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From jcama...@apache.org
Subject [03/32] hive git commit: HIVE-11865: Disable Hive PPD optimizer when CBO has optimized the plan (Jesus Camacho Rodriguez, reviewed by Laljo John Pullokkaran)
Date Mon, 21 Dec 2015 01:06:44 GMT
http://git-wip-us.apache.org/repos/asf/hive/blob/6f44fc81/ql/src/test/results/clientpositive/tez/explainuser_2.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/tez/explainuser_2.q.out b/ql/src/test/results/clientpositive/tez/explainuser_2.q.out
index 61a9580..eb7d564 100644
--- a/ql/src/test/results/clientpositive/tez/explainuser_2.q.out
+++ b/ql/src/test/results/clientpositive/tez/explainuser_2.q.out
@@ -189,20 +189,20 @@ Stage-0
       limit:-1
       Stage-1
          Reducer 3
-         File Output Operator [FS_20]
+         File Output Operator [FS_16]
             compressed:false
             Statistics:Num rows: 605 Data size: 6427 Basic stats: COMPLETE Column stats: NONE
             table:{"input format:":"org.apache.hadoop.mapred.TextInputFormat","output format:":"org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat","serde:":"org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe"}
-            Select Operator [SEL_19]
+            Select Operator [SEL_15]
                outputColumnNames:["_col0","_col1","_col2"]
                Statistics:Num rows: 605 Data size: 6427 Basic stats: COMPLETE Column stats: NONE
-               Merge Join Operator [MERGEJOIN_30]
+               Merge Join Operator [MERGEJOIN_26]
                |  condition map:[{"":"Inner Join 0 to 1"}]
                |  keys:{"0":"_col3 (type: string)","1":"_col0 (type: string)"}
                |  outputColumnNames:["_col0","_col3","_col6"]
                |  Statistics:Num rows: 605 Data size: 6427 Basic stats: COMPLETE Column stats: NONE
                |<-Map 5 [SIMPLE_EDGE]
-               |  Reduce Output Operator [RS_17]
+               |  Reduce Output Operator [RS_13]
                |     key expressions:_col0 (type: string)
                |     Map-reduce partition columns:_col0 (type: string)
                |     sort order:+
@@ -211,26 +211,26 @@ Stage-0
                |     Select Operator [SEL_8]
                |        outputColumnNames:["_col0","_col1"]
                |        Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-               |        Filter Operator [FIL_28]
+               |        Filter Operator [FIL_24]
                |           predicate:key is not null (type: boolean)
                |           Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                |           TableScan [TS_6]
                |              alias:y
                |              Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                |<-Reducer 2 [SIMPLE_EDGE]
-                  Reduce Output Operator [RS_15]
+                  Reduce Output Operator [RS_12]
                      key expressions:_col3 (type: string)
                      Map-reduce partition columns:_col3 (type: string)
                      sort order:+
                      Statistics:Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                      value expressions:_col0 (type: string)
-                     Merge Join Operator [MERGEJOIN_29]
+                     Merge Join Operator [MERGEJOIN_25]
                      |  condition map:[{"":"Inner Join 0 to 1"}]
                      |  keys:{"0":"_col0 (type: string)","1":"_col1 (type: string)"}
                      |  outputColumnNames:["_col0","_col3"]
                      |  Statistics:Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                      |<-Map 1 [SIMPLE_EDGE]
-                     |  Reduce Output Operator [RS_10]
+                     |  Reduce Output Operator [RS_9]
                      |     key expressions:_col0 (type: string)
                      |     Map-reduce partition columns:_col0 (type: string)
                      |     sort order:+
@@ -238,14 +238,14 @@ Stage-0
                      |     Select Operator [SEL_2]
                      |        outputColumnNames:["_col0"]
                      |        Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-                     |        Filter Operator [FIL_26]
+                     |        Filter Operator [FIL_22]
                      |           predicate:value is not null (type: boolean)
                      |           Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      |           TableScan [TS_0]
                      |              alias:z
                      |              Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                      |<-Map 4 [SIMPLE_EDGE]
-                        Reduce Output Operator [RS_12]
+                        Reduce Output Operator [RS_10]
                            key expressions:_col1 (type: string)
                            Map-reduce partition columns:_col1 (type: string)
                            sort order:+
@@ -254,7 +254,7 @@ Stage-0
                            Select Operator [SEL_5]
                               outputColumnNames:["_col0","_col1"]
                               Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
-                              Filter Operator [FIL_27]
+                              Filter Operator [FIL_23]
                                  predicate:(key is not null and value is not null) (type: boolean)
                                  Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                                  TableScan [TS_3]
@@ -335,79 +335,79 @@ Stage-0
       limit:100
       Stage-1
          Reducer 5
-         File Output Operator [FS_69]
+         File Output Operator [FS_55]
             compressed:false
             Statistics:Num rows: 100 Data size: 1000 Basic stats: COMPLETE Column stats: NONE
             table:{"input format:":"org.apache.hadoop.mapred.TextInputFormat","output format:":"org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat","serde:":"org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe"}
-            Limit [LIM_68]
+            Limit [LIM_54]
                Number of rows:100
                Statistics:Num rows: 100 Data size: 1000 Basic stats: COMPLETE Column stats: NONE
-               Select Operator [SEL_67]
+               Select Operator [SEL_53]
                |  outputColumnNames:["_col0","_col1","_col2","_col3","_col4","_col5"]
                |  Statistics:Num rows: 805 Data size: 8553 Basic stats: COMPLETE Column stats: NONE
                |<-Reducer 4 [SIMPLE_EDGE]
-                  Reduce Output Operator [RS_66]
+                  Reduce Output Operator [RS_52]
                      key expressions:_col0 (type: string), _col1 (type: string), _col2 (type: string)
                      sort order:+++
                      Statistics:Num rows: 805 Data size: 8553 Basic stats: COMPLETE Column stats: NONE
                      value expressions:_col3 (type: bigint), _col4 (type: bigint), _col5 (type: bigint)
-                     Select Operator [SEL_65]
+                     Select Operator [SEL_51]
                         outputColumnNames:["_col0","_col1","_col2","_col3","_col4","_col5"]
                         Statistics:Num rows: 805 Data size: 8553 Basic stats: COMPLETE Column stats: NONE
-                        Group By Operator [GBY_64]
+                        Group By Operator [GBY_50]
                         |  aggregations:["count(VALUE._col0)","count(VALUE._col1)","count(VALUE._col2)"]
                         |  keys:KEY._col0 (type: string), KEY._col1 (type: string), KEY._col2 (type: string)
                         |  outputColumnNames:["_col0","_col1","_col2","_col3","_col4","_col5"]
                         |  Statistics:Num rows: 805 Data size: 8553 Basic stats: COMPLETE Column stats: NONE
                         |<-Reducer 3 [SIMPLE_EDGE]
-                           Reduce Output Operator [RS_63]
+                           Reduce Output Operator [RS_49]
                               key expressions:_col0 (type: string), _col1 (type: string), _col2 (type: string)
                               Map-reduce partition columns:_col0 (type: string), _col1 (type: string), _col2 (type: string)
                               sort order:+++
                               Statistics:Num rows: 1610 Data size: 17107 Basic stats: COMPLETE Column stats: NONE
                               value expressions:_col3 (type: bigint), _col4 (type: bigint), _col5 (type: bigint)
-                              Group By Operator [GBY_62]
+                              Group By Operator [GBY_48]
                                  aggregations:["count(_col13)","count(_col21)","count(_col3)"]
                                  keys:_col2 (type: string), _col12 (type: string), _col20 (type: string)
                                  outputColumnNames:["_col0","_col1","_col2","_col3","_col4","_col5"]
                                  Statistics:Num rows: 1610 Data size: 17107 Basic stats: COMPLETE Column stats: NONE
-                                 Select Operator [SEL_61]
+                                 Select Operator [SEL_47]
                                     outputColumnNames:["_col2","_col12","_col20","_col13","_col21","_col3"]
                                     Statistics:Num rows: 1610 Data size: 17107 Basic stats: COMPLETE Column stats: NONE
-                                    Merge Join Operator [MERGEJOIN_111]
