=10)
-                                  Output:["_col0","_col1"]
-                                  Filter Operator [FIL_162] (rows=500/500 width=10)
-                                    predicate:value is not null
-                                    TableScan [TS_92] (rows=500/500 width=10)
-                                      Output:["key","value"]
-                          <-Reducer 24 [CONTAINS]
-                            Reduce Output Operator [RS_99]
-                              PartitionCols:_col0, _col1
-                              Group By Operator [GBY_98] (rows=881/628 width=10)
-                                Output:["_col0","_col1"],keys:_col1, _col0
-                                Select Operator [SEL_91] (rows=381/319 width=10)
-                                  Output:["_col0","_col1"]
-                                  Group By Operator [GBY_90] (rows=381/319 width=10)
-                                    Output:["_col0","_col1"],keys:KEY._col0, KEY._col1
-                                  <-Union 23 [SIMPLE_EDGE]
-                                    <-Map 28 [CONTAINS]
-                                      Reduce Output Operator [RS_89]
-                                        PartitionCols:_col0, _col1
-                                        Group By Operator [GBY_88] (rows=762/628 width=10)
-                                          Output:["_col0","_col1"],keys:_col1, _col0
-                                          Select Operator [SEL_84] (rows=500/500 width=10)
-                                            Output:["_col0","_col1"]
-                                            Filter Operator [FIL_161] (rows=500/500 width=10)
-                                              predicate:value is not null
-                                              TableScan [TS_82] (rows=500/500 width=10)
-                                                Output:["key","value"]
-                                    <-Reducer 22 [CONTAINS]
-                                      Reduce Output Operator [RS_89]
-                                        PartitionCols:_col0, _col1
-                                        Group By Operator [GBY_88] (rows=762/628 width=10)
-                                          Output:["_col0","_col1"],keys:_col1, _col0
-                                          Select Operator [SEL_81] (rows=262/319 width=10)
-                                            Output:["_col0","_col1"]
-                                            Group By Operator [GBY_80] (rows=262/319 width=10)
-                                              Output:["_col0","_col1"],keys:KEY._col0, KEY._col1
-                                            <-Union 21 [SIMPLE_EDGE]
-                                              <-Map 20 [CONTAINS]
-                                                Reduce Output Operator [RS_79]
-                                                  PartitionCols:_col0, _col1
-                                                  Group By Operator [GBY_78] (rows=525/331 width=10)
-                                                    Output:["_col0","_col1"],keys:_col1, _col0
-                                                    Select Operator [SEL_71] (rows=25/25 width=7)
-                                                      Output:["_col0","_col1"]
-                                                      Filter Operator [FIL_159] (rows=25/25 width=7)
-                                                        predicate:value is not null
-                                                        TableScan [TS_69] (rows=25/25 width=7)
-                                                          Output:["key","value"]
-                                              <-Map 27 [CONTAINS]
-                                                Reduce Output Operator [RS_79]
-                                                  PartitionCols:_col0, _col1
-                                                  Group By Operator [GBY_78] (rows=525/331 width=10)
-                                                    Output:["_col0","_col1"],keys:_col1, _col0
-                                                    Select Operator [SEL_74] (rows=500/500 width=10)
-                                                      Output:["_col0","_col1"]