+                                    Merge Join Operator [MERGEJOIN_97]
                                     |  condition map:[{"":"Inner Join 0 to 1"}]
                                     |  keys:{"0":"_col1 (type: string), _col3 (type: string)","1":"_col15 (type: string), _col17 (type: string)"}
                                     |  outputColumnNames:["_col2","_col3","_col12","_col13","_col20","_col21"]
                                     |  Statistics:Num rows: 1610 Data size: 17107 Basic stats: COMPLETE Column stats: NONE
                                     |<-Reducer 11 [SIMPLE_EDGE]
-                                    |  Reduce Output Operator [RS_59]
+                                    |  Reduce Output Operator [RS_45]
                                     |     key expressions:_col15 (type: string), _col17 (type: string)
                                     |     Map-reduce partition columns:_col15 (type: string), _col17 (type: string)
                                     |     sort order:++
                                     |     Statistics:Num rows: 1464 Data size: 15552 Basic stats: COMPLETE Column stats: NONE
                                     |     value expressions:_col6 (type: string), _col7 (type: string), _col14 (type: string)
-                                    |     Select Operator [SEL_50]
+                                    |     Select Operator [SEL_40]
                                     |        outputColumnNames:["_col14","_col15","_col17","_col6","_col7"]
                                     |        Statistics:Num rows: 1464 Data size: 15552 Basic stats: COMPLETE Column stats: NONE
-                                    |        Merge Join Operator [MERGEJOIN_110]
+                                    |        Merge Join Operator [MERGEJOIN_96]
                                     |        |  condition map:[{"":"Inner Join 0 to 1"}]
                                     |        |  keys:{"0":"_col4 (type: string), _col6 (type: string)","1":"_col2 (type: string), _col4 (type: string)"}
                                     |        |  outputColumnNames:["_col2","_col3","_col14","_col15","_col17"]
                                     |        |  Statistics:Num rows: 1464 Data size: 15552 Basic stats: COMPLETE Column stats: NONE
                                     |        |<-Reducer 10 [SIMPLE_EDGE]
-                                    |        |  Reduce Output Operator [RS_46]
+                                    |        |  Reduce Output Operator [RS_37]
                                     |        |     key expressions:_col4 (type: string), _col6 (type: string)
                                     |        |     Map-reduce partition columns:_col4 (type: string), _col6 (type: string)
                                     |        |     sort order:++
                                     |        |     Statistics:Num rows: 1331 Data size: 14139 Basic stats: COMPLETE Column stats: NONE
                                     |        |     value expressions:_col2 (type: string), _col3 (type: string)
-                                    |        |     Merge Join Operator [MERGEJOIN_108]
+                                    |        |     Merge Join Operator [MERGEJOIN_94]
                                     |        |     |  condition map:[{"":"Inner Join 0 to 1"}]
                                     |        |     |  keys:{"0":"_col3 (type: string)","1":"_col1 (type: string)"}
                                     |        |     |  outputColumnNames:["_col2","_col3","_col4","_col6"]
                                     |        |     |  Statistics:Num rows: 1331 Data size: 14139 Basic stats: COMPLETE Column stats: NONE
                                     |        |     |<-Map 14 [SIMPLE_EDGE]
-                                    |        |     |  Reduce Output Operator [RS_43]
+                                    |        |     |  Reduce Output Operator [RS_35]
                                     |        |     |     key expressions:_col1 (type: string)
                                     |        |     |     Map-reduce partition columns:_col1 (type: string)
                                     |        |     |     sort order:+
@@ -415,26 +415,26 @@ Stage-0
                                     |        |     |     Select Operator [SEL_17]
                                     |        |     |        outputColumnNames:["_col1"]
                                     |        |     |        Statistics:Num rows: 12 Data size: 91 Basic stats: COMPLETE Column stats: NONE
-                                    |        |     |        Filter Operator [FIL_102]
+                                    |        |     |        Filter Operator [FIL_88]
                                     |        |     |           predicate:((key = 'src1key') and value is not null) (type: boolean)
                                     |        |     |           Statistics:Num rows: 12 Data size: 91 Basic stats: COMPLETE Column stats: NONE
                                     |        |     |           TableScan [TS_15]
                                     |        |     |              alias:src1
                                     |        |     |              Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                                     |        |     |<-Reducer 9 [SIMPLE_EDGE]
-                                    |        |        Reduce Output Operator [RS_41]
+                                    |        |        Reduce Output Operator [RS_34]
                                     |        |           key expressions:_col3 (type: string)
                                     |        |           Map-reduce partition columns:_col3 (type: string)
                                     |        |           sort order:+
                                     |        |           Statistics:Num rows: 1210 Data size: 12854 Basic stats: COMPLETE Column stats: NONE
                                     |        |           value expressions:_col2 (type: string), _col4 (type: string), _col6 (type: string)
-                                    |        |           Merge Join Operator [MERGEJOIN_107]
+                                    |        |           Merge Join Operator [MERGEJOIN_93]
                                     |        |           |  condition map:[{"":"Inner Join 0 to 1"}]
                                     |        |           |  keys:{"0":"_col2 (type: string)","1":"_col0 (type: string)"}
                                     |        |           |  outputColumnNames:["_col2","_col3","_col4","_col6"]
                                     |        |           |  Statistics:Num rows: 1210 Data size: 12854 Basic stats: COMPLETE Column stats: NONE
                                     |        |           |<-Map 13 [SIMPLE_EDGE]
-                                    |        |           |  Reduce Output Operator [RS_38]
+                                    |        |           |  Reduce Output Operator [RS_32]
                                     |        |           |     key expressions:_col0 (type: string)
                                     |        |           |     Map-reduce partition columns:_col0 (type: string)
                                     |        |           |     sort order:+
@@ -442,26 +442,26 @@ Stage-0
                                     |        |           |     Select Operator [SEL_14]
                                     |        |           |        outputColumnNames:["_col0"]
                                     |        |           |        Statistics:Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
-                                    |        |           |        Filter Operator [FIL_101]
+                                    |        |           |        Filter Operator [FIL_87]
                                     |        |           |           predicate:((value = 'd1value') and key is not null) (type: boolean)
                                     |        |           |           Statistics:Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
                                     |        |           |           TableScan [TS_12]
                                     |        |           |              alias:d1
                                     |        |           |              Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                                     |        |           |<-Reducer 8 [SIMPLE_EDGE]
-                                    |        |              Reduce Output Operator [RS_36]
+                                    |        |              Reduce Output Operator [RS_31]
                                     |        |                 key expressions:_col2 (type: string)
                                     |        |                 Map-reduce partition columns:_col2 (type: string)
                                     |        |                 sort order:+
                                     |        |                 Statistics:Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
                                     |        |                 value expressions:_col3 (type: string), _col4 (type: string), _col6 (type: string)
-                                    |        |                 Merge Join Operator [MERGEJOIN_106]
+                                    |        |                 Merge Join Operator [MERGEJOIN_92]
                                     |        |                 |  condition map:[{"":"Inner Join 0 to 1"}]
                                     |        |                 |  keys:{"0":"_col1 (type: string)","1":"_col3 (type: string)"}
                                     |        |                 |  outputColumnNames:["_col2","_col3","_col4","_col6"]
                                     |        |                 |  Statistics:Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
                                     |        |                 |<-Map 12 [SIMPLE_EDGE]
-                                    |        |                 |  Reduce Output Operator [RS_33]
+                                    |        |                 |  Reduce Output Operator [RS_29]
                                     |        |                 |     key expressions:_col3 (type: string)
                                     |        |                 |     Map-reduce partition columns:_col3 (type: string)
                                     |        |                 |     sort order:+
@@ -470,14 +470,14 @@ Stage-0
                                     |        |                 |     Select Operator [SEL_11]
                                     |        |                 |        outputColumnNames:["_col0","_col1","_col2","_col3","_col4"]
                                     |        |                 |        Statistics:Num rows: 42 Data size: 1455 Basic stats: COMPLETE Column stats: NONE
-                                    |        |                 |        Filter Operator [FIL_100]
+                                    |        |                 |        Filter Operator [FIL_86]
                                     |        |                 |           predicate:(((((k3 is not null and (v3 = 'ssv3')) and k2 is not null) and k1 is not null) and v1 is not null) and v2 is not null) (type: boolean)
                                     |        |                 |           Statistics:Num rows: 42 Data size: 1455 Basic stats: COMPLETE Column stats: NONE
                                     |        |                 |           TableScan [TS_9]
                                     |        |                 |              alias:ss
                                     |        |                 |              Statistics:Num rows: 85 Data size: 2945 Basic stats: COMPLETE Column stats: NONE
                                     |        |                 |<-Map 7 [SIMPLE_EDGE]
-                                    |        |                    Reduce Output Operator [RS_31]
+                                    |        |                    Reduce Output Operator [RS_28]
                                     |        |                       key expressions:_col1 (type: string)
                                     |        |                       Map-reduce partition columns:_col1 (type: string)
                                     |        |                       sort order:+
@@ -485,26 +485,26 @@ Stage-0
                                     |        |                       Select Operator [SEL_8]
                                     |        |                          outputColumnNames:["_col1"]
                                     |        |                          Statistics:Num rows: 1000 Data size: 10624 Basic stats: COMPLETE Column stats: NONE
-                                    |        |                          Filter Operator [FIL_99]
+                                    |        |                          Filter Operator [FIL_85]
                                     |        |                             predicate:((key = 'srcpartkey') and value is not null) (type: boolean)
                                     |        |                             Statistics:Num rows: 1000 Data size: 10624 Basic stats: COMPLETE Column stats: NONE
                                     |        |                             TableScan [TS_6]
                                     |        |                                alias:srcpart
                                     |        |                                Statistics:Num rows: 2000 Data size: 21248 Basic stats: COMPLETE Column stats: NONE
                                     |        |<-Reducer 16 [SIMPLE_EDGE]
-                                    |           Reduce Output Operator [RS_48]
+                                    |           Reduce Output Operator [RS_38]
                                     |              key expressions:_col2 (type: string), _col4 (type: string)
                                     |              Map-reduce partition columns:_col2 (type: string), _col4 (type: string)
                                     |              sort order:++
                                     |              Statistics:Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
                                     |              value expressions:_col3 (type: string), _col5 (type: string)
-                                    |              Merge Join Operator [MERGEJOIN_109]
+                                    |              Merge Join Operator [MERGEJOIN_95]
                                     |              |  condition map:[{"":"Inner Join 0 to 1"}]
                                     |              |  keys:{"0":"_col0 (type: string)","1":"_col0 (type: string)"}
                                     |              |  outputColumnNames:["_col2","_col3","_col4","_col5"]
                                     |              |  Statistics:Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
                                     |              |<-Map 15 [SIMPLE_EDGE]
-                                    |              |  Reduce Output Operator [RS_25]
+                                    |              |  Reduce Output Operator [RS_24]
                                     |              |     key expressions:_col0 (type: string)
                                     |              |     Map-reduce partition columns:_col0 (type: string)
                                     |              |     sort order:+
@@ -513,14 +513,14 @@ Stage-0
                                     |              |     Select Operator [SEL_20]
                                     |              |        outputColumnNames:["_col0","_col2","_col3","_col4","_col5"]
                                     |              |        Statistics:Num rows: 42 Data size: 1455 Basic stats: COMPLETE Column stats: NONE
-                                    |              |        Filter Operator [FIL_103]
+                                    |              |        Filter Operator [FIL_89]
                                     |              |           predicate:((((((v1 = 'srv1') and k3 is not null) and k2 is not null) and v3 is not null) and v2 is not null) and k1 is not null) (type: boolean)
                                     |              |           Statistics:Num rows: 42 Data size: 1455 Basic stats: COMPLETE Column stats: NONE
                                     |              |           TableScan [TS_18]
                                     |              |              alias:sr
                                     |              |              Statistics:Num rows: 85 Data size: 2945 Basic stats: COMPLETE Column stats: NONE
                                     |              |<-Map 17 [SIMPLE_EDGE]
-                                    |                 Reduce Output Operator [RS_27]
+                                    |                 Reduce Output Operator [RS_25]
                                     |                    key expressions:_col0 (type: string)
                                     |                    Map-reduce partition columns:_col0 (type: string)
                                     |                    sort order:+
@@ -528,26 +528,26 @@ Stage-0
                                     |                    Select Operator [SEL_23]
                                     |                       outputColumnNames:["_col0"]
                                     |                       Statistics:Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
-                                    |                       Filter Operator [FIL_104]
+                                    |                       Filter Operator [FIL_90]
                                     |                          predicate:((value) IN ('2000Q1', '2000Q2', '2000Q3') and key is not null) (type: boolean)
                                     |                          Statistics:Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
                                     |                          TableScan [TS_21]
                                     |                             alias:d1
                                     |                             Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                                     |<-Reducer 2 [SIMPLE_EDGE]
-                                       Reduce Output Operator [RS_57]
+                                       Reduce Output Operator [RS_44]
                                           key expressions:_col1 (type: string), _col3 (type: string)
                                           Map-reduce partition columns:_col1 (type: string), _col3 (type: string)
                                           sort order:++
                                           Statistics:Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