-                                                      Filter Operator [FIL_160] (rows=500/500 width=10)
-                                                        predicate:value is not null
-                                                        TableScan [TS_72] (rows=500/500 width=10)
-                                                          Output:["key","value"]
-          <-Reducer 5 [CONTAINS]
-            Reduce Output Operator [RS_119]
-              PartitionCols:_col0, _col1
-              Group By Operator [GBY_118] (rows=1100/30 width=10)
-                Output:["_col0","_col1"],keys:_col0, _col1
-                Group By Operator [GBY_67] (rows=550/15 width=10)
-                  Output:["_col0","_col1"],keys:KEY._col0, KEY._col1
-                <-Union 4 [SIMPLE_EDGE]
-                  <-Reducer 15 [CONTAINS]
-                    Reduce Output Operator [RS_66]
-                      PartitionCols:_col0, _col1
-                      Group By Operator [GBY_65] (rows=1100/30 width=10)
-                        Output:["_col0","_col1"],keys:_col0, _col1
-                        Select Operator [SEL_61] (rows=550/61 width=10)
-                          Output:["_col0","_col1"]
-                          Map Join Operator [MAPJOIN_168] (rows=550/61 width=10)
-                            Conds:MAPJOIN_167._col2=RS_59._col0(Inner),HybridGraceHashJoin:true,Output:["_col2","_col5"]
-                          <-Map 19 [BROADCAST_EDGE]
-                            BROADCAST [RS_59]
-                              PartitionCols:_col0
-                              Select Operator [SEL_54] (rows=500/500 width=10)
-                                Output:["_col0","_col1"]
-                                Filter Operator [FIL_158] (rows=500/500 width=10)
-                                  predicate:key is not null
-                                  TableScan [TS_52] (rows=500/500 width=10)
-                                    default@src,y,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
-                          <-Map Join Operator [MAPJOIN_167] (rows=419/52 width=10)
-                              Conds:SEL_48._col1=RS_56._col1(Inner),HybridGraceHashJoin:true,Output:["_col2"]
-                            <-Map 18 [BROADCAST_EDGE]
-                              BROADCAST [RS_56]
-                                PartitionCols:_col1
-                                Select Operator [SEL_51] (rows=25/25 width=7)
-                                  Output:["_col0","_col1"]
-                                  Filter Operator [FIL_157] (rows=25/25 width=7)
-                                    predicate:(key is not null and value is not null)
-                                    TableScan [TS_49] (rows=25/25 width=7)
-                                      default@src1,x,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
-                            <-Select Operator [SEL_48] (rows=381/319 width=10)
-                                Output:["_col1"]
-                                Group By Operator [GBY_47] (rows=381/319 width=10)
-                                  Output:["_col0","_col1"],keys:KEY._col0, KEY._col1
-                                <-Union 14 [SIMPLE_EDGE]
-                                  <-Map 17 [CONTAINS]
-                                    Reduce Output Operator [RS_46]
-                                      PartitionCols:_col0, _col1
-                                      Group By Operator [GBY_45] (rows=762/628 width=10)
-                                        Output:["_col0","_col1"],keys:_col1, _col0
-                                        Select Operator [SEL_41] (rows=500/500 width=10)
-                                          Output:["_col0","_col1"]
-                                          Filter Operator [FIL_156] (rows=500/500 width=10)
-                                            predicate:value is not null
-                                            TableScan [TS_39] (rows=500/500 width=10)
-                                              Output:["key","value"]
-                                  <-Reducer 13 [CONTAINS]
-                                    Reduce Output Operator [RS_46]
-                                      PartitionCols:_col0, _col1
-                                      Group By Operator [GBY_45] (rows=762/628 width=10)