                                           value expressions:_col2 (type: string)
-                                          Merge Join Operator [MERGEJOIN_105]
+                                          Merge Join Operator [MERGEJOIN_91]
                                           |  condition map:[{"":"Inner Join 0 to 1"}]
                                           |  keys:{"0":"_col0 (type: string)","1":"_col0 (type: string)"}
                                           |  outputColumnNames:["_col1","_col2","_col3"]
                                           |  Statistics:Num rows: 275 Data size: 2921 Basic stats: COMPLETE Column stats: NONE
                                           |<-Map 1 [SIMPLE_EDGE]
-                                          |  Reduce Output Operator [RS_52]
+                                          |  Reduce Output Operator [RS_41]
                                           |     key expressions:_col0 (type: string)
                                           |     Map-reduce partition columns:_col0 (type: string)
                                           |     sort order:+
@@ -556,14 +556,14 @@ Stage-0
                                           |     Select Operator [SEL_2]
                                           |        outputColumnNames:["_col0","_col1","_col2","_col3"]
                                           |        Statistics:Num rows: 170 Data size: 5890 Basic stats: COMPLETE Column stats: NONE
-                                          |        Filter Operator [FIL_97]
+                                          |        Filter Operator [FIL_83]
                                           |           predicate:((v3 is not null and v2 is not null) and k1 is not null) (type: boolean)
                                           |           Statistics:Num rows: 170 Data size: 5890 Basic stats: COMPLETE Column stats: NONE
                                           |           TableScan [TS_0]
                                           |              alias:cs
                                           |              Statistics:Num rows: 170 Data size: 5890 Basic stats: COMPLETE Column stats: NONE
                                           |<-Map 6 [SIMPLE_EDGE]
-                                             Reduce Output Operator [RS_54]
+                                             Reduce Output Operator [RS_42]
                                                 key expressions:_col0 (type: string)
                                                 Map-reduce partition columns:_col0 (type: string)
                                                 sort order:+
@@ -571,7 +571,7 @@ Stage-0
                                                 Select Operator [SEL_5]
                                                    outputColumnNames:["_col0"]
                                                    Statistics:Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
-                                                   Filter Operator [FIL_98]
+                                                   Filter Operator [FIL_84]
                                                       predicate:((value) IN ('2000Q1', '2000Q2', '2000Q3') and key is not null) (type: boolean)
                                                       Statistics:Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE
                                                       TableScan [TS_3]
@@ -616,148 +616,148 @@ Stage-0
       limit:-1
       Stage-1
          Reducer 7
-         File Output Operator [FS_67]
+         File Output Operator [FS_59]
             compressed:false
             Statistics:Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
             table:{"input format:":"org.apache.hadoop.mapred.TextInputFormat","output format:":"org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat","serde:":"org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe"}
-            Group By Operator [GBY_65]
+            Group By Operator [GBY_57]
             |  keys:KEY._col0 (type: string), KEY._col1 (type: string)
             |  outputColumnNames:["_col0","_col1"]
             |  Statistics:Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
             |<-Union 6 [SIMPLE_EDGE]
                |<-Reducer 15 [CONTAINS]
-               |  Reduce Output Operator [RS_64]
+               |  Reduce Output Operator [RS_56]
                |     key expressions:_col0 (type: string), _col1 (type: string)
                |     Map-reduce partition columns:_col0 (type: string), _col1 (type: string)
                |     sort order:++
                |     Statistics:Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
-               |     Group By Operator [GBY_63]
+               |     Group By Operator [GBY_55]
                |        keys:_col0 (type: string), _col1 (type: string)
                |        outputColumnNames:["_col0","_col1"]
                |        Statistics:Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
-               |        Select Operator [SEL_59]
+               |        Select Operator [SEL_51]
                |           outputColumnNames:["_col0","_col1"]
                |           Statistics:Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
-               |           Merge Join Operator [MERGEJOIN_93]
+               |           Merge Join Operator [MERGEJOIN_85]
                |           |  condition map:[{"":"Inner Join 0 to 1"}]
                |           |  keys:{"0":"_col2 (type: string)","1":"_col0 (type: string)"}
                |           |  outputColumnNames:["_col1","_col2"]
                |           |  Statistics:Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                |           |<-Map 18 [SIMPLE_EDGE]
-               |           |  Reduce Output Operator [RS_57]
+               |           |  Reduce Output Operator [RS_49]
                |           |     key expressions:_col0 (type: string)
                |           |     Map-reduce partition columns:_col0 (type: string)
                |           |     sort order:+
                |           |     Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-               |           |     Select Operator [SEL_48]
+               |           |     Select Operator [SEL_44]
                |           |        outputColumnNames:["_col0"]
                |           |        Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-               |           |        Filter Operator [FIL_89]
+               |           |        Filter Operator [FIL_81]
                |           |           predicate:key is not null (type: boolean)
                |           |           Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-               |           |           TableScan [TS_46]
+               |           |           TableScan [TS_42]
                |           |              alias:y
                |           |              Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                |           |<-Reducer 14 [SIMPLE_EDGE]
-               |              Reduce Output Operator [RS_55]
+               |              Reduce Output Operator [RS_48]
                |                 key expressions:_col2 (type: string)
                |                 Map-reduce partition columns:_col2 (type: string)
                |                 sort order:+
                |                 Statistics:Num rows: 288 Data size: 3020 Basic stats: COMPLETE Column stats: NONE
                |                 value expressions:_col1 (type: string)
-               |                 Merge Join Operator [MERGEJOIN_92]
+               |                 Merge Join Operator [MERGEJOIN_84]
                |                 |  condition map:[{"":"Inner Join 0 to 1"}]
                |                 |  keys:{"0":"_col1 (type: string)","1":"_col1 (type: string)"}
                |                 |  outputColumnNames:["_col1","_col2"]
                |                 |  Statistics:Num rows: 288 Data size: 3020 Basic stats: COMPLETE Column stats: NONE
                |                 |<-Map 17 [SIMPLE_EDGE]
-               |                 |  Reduce Output Operator [RS_52]
+               |                 |  Reduce Output Operator [RS_46]
                |                 |     key expressions:_col1 (type: string)
                |                 |     Map-reduce partition columns:_col1 (type: string)
                |                 |     sort order:+
                |                 |     Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                |                 |     value expressions:_col0 (type: string)
-               |                 |     Select Operator [SEL_45]
+               |                 |     Select Operator [SEL_41]
                |                 |        outputColumnNames:["_col0","_col1"]
                |                 |        Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
-               |                 |        Filter Operator [FIL_88]
+               |                 |        Filter Operator [FIL_80]
                |                 |           predicate:(key is not null and value is not null) (type: boolean)
                |                 |           Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
-               |                 |           TableScan [TS_43]
+               |                 |           TableScan [TS_39]
                |                 |              alias:x
                |                 |              Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                |                 |<-Reducer 13 [SIMPLE_EDGE]
-               |                    Reduce Output Operator [RS_50]
+               |                    Reduce Output Operator [RS_45]
                |                       key expressions:_col1 (type: string)
                |                       Map-reduce partition columns:_col1 (type: string)
                |                       sort order:+
                |                       Statistics:Num rows: 262 Data size: 2746 Basic stats: COMPLETE Column stats: NONE
-               |                       Select Operator [SEL_42]
+               |                       Select Operator [SEL_38]
                |                          outputColumnNames:["_col1"]
                |                          Statistics:Num rows: 262 Data size: 2746 Basic stats: COMPLETE Column stats: NONE
-               |                          Group By Operator [GBY_41]
+               |                          Group By Operator [GBY_37]
                |                          |  keys:KEY._col0 (type: string), KEY._col1 (type: string)
                |                          |  outputColumnNames:["_col0","_col1"]
                |                          |  Statistics:Num rows: 262 Data size: 2746 Basic stats: COMPLETE Column stats: NONE
                |                          |<-Union 12 [SIMPLE_EDGE]
                |                             |<-Map 11 [CONTAINS]
-               |                             |  Reduce Output Operator [RS_40]
+               |                             |  Reduce Output Operator [RS_36]
                |                             |     key expressions:_col0 (type: string), _col1 (type: string)
                |                             |     Map-reduce partition columns:_col0 (type: string), _col1 (type: string)
                |                             |     sort order:++
                |                             |     Statistics:Num rows: 525 Data size: 5503 Basic stats: COMPLETE Column stats: NONE
-               |                             |     Group By Operator [GBY_39]
+               |                             |     Group By Operator [GBY_35]
                |                             |        keys:_col0 (type: string), _col1 (type: string)
                |                             |        outputColumnNames:["_col0","_col1"]
                |                             |        Statistics:Num rows: 525 Data size: 5503 Basic stats: COMPLETE Column stats: NONE
-               |                             |        Select Operator [SEL_32]
+               |                             |        Select Operator [SEL_28]
                |                             |           outputColumnNames:["_col0","_col1"]
                |                             |           Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
-               |                             |           Filter Operator [FIL_86]
+               |                             |           Filter Operator [FIL_78]
                |                             |              predicate:value is not null (type: boolean)
                |                             |              Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
-               |                             |              TableScan [TS_30]
+               |                             |              TableScan [TS_26]
                |                             |                 alias:x
                |                             |                 Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                |                             |<-Map 16 [CONTAINS]
-               |                                Reduce Output Operator [RS_40]
+               |                                Reduce Output Operator [RS_36]
                |                                   key expressions:_col0 (type: string), _col1 (type: string)
                |                                   Map-reduce partition columns:_col0 (type: string), _col1 (type: string)
                |                                   sort order:++
                |                                   Statistics:Num rows: 525 Data size: 5503 Basic stats: COMPLETE Column stats: NONE
-               |                                   Group By Operator [GBY_39]
+               |                                   Group By Operator [GBY_35]
                |                                      keys:_col0 (type: string), _col1 (type: string)
                |                                      outputColumnNames:["_col0","_col1"]
                |                                      Statistics:Num rows: 525 Data size: 5503 Basic stats: COMPLETE Column stats: NONE
-               |                                      Select Operator [SEL_35]
+               |                                      Select Operator [SEL_31]
                |                                         outputColumnNames:["_col0","_col1"]
                |                                         Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-               |                                         Filter Operator [FIL_87]
+               |                                         Filter Operator [FIL_79]
                |                                            predicate:value is not null (type: boolean)
                |                                            Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-               |                                            TableScan [TS_33]
+               |                                            TableScan [TS_29]
                |                                               alias:y
                |                                               Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                |<-Reducer 5 [CONTAINS]
-                  Reduce Output Operator [RS_64]
+                  Reduce Output Operator [RS_56]
                      key expressions:_col0 (type: string), _col1 (type: string)
                      Map-reduce partition columns:_col0 (type: string), _col1 (type: string)
                      sort order:++
                      Statistics:Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
-                     Group By Operator [GBY_63]
+                     Group By Operator [GBY_55]
                         keys:_col0 (type: string), _col1 (type: string)
                         outputColumnNames:["_col0","_col1"]
                         Statistics:Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
-                        Select Operator [SEL_29]
+                        Select Operator [SEL_25]
                            outputColumnNames:["_col0","_col1"]
                            Statistics:Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
-                           Merge Join Operator [MERGEJOIN_91]
+                           Merge Join Operator [MERGEJOIN_83]
                            |  condition map:[{"":"Inner Join 0 to 1"}]
                            |  keys:{"0":"_col2 (type: string)","1":"_col0 (type: string)"}
                            |  outputColumnNames:["_col1","_col2"]
                            |  Statistics:Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                            |<-Map 10 [SIMPLE_EDGE]
-                           |  Reduce Output Operator [RS_27]
+                           |  Reduce Output Operator [RS_23]
                            |     key expressions:_col0 (type: string)
                            |     Map-reduce partition columns:_col0 (type: string)
                            |     sort order:+
@@ -765,26 +765,26 @@ Stage-0
                            |     Select Operator [SEL_18]
                            |        outputColumnNames:["_col0"]
                            |        Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-                           |        Filter Operator [FIL_85]
+                           |        Filter Operator [FIL_77]
                            |           predicate:key is not null (type: boolean)
                            |           Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                            |           TableScan [TS_16]
                            |              alias:y
                            |              Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                            |<-Reducer 4 [SIMPLE_EDGE]
-                              Reduce Output Operator [RS_25]
+                              Reduce Output Operator [RS_22]
                                  key expressions:_col2 (type: string)
                                  Map-reduce partition columns:_col2 (type: string)
                                  sort order:+
                                  Statistics:Num rows: 288 Data size: 3020 Basic stats: COMPLETE Column stats: NONE
                                  value expressions:_col1 (type: string)
-                                 Merge Join Operator [MERGEJOIN_90]
+                                 Merge Join Operator [MERGEJOIN_82]
                                  |  condition map:[{"":"Inner Join 0 to 1"}]
                                  |  keys:{"0":"_col1 (type: string)","1":"_col1 (type: string)"}