-                                        Output:["_col0","_col1"],keys:_col1, _col0
-                                        Select Operator [SEL_38] (rows=262/319 width=10)
-                                          Output:["_col0","_col1"]
-                                          Group By Operator [GBY_37] (rows=262/319 width=10)
-                                            Output:["_col0","_col1"],keys:KEY._col0, KEY._col1
-                                          <-Union 12 [SIMPLE_EDGE]
-                                            <-Map 11 [CONTAINS]
-                                              Reduce Output Operator [RS_36]
-                                                PartitionCols:_col0, _col1
-                                                Group By Operator [GBY_35] (rows=525/331 width=10)
-                                                  Output:["_col0","_col1"],keys:_col1, _col0
-                                                  Select Operator [SEL_28] (rows=25/25 width=7)
-                                                    Output:["_col0","_col1"]
-                                                    Filter Operator [FIL_154] (rows=25/25 width=7)
-                                                      predicate:value is not null
-                                                      TableScan [TS_26] (rows=25/25 width=7)
-                                                        Output:["key","value"]
-                                            <-Map 16 [CONTAINS]
-                                              Reduce Output Operator [RS_36]
-                                                PartitionCols:_col0, _col1
-                                                Group By Operator [GBY_35] (rows=525/331 width=10)
-                                                  Output:["_col0","_col1"],keys:_col1, _col0
-                                                  Select Operator [SEL_31] (rows=500/500 width=10)
-                                                    Output:["_col0","_col1"]
-                                                    Filter Operator [FIL_155] (rows=500/500 width=10)
-                                                      predicate:value is not null
-                                                      TableScan [TS_29] (rows=500/500 width=10)
-                                                        Output:["key","value"]
-                  <-Reducer 3 [CONTAINS]
-                    Reduce Output Operator [RS_66]
-                      PartitionCols:_col0, _col1
-                      Group By Operator [GBY_65] (rows=1100/30 width=10)
-                        Output:["_col0","_col1"],keys:_col0, _col1
-                        Select Operator [SEL_25] (rows=550/61 width=10)
-                          Output:["_col0","_col1"]
-                          Map Join Operator [MAPJOIN_166] (rows=550/61 width=10)
-                            Conds:MAPJOIN_165._col2=RS_23._col0(Inner),HybridGraceHashJoin:true,Output:["_col2","_col5"]
-                          <-Map 10 [BROADCAST_EDGE]
-                            BROADCAST [RS_23]
-                              PartitionCols:_col0
-                              Select Operator [SEL_18] (rows=500/500 width=10)
-                                Output:["_col0","_col1"]
-                                Filter Operator [FIL_153] (rows=500/500 width=10)
-                                  predicate:key is not null
-                                  TableScan [TS_16] (rows=500/500 width=10)
-                                    default@src,y,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
-                          <-Map Join Operator [MAPJOIN_165] (rows=288/52 width=10)
-                              Conds:SEL_12._col1=RS_20._col1(Inner),HybridGraceHashJoin:true,Output:["_col2"]
-                            <-Map 9 [BROADCAST_EDGE]
-                              BROADCAST [RS_20]
-                                PartitionCols:_col1
-                                Select Operator [SEL_15] (rows=25/25 width=7)
-                                  Output:["_col0","_col1"]
-                                  Filter Operator [FIL_152] (rows=25/25 width=7)
-                                    predicate:(key is not null and value is not null)
-                                    TableScan [TS_13] (rows=25/25 width=7)