                                  |  outputColumnNames:["_col1","_col2"]
                                  |  Statistics:Num rows: 288 Data size: 3020 Basic stats: COMPLETE Column stats: NONE
                                  |<-Map 9 [SIMPLE_EDGE]
-                                 |  Reduce Output Operator [RS_22]
+                                 |  Reduce Output Operator [RS_20]
                                  |     key expressions:_col1 (type: string)
                                  |     Map-reduce partition columns:_col1 (type: string)
                                  |     sort order:+
@@ -793,14 +793,14 @@ Stage-0
                                  |     Select Operator [SEL_15]
                                  |        outputColumnNames:["_col0","_col1"]
                                  |        Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
-                                 |        Filter Operator [FIL_84]
+                                 |        Filter Operator [FIL_76]
                                  |           predicate:(key is not null and value is not null) (type: boolean)
                                  |           Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                                  |           TableScan [TS_13]
                                  |              alias:x
                                  |              Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                                  |<-Reducer 3 [SIMPLE_EDGE]
-                                    Reduce Output Operator [RS_20]
+                                    Reduce Output Operator [RS_19]
                                        key expressions:_col1 (type: string)
                                        Map-reduce partition columns:_col1 (type: string)
                                        sort order:+
@@ -826,7 +826,7 @@ Stage-0
                                              |        Select Operator [SEL_2]
                                              |           outputColumnNames:["_col0","_col1"]
                                              |           Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
-                                             |           Filter Operator [FIL_82]
+                                             |           Filter Operator [FIL_74]
                                              |              predicate:value is not null (type: boolean)
                                              |              Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                                              |              TableScan [TS_0]
@@ -845,7 +845,7 @@ Stage-0
                                                       Select Operator [SEL_5]
                                                          outputColumnNames:["_col0","_col1"]
                                                          Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-                                                         Filter Operator [FIL_83]
+                                                         Filter Operator [FIL_75]
                                                             predicate:value is not null (type: boolean)
                                                             Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                                                             TableScan [TS_3]
@@ -910,378 +910,378 @@ Stage-0
       limit:-1
       Stage-1
          Reducer 9
-         File Output Operator [FS_134]
+         File Output Operator [FS_122]
             compressed:false
             Statistics:Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
             table:{"input format:":"org.apache.hadoop.mapred.TextInputFormat","output format:":"org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat","serde:":"org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe"}
-            Group By Operator [GBY_132]
+            Group By Operator [GBY_120]
             |  keys:KEY._col0 (type: string), KEY._col1 (type: string)
             |  outputColumnNames:["_col0","_col1"]
             |  Statistics:Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
             |<-Union 8 [SIMPLE_EDGE]
                |<-Reducer 32 [CONTAINS]
-               |  Reduce Output Operator [RS_131]
+               |  Reduce Output Operator [RS_119]
                |     key expressions:_col0 (type: string), _col1 (type: string)
                |     Map-reduce partition columns:_col0 (type: string), _col1 (type: string)
                |     sort order:++
                |     Statistics:Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
-               |     Group By Operator [GBY_130]
+               |     Group By Operator [GBY_118]
                |        keys:_col0 (type: string), _col1 (type: string)
                |        outputColumnNames:["_col0","_col1"]
                |        Statistics:Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
-               |        Select Operator [SEL_126]
+               |        Select Operator [SEL_114]
                |           outputColumnNames:["_col0","_col1"]
                |           Statistics:Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
-               |           Merge Join Operator [MERGEJOIN_182]
+               |           Merge Join Operator [MERGEJOIN_170]
                |           |  condition map:[{"":"Inner Join 0 to 1"}]
                |           |  keys:{"0":"_col2 (type: string)","1":"_col0 (type: string)"}
                |           |  outputColumnNames:["_col2","_col5"]
                |           |  Statistics:Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                |           |<-Map 37 [SIMPLE_EDGE]
-               |           |  Reduce Output Operator [RS_124]
+               |           |  Reduce Output Operator [RS_112]
                |           |     key expressions:_col0 (type: string)
                |           |     Map-reduce partition columns:_col0 (type: string)
                |           |     sort order:+
                |           |     Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                |           |     value expressions:_col1 (type: string)
-               |           |     Select Operator [SEL_115]
+               |           |     Select Operator [SEL_107]
                |           |        outputColumnNames:["_col0","_col1"]
                |           |        Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-               |           |        Filter Operator [FIL_176]
+               |           |        Filter Operator [FIL_164]
                |           |           predicate:key is not null (type: boolean)
                |           |           Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-               |           |           TableScan [TS_113]
+               |           |           TableScan [TS_105]
                |           |              alias:y
                |           |              Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                |           |<-Reducer 31 [SIMPLE_EDGE]
-               |              Reduce Output Operator [RS_122]
+               |              Reduce Output Operator [RS_111]
                |                 key expressions:_col2 (type: string)
                |                 Map-reduce partition columns:_col2 (type: string)
                |                 sort order:+
                |                 Statistics:Num rows: 484 Data size: 5131 Basic stats: COMPLETE Column stats: NONE
-               |                 Merge Join Operator [MERGEJOIN_181]
+               |                 Merge Join Operator [MERGEJOIN_169]
                |                 |  condition map:[{"":"Inner Join 0 to 1"}]
                |                 |  keys:{"0":"_col1 (type: string)","1":"_col1 (type: string)"}
                |                 |  outputColumnNames:["_col2"]
                |                 |  Statistics:Num rows: 484 Data size: 5131 Basic stats: COMPLETE Column stats: NONE
                |                 |<-Map 36 [SIMPLE_EDGE]
-               |                 |  Reduce Output Operator [RS_119]
+               |                 |  Reduce Output Operator [RS_109]
                |                 |     key expressions:_col1 (type: string)
                |                 |     Map-reduce partition columns:_col1 (type: string)
                |                 |     sort order:+
                |                 |     Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                |                 |     value expressions:_col0 (type: string)
-               |                 |     Select Operator [SEL_112]
+               |                 |     Select Operator [SEL_104]
                |                 |        outputColumnNames:["_col0","_col1"]
                |                 |        Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
-               |                 |        Filter Operator [FIL_175]
+               |                 |        Filter Operator [FIL_163]
                |                 |           predicate:(key is not null and value is not null) (type: boolean)
                |                 |           Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
-               |                 |           TableScan [TS_110]
+               |                 |           TableScan [TS_102]