-                                      default@src1,x,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
-                            <-Select Operator [SEL_12] (rows=262/319 width=10)
-                                Output:["_col1"]
-                                Group By Operator [GBY_11] (rows=262/319 width=10)
-                                  Output:["_col0","_col1"],keys:KEY._col0, KEY._col1
-                                <-Union 2 [SIMPLE_EDGE]
-                                  <-Map 1 [CONTAINS]
-                                    Reduce Output Operator [RS_10]
-                                      PartitionCols:_col0, _col1
-                                      Group By Operator [GBY_9] (rows=525/331 width=10)
-                                        Output:["_col0","_col1"],keys:_col1, _col0
-                                        Select Operator [SEL_2] (rows=25/25 width=7)
-                                          Output:["_col0","_col1"]
-                                          Filter Operator [FIL_150] (rows=25/25 width=7)
-                                            predicate:value is not null
-                                            TableScan [TS_0] (rows=25/25 width=7)
-                                              Output:["key","value"]
-                                  <-Map 8 [CONTAINS]
-                                    Reduce Output Operator [RS_10]
-                                      PartitionCols:_col0, _col1
-                                      Group By Operator [GBY_9] (rows=525/331 width=10)
-                                        Output:["_col0","_col1"],keys:_col1, _col0
-                                        Select Operator [SEL_5] (rows=500/500 width=10)
-                                          Output:["_col0","_col1"]
-                                          Filter Operator [FIL_151] (rows=500/500 width=10)
-                                            predicate:value is not null
-                                            TableScan [TS_3] (rows=500/500 width=10)
-                                              Output:["key","value"]
-
-PREHOOK: query: CREATE TABLE srcbucket_mapjoin(key int, value string) partitioned by (ds string) CLUSTERED BY (key) INTO 2 BUCKETS STORED AS TEXTFILE
-PREHOOK: type: CREATETABLE
-PREHOOK: Output: database:default
-PREHOOK: Output: default@srcbucket_mapjoin
-POSTHOOK: query: CREATE TABLE srcbucket_mapjoin(key int, value string) partitioned by (ds string) CLUSTERED BY (key) INTO 2 BUCKETS STORED AS TEXTFILE
-POSTHOOK: type: CREATETABLE
-POSTHOOK: Output: database:default
-POSTHOOK: Output: default@srcbucket_mapjoin
-PREHOOK: query: CREATE TABLE tab_part (key int, value string) PARTITIONED BY(ds STRING) CLUSTERED BY (key) SORTED BY (key) INTO 4 BUCKETS STORED AS TEXTFILE
-PREHOOK: type: CREATETABLE
-PREHOOK: Output: database:default
-PREHOOK: Output: default@tab_part
-POSTHOOK: query: CREATE TABLE tab_part (key int, value string) PARTITIONED BY(ds STRING) CLUSTERED BY (key) SORTED BY (key) INTO 4 BUCKETS STORED AS TEXTFILE
-POSTHOOK: type: CREATETABLE
-POSTHOOK: Output: database:default
-POSTHOOK: Output: default@tab_part
-PREHOOK: query: CREATE TABLE srcbucket_mapjoin_part (key int, value string) partitioned by (ds string) CLUSTERED BY (key) INTO 4 BUCKETS STORED AS TEXTFILE
-PREHOOK: type: CREATETABLE
-PREHOOK: Output: database:default
-PREHOOK: Output: default@srcbucket_mapjoin_part
-POSTHOOK: query: CREATE TABLE srcbucket_mapjoin_part (key int, value string) partitioned by (ds string) CLUSTERED BY (key) INTO 4 BUCKETS STORED AS TEXTFILE
-POSTHOOK: type: CREATETABLE
-POSTHOOK: Output: database:default
-POSTHOOK: Output: default@srcbucket_mapjoin_part
-PREHOOK: query: load data local inpath '../../data/files/srcbucket20.txt' INTO TABLE srcbucket_mapjoin partition(ds='2008-04-08')
-PREHOOK: type: LOAD
-#### A masked pattern was here ####
-PREHOOK: Output: default@srcbucket_mapjoin
-POSTHOOK: query: load data local inpath '../../data/files/srcbucket20.txt' INTO TABLE srcbucket_mapjoin partition(ds='2008-04-08')
-POSTHOOK: type: LOAD
-#### A masked pattern was here ####
-POSTHOOK: Output: default@srcbucket_mapjoin
-POSTHOOK: Output: default@srcbucket_mapjoin@ds=2008-04-08
-PREHOOK: query: load data local inpath '../../data/files/srcbucket22.txt' INTO TABLE srcbucket_mapjoin partition(ds='2008-04-08')