                |                 |              alias:x
                |                 |              Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                |                 |<-Reducer 30 [SIMPLE_EDGE]
-               |                    Reduce Output Operator [RS_117]
+               |                    Reduce Output Operator [RS_108]
                |                       key expressions:_col1 (type: string)
                |                       Map-reduce partition columns:_col1 (type: string)
                |                       sort order:+
                |                       Statistics:Num rows: 440 Data size: 4665 Basic stats: COMPLETE Column stats: NONE
-               |                       Select Operator [SEL_109]
+               |                       Select Operator [SEL_101]
                |                          outputColumnNames:["_col1"]
                |                          Statistics:Num rows: 440 Data size: 4665 Basic stats: COMPLETE Column stats: NONE
-               |                          Group By Operator [GBY_108]
+               |                          Group By Operator [GBY_100]
                |                          |  keys:KEY._col0 (type: string), KEY._col1 (type: string)
                |                          |  outputColumnNames:["_col0","_col1"]
                |                          |  Statistics:Num rows: 440 Data size: 4665 Basic stats: COMPLETE Column stats: NONE
                |                          |<-Union 29 [SIMPLE_EDGE]
                |                             |<-Map 35 [CONTAINS]
-               |                             |  Reduce Output Operator [RS_107]
+               |                             |  Reduce Output Operator [RS_99]
                |                             |     key expressions:_col0 (type: string), _col1 (type: string)
                |                             |     Map-reduce partition columns:_col0 (type: string), _col1 (type: string)
                |                             |     sort order:++
                |                             |     Statistics:Num rows: 881 Data size: 9341 Basic stats: COMPLETE Column stats: NONE
-               |                             |     Group By Operator [GBY_106]
+               |                             |     Group By Operator [GBY_98]
                |                             |        keys:_col0 (type: string), _col1 (type: string)
                |                             |        outputColumnNames:["_col0","_col1"]
                |                             |        Statistics:Num rows: 881 Data size: 9341 Basic stats: COMPLETE Column stats: NONE
-               |                             |        Select Operator [SEL_102]
+               |                             |        Select Operator [SEL_94]
                |                             |           outputColumnNames:["_col0","_col1"]
                |                             |           Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-               |                             |           Filter Operator [FIL_174]
+               |                             |           Filter Operator [FIL_162]
                |                             |              predicate:value is not null (type: boolean)
                |                             |              Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-               |                             |              TableScan [TS_100]
+               |                             |              TableScan [TS_92]
                |                             |                 alias:y
                |                             |                 Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                |                             |<-Reducer 28 [CONTAINS]
-               |                                Reduce Output Operator [RS_107]
+               |                                Reduce Output Operator [RS_99]
                |                                   key expressions:_col0 (type: string), _col1 (type: string)
                |                                   Map-reduce partition columns:_col0 (type: string), _col1 (type: string)
                |                                   sort order:++
                |                                   Statistics:Num rows: 881 Data size: 9341 Basic stats: COMPLETE Column stats: NONE
-               |                                   Group By Operator [GBY_106]
+               |                                   Group By Operator [GBY_98]
                |                                      keys:_col0 (type: string), _col1 (type: string)
                |                                      outputColumnNames:["_col0","_col1"]
                |                                      Statistics:Num rows: 881 Data size: 9341 Basic stats: COMPLETE Column stats: NONE
-               |                                      Group By Operator [GBY_98]
+               |                                      Group By Operator [GBY_90]
                |                                      |  keys:KEY._col0 (type: string), KEY._col1 (type: string)
                |                                      |  outputColumnNames:["_col0","_col1"]
                |                                      |  Statistics:Num rows: 381 Data size: 4029 Basic stats: COMPLETE Column stats: NONE
                |                                      |<-Union 27 [SIMPLE_EDGE]
                |                                         |<-Map 34 [CONTAINS]
-               |                                         |  Reduce Output Operator [RS_97]
+               |                                         |  Reduce Output Operator [RS_89]
                |                                         |     key expressions:_col0 (type: string), _col1 (type: string)
                |                                         |     Map-reduce partition columns:_col0 (type: string), _col1 (type: string)
                |                                         |     sort order:++
                |                                         |     Statistics:Num rows: 762 Data size: 8058 Basic stats: COMPLETE Column stats: NONE
-               |                                         |     Group By Operator [GBY_96]
+               |                                         |     Group By Operator [GBY_88]
                |                                         |        keys:_col0 (type: string), _col1 (type: string)
                |                                         |        outputColumnNames:["_col0","_col1"]
                |                                         |        Statistics:Num rows: 762 Data size: 8058 Basic stats: COMPLETE Column stats: NONE
-               |                                         |        Select Operator [SEL_92]
+               |                                         |        Select Operator [SEL_84]
                |                                         |           outputColumnNames:["_col0","_col1"]
                |                                         |           Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-               |                                         |           Filter Operator [FIL_173]
+               |                                         |           Filter Operator [FIL_161]
                |                                         |              predicate:value is not null (type: boolean)
                |                                         |              Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-               |                                         |              TableScan [TS_90]
+               |                                         |              TableScan [TS_82]
                |                                         |                 alias:y
                |                                         |                 Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                |                                         |<-Reducer 26 [CONTAINS]
-               |                                            Reduce Output Operator [RS_97]
+               |                                            Reduce Output Operator [RS_89]
                |                                               key expressions:_col0 (type: string), _col1 (type: string)
                |                                               Map-reduce partition columns:_col0 (type: string), _col1 (type: string)
                |                                               sort order:++
                |                                               Statistics:Num rows: 762 Data size: 8058 Basic stats: COMPLETE Column stats: NONE
-               |                                               Group By Operator [GBY_96]
+               |                                               Group By Operator [GBY_88]
                |                                                  keys:_col0 (type: string), _col1 (type: string)
                |                                                  outputColumnNames:["_col0","_col1"]
                |                                                  Statistics:Num rows: 762 Data size: 8058 Basic stats: COMPLETE Column stats: NONE
-               |                                                  Group By Operator [GBY_88]
+               |                                                  Group By Operator [GBY_80]
                |                                                  |  keys:KEY._col0 (type: string), KEY._col1 (type: string)
                |                                                  |  outputColumnNames:["_col0","_col1"]
                |                                                  |  Statistics:Num rows: 262 Data size: 2746 Basic stats: COMPLETE Column stats: NONE
                |                                                  |<-Union 25 [SIMPLE_EDGE]
                |                                                     |<-Map 24 [CONTAINS]
-               |                                                     |  Reduce Output Operator [RS_87]
+               |                                                     |  Reduce Output Operator [RS_79]
                |                                                     |     key expressions:_col0 (type: string), _col1 (type: string)
                |                                                     |     Map-reduce partition columns:_col0 (type: string), _col1 (type: string)
                |                                                     |     sort order:++
                |                                                     |     Statistics:Num rows: 525 Data size: 5503 Basic stats: COMPLETE Column stats: NONE
-               |                                                     |     Group By Operator [GBY_86]
+               |                                                     |     Group By Operator [GBY_78]
                |                                                     |        keys:_col0 (type: string), _col1 (type: string)
                |                                                     |        outputColumnNames:["_col0","_col1"]
                |                                                     |        Statistics:Num rows: 525 Data size: 5503 Basic stats: COMPLETE Column stats: NONE
-               |                                                     |        Select Operator [SEL_79]
+               |                                                     |        Select Operator [SEL_71]
                |                                                     |           outputColumnNames:["_col0","_col1"]
                |                                                     |           Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
-               |                                                     |           Filter Operator [FIL_171]
+               |                                                     |           Filter Operator [FIL_159]
                |                                                     |              predicate:value is not null (type: boolean)
                |                                                     |              Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
-               |                                                     |              TableScan [TS_77]
+               |                                                     |              TableScan [TS_69]
                |                                                     |                 alias:x
                |                                                     |                 Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                |                                                     |<-Map 33 [CONTAINS]
-               |                                                        Reduce Output Operator [RS_87]
+               |                                                        Reduce Output Operator [RS_79]
                |                                                           key expressions:_col0 (type: string), _col1 (type: string)
                |                                                           Map-reduce partition columns:_col0 (type: string), _col1 (type: string)
                |                                                           sort order:++
                |                                                           Statistics:Num rows: 525 Data size: 5503 Basic stats: COMPLETE Column stats: NONE
-               |                                                           Group By Operator [GBY_86]
+               |                                                           Group By Operator [GBY_78]
                |                                                              keys:_col0 (type: string), _col1 (type: string)
                |                                                              outputColumnNames:["_col0","_col1"]
                |                                                              Statistics:Num rows: 525 Data size: 5503 Basic stats: COMPLETE Column stats: NONE
-               |                                                              Select Operator [SEL_82]
+               |                                                              Select Operator [SEL_74]
                |                                                                 outputColumnNames:["_col0","_col1"]
                |                                                                 Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-               |                                                                 Filter Operator [FIL_172]
+               |                                                                 Filter Operator [FIL_160]
                |                                                                    predicate:value is not null (type: boolean)
                |                                                                    Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-               |                                                                    TableScan [TS_80]
+               |                                                                    TableScan [TS_72]
                |                                                                       alias:y
                |                                                                       Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                |<-Reducer 7 [CONTAINS]
-                  Reduce Output Operator [RS_131]
+                  Reduce Output Operator [RS_119]
                      key expressions:_col0 (type: string), _col1 (type: string)
                      Map-reduce partition columns:_col0 (type: string), _col1 (type: string)
                      sort order:++
                      Statistics:Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
-                     Group By Operator [GBY_130]
+                     Group By Operator [GBY_118]
                         keys:_col0 (type: string), _col1 (type: string)
                         outputColumnNames:["_col0","_col1"]
                         Statistics:Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
-                        Group By Operator [GBY_75]
+                        Group By Operator [GBY_67]
                         |  keys:KEY._col0 (type: string), KEY._col1 (type: string)
                         |  outputColumnNames:["_col0","_col1"]
                         |  Statistics:Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                         |<-Union 6 [SIMPLE_EDGE]
                            |<-Reducer 19 [CONTAINS]
-                           |  Reduce Output Operator [RS_74]
+                           |  Reduce Output Operator [RS_66]
                            |     key expressions:_col0 (type: string), _col1 (type: string)
                            |     Map-reduce partition columns:_col0 (type: string), _col1 (type: string)
                            |     sort order:++
                            |     Statistics:Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
-                           |     Group By Operator [GBY_73]
+                           |     Group By Operator [GBY_65]
                            |        keys:_col0 (type: string), _col1 (type: string)
                            |        outputColumnNames:["_col0","_col1"]
                            |        Statistics:Num rows: 1100 Data size: 11686 Basic stats: COMPLETE Column stats: NONE
-                           |        Select Operator [SEL_69]
+                           |        Select Operator [SEL_61]
                            |           outputColumnNames:["_col0","_col1"]
                            |           Statistics:Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
-                           |           Merge Join Operator [MERGEJOIN_180]
+                           |           Merge Join Operator [MERGEJOIN_168]
                            |           |  condition map:[{"":"Inner Join 0 to 1"}]
                            |           |  keys:{"0":"_col2 (type: string)","1":"_col0 (type: string)"}
                            |           |  outputColumnNames:["_col2","_col5"]
                            |           |  Statistics:Num rows: 550 Data size: 5843 Basic stats: COMPLETE Column stats: NONE
                            |           |<-Map 23 [SIMPLE_EDGE]
-                           |           |  Reduce Output Operator [RS_67]
+                           |           |  Reduce Output Operator [RS_59]
                            |           |     key expressions:_col0 (type: string)
                            |           |     Map-reduce partition columns:_