-PREHOOK: type: LOAD
-#### A masked pattern was here ####
-PREHOOK: Output: default@srcbucket_mapjoin@ds=2008-04-08
-POSTHOOK: query: load data local inpath '../../data/files/srcbucket22.txt' INTO TABLE srcbucket_mapjoin partition(ds='2008-04-08')
-POSTHOOK: type: LOAD
+PREHOOK: Output: default@srcbucket_mapjoin@ds=2008-04-08
+POSTHOOK: query: load data local inpath '../../data/files/srcbucket22.txt' INTO TABLE srcbucket_mapjoin partition(ds='2008-04-08')
+POSTHOOK: type: LOAD
 #### A masked pattern was here ####
 POSTHOOK: Output: default@srcbucket_mapjoin@ds=2008-04-08
 PREHOOK: query: load data local inpath '../../data/files/srcbucket20.txt' INTO TABLE srcbucket_mapjoin_part partition(ds='2008-04-08')
@@ -2028,19 +693,19 @@ Stage-0
     Stage-1
       Map 1
       File Output Operator [FS_10]
-        Merge Join Operator [MERGEJOIN_15] (rows=266/480 width=10)
+        Merge Join Operator [MERGEJOIN_15] (rows=266/480 width=18)
           Conds:SEL_2._col0=SEL_5._col0(Inner),Output:["_col0","_col1"]
-        <-Select Operator [SEL_5] (rows=242/242 width=10)
+        <-Select Operator [SEL_5] (rows=242/242 width=18)
             Output:["_col0"]
-            Filter Operator [FIL_14] (rows=242/242 width=10)
+            Filter Operator [FIL_14] (rows=242/242 width=18)
               predicate:key is not null
-              TableScan [TS_3] (rows=242/242 width=10)
+              TableScan [TS_3] (rows=242/242 width=18)
                 default@tab,s3,Tbl:COMPLETE,Col:NONE,Output:["key"]
-        <-Select Operator [SEL_2] (rows=242/242 width=10)
+        <-Select Operator [SEL_2] (rows=242/242 width=18)
             Output:["_col0","_col1"]
-            Filter Operator [FIL_13] (rows=242/242 width=10)
+            Filter Operator [FIL_13] (rows=242/242 width=18)
               predicate:key is not null
-              TableScan [TS_0] (rows=242/242 width=10)
+              TableScan [TS_0] (rows=242/242 width=18)
                 default@tab,s1,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
 
 PREHOOK: query: select s1.key as key, s1.value as value from tab s1 join tab s3 on s1.key=s3.key join tab s2 on s1.value=s2.value
@@ -2070,33 +735,33 @@ Stage-0
     Stage-1
       Reducer 2
       File Output Operator [FS_16]
-        Merge Join Operator [MERGEJOIN_27] (rows=292/1166 width=10)
+        Merge Join Operator [MERGEJOIN_27] (rows=292/1166 width=18)
           Conds:RS_12._col1=RS_13._col1(Inner),Output:["_col0","_col1"]
         <-Map 1 [SIMPLE_EDGE]
           SHUFFLE [RS_12]
             PartitionCols:_col1
-            Merge Join Operator [MERGEJOIN_25] (rows=266/480 width=10)
+            Merge Join Operator [MERGEJOIN_25] (rows=266/480 width=18)
               Conds:SEL_2._col0=SEL_5._col0(Inner),Output:["_col0","_col1"]
-            <-Select Operator [SEL_5] (rows=242/242 width=10)
+            <-Select Operator [SEL_5] (rows=242/242 width=18)
                 Output:["_col0"]
-                Filter Operator [FIL_23] (rows=242/242 width=10)
+                Filter Operator [FIL_23] (rows=242/242 width=18)
                   predicate:key is not null
-                  TableScan [TS_3] (rows=242/242 width=10)
+                  TableScan [TS_3] (rows=242/242 width=18)
                     default@tab,s3,Tbl:COMPLETE,Col:NONE,Output:["key"]
-            <-Select Operator [SEL_2] (rows=242/242 width=10)
+            <-Select Operator [SEL_2] (rows=242/242 width=18)
                 Output:["_col0","_col1"]
-                Filter Operator [FIL_22] (rows=242/242 width=10)
+                Filter Operator [FIL_22] (rows=242/242 width=18)
                   predicate:(key is not null and value is not null)
-                  TableScan [TS_0] (rows=242/242 width=10)
+                  TableScan [TS_0] (rows=242/242 width=18)
                     default@tab,s1,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
         <-Map 4 [SIMPLE_EDGE]
           SHUFFLE [RS_13]
             PartitionCols:_col1
-            Select Operator [SEL_8] (rows=242/242 width=10)
+            Select Operator [SEL_8] (rows=242/242 width=18)
               Output:["_col1"]
-              Filter Operator [FIL_24] (rows=242/242 width=10)
+              Filter Operator [FIL_24] (rows=242/242 width=18)
                 predicate:value is not null
-                TableScan [TS_6] (rows=242/242 width=10)
+                TableScan [TS_6] (rows=242/242 width=18)
                   default@tab,s2,Tbl:COMPLETE,Col:NONE,Output:["value"]
 
 PREHOOK: query: select s1.key as key, s1.value as value from tab s1 join tab2 s3 on s1.key=s3.key
@@ -2127,19 +792,19 @@ Stage-0
     Stage-1
       Map 1
       File Output Operator [FS_10]
-        Merge Join Operator [MERGEJOIN_15] (rows=266/480 width=10)
+        Merge Join Operator [MERGEJOIN_15] (rows=266/480 width=18)
           Conds:SEL_2._col0=SEL_5._col0(Inner),Output:["_col0","_col1"]
-        <-Select Operator [SEL_5] (rows=242/242 width=10)
+        <-Select Operator [SEL_5] (rows=242/242 width=18)
             Output:["_col0"]
-            Filter Operator [FIL_14] (rows=242/242 width=10)
+            Filter Operator [FIL_14] (rows=242/242 width=18)
               predicate:key is not null
-              TableScan [TS_3] (rows=242/242 width=10)
+              TableScan [TS_3] (rows=242/242 width=18)
                 default@tab2,s3,Tbl:COMPLETE,Col:NONE,Output:["key"]
-        <-Select Operator [SEL_2] (rows=242/242 width=10)
+        <-Select Operator [SEL_2] (rows=242/242 width=18)
             Output:["_col0","_col1"]
-            Filter Operator [FIL_13] (rows=242/242 width=10)
+            Filter Operator [FIL_13] (rows=242/242 width=18)
               predicate:key is not null
-              TableScan [TS_0] (rows=242/242 width=10)
+              TableScan [TS_0] (rows=242/242 width=18)
                 default@tab,s1,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
 
 PREHOOK: query: select s1.key as key, s1.value as value from tab s1 join tab2 s3 on s1.key=s3.key join tab2 s2 on s1.value=s2.value
@@ -2173,33 +838,33 @@ Stage-0
     Stage-1
       Reducer 2
       File Output Operator [FS_16]
-        Merge Join Operator [MERGEJOIN_27] (rows=292/1166 width=10)
+        Merge Join Operator [MERGEJOIN_27] (rows=292/1166 width=18)
           Conds:RS_12._col1=RS_13._col1(Inner),Output:["_col0","_col1"]
         <-Map 1 [SIMPLE_EDGE]
           SHUFFLE [RS_12]
             PartitionCols:_col1
-            Merge Join Operator [MERGEJOIN_25] (rows=266/480 width=10)
+            Merge Join Operator [MERGEJOIN_25] (rows=266/480 width=18)
               Conds:SEL_2._col0=SEL_5._col0(Inner),Output:["_col0","_col1"]
-            <-Select Operator [SEL_5] (rows=242/242 width=10)
+            <-Select Operator [SEL_5] (rows=242/242 width=18)
                 Output:["_col0"]
-                Filter Operator [FIL_23] (rows=242/242 width=10)
+                Filter Operator [FIL_23] (rows=242/242 width=18)
                   predicate:key is not null
-                  TableScan [TS_3] (rows=242/242 width=10)
+                  TableScan [TS_3] (rows=242/242 width=18)
                     default@tab2,s3,Tbl:COMPLETE,Col:NONE,Output:["key"]
-            <-Select Operator [SEL_2] (rows=242/242 width=10)
+            <-Select Operator [SEL_2] (rows=242/242 width=18)
                 Output:["_col0","_col1"]
-                Filter Operator [FIL_22] (rows=242/242 width=10)
+                Filter Operator [FIL_22] (rows=242/242 width=18)
                   predicate:(key is not null and value is not null)
-                  TableScan [TS_0] (rows=242/242 width=10)
+                  TableScan [TS_0] (rows=242/242 width=18)
                     default@tab,s1,Tbl:COMPLETE,Col:NONE,Output:["key","value"]
         <-Map 4 [SIMPLE_EDGE]
           SHUFFLE [RS_13]
             PartitionCols:_col1
-            Select Operator [SEL_8] (rows=242/242 width=10)
+            Select Operator [SEL_8] (rows=242/242 width=18)
               Output:["_col1"]
-              Filter Operator [FIL_24] (rows=242/242 width=10)
+              Filter Operator [FIL_24] (rows=242/242 width=18)
                 predicate:value is not null
-                TableScan [TS_6] (rows=242/242 width=10)
+                TableScan [TS_6] (rows=242/242 width=18)
                   default@tab2,s2,Tbl:COMPLETE,Col:NONE,Output:["value"]
 
 PREHOOK: query: select count(*) from (select s1.key as key, s1.value as value from tab s1 join tab s3 on s1.key=s3.key
@@ -2254,43 +919,43 @@ Stage-0
           SHUFFLE [RS_23]
             Group By Operator [GBY_22] (rows=1/1 width=8)
               Output:["_col0"],aggregations:["count()"]
-              Merge Join Operator [MERGEJOIN_39] (rows=558/1646 width=10)
+              Merge Join Operator [MERGEJOIN_39] (rows=558/1646 width=18)
                 Conds:Union 2._col0=RS_19._col0(Inner)
               <-Map 7 [SIMPLE_EDGE]
                 SHUFFLE [RS_19]
                   PartitionCols:_col0
-                  Select Operator [SEL_17] (rows=500/500 width=10)
+                  Select Operator [SEL_17] (rows=500/500 width=18)
                     Output:["_col0"]
-                    Filter Operator [FIL_36] (rows=500/500 width=10)
+                    Filter Operator [FIL_36] (rows=500/500 width=18)
                       predicate:key is not null
-                      TableScan [TS_15] (rows=500/500 width=10)
+                      TableScan [TS_15] (rows=500/500 width=18)
                         default@tab_part,b,Tbl:COMPLETE,Col:NONE,Output:["key"]
               <-Union 2 [SIMPLE_EDGE]
                 <-Map 1 [CONTAINS]
                   Reduce Output Operator [RS_18]
                     PartitionCols:_col0
-                    Merge Join Operator [MERGEJOIN_37] (rows=266/480 width=10)
+                    Merge Join Operator [MERGEJOIN_37] (rows=266/480 width=18)
                       Conds:SEL_2._col0=SEL_5._col0(Inner),Output:["_col0"]
-                    <-Select Operator [SEL_5] (rows=242/242 width=10)
+                    <-Select Operator [SEL_5] (rows=242/242 width=18)
                         Output:["_col0"]
-                        Filter Operator [FIL_34] (rows=242/242 width=10)
+                        Filter Operator [FIL_34] (rows=242/242 width=18)
                           predicate:key is not null
-                          TableScan [TS_3] (rows=242/242 width=10)
+                          TableScan [TS_3] (rows=242/242 width=18)
                             default@tab,s3,Tbl:COMPLETE,Col:NONE,Output:["key"]
-                    <-Select Operator [SEL_2] (rows=242/242 width=10)
+                    <-Select Operator [SEL_2] (rows=242/242 width=18)
                         Output:["_col0"]
-                        Filter Operator [FIL_33] (rows=242/242 width=10)
+                        Filter Operator [FIL_33] (rows=242/242 width=18)
                           predicate:key is not null
-                          TableScan [TS_0] (rows=242/242 width=10)
+                          TableScan [TS_0] (rows=242/242 width=18)
                             Output:["key"]
                 <-Map 6 [CONTAINS]
                   Reduce Output Operator [RS_18]
                     PartitionCols:_col0
-                    Select Operator [SEL_12] (rows=242/242 width=10)
+                    Select Operator [SEL_12] (rows=242/242 width=18)
                       Output:["_col0"]
-                      Filter Operator [FIL_35] (rows=242/242 width=10)
+                      Filter Operator [FIL_35] (rows=242/242 width=18)
                         predicate:key is not null
-                        TableScan [TS_10] (rows=242/242 width=10)
+                        TableScan [TS_10] (rows=242/242 width=18)
                           Output:["key"]
 
 PREHOOK: query: select count(*) from (select s1.key as key, s1.value as value from tab s1 join tab s3 on s1.key=s3.key join tab s2 on s1.value=s2.value
@@ -2345,934 +1010,59 @@ Stage-0
           SHUFFLE [RS_29]
             Group By Operator [GBY_28] (rows=1/1 width=8)
               Output:["_col0"],aggregations:["count()"]
-              Merge Join Operator [MERGEJOIN_51] (rows=587/3768 width=10)
+              Merge Join Operator [MERGEJOIN_51] (rows=587/3768 width=18)
                 Conds:Union 3._col0=RS_25._col0(Inner)
               <-Map 9 [SIMPLE_EDGE]
                 SHUFFLE [RS_25]
                   PartitionCols:_col0
-                  Select Operator [SEL_23] (rows=500/500 width=10)
+                  Select Operator [SEL_23] (rows=500/500 width=18)
                     Output:["_col0"]
-                    Filter Operator [FIL_47] (rows=500/500 width=10)
+                    Filter Operator [FIL_47] (rows=500/500 width=18)
                       predicate:key is not null
-                      TableScan [TS_21] (rows=500/500 width=10)
+                      TableScan [TS_21] (rows=500/500 width

<TRUNCATED>

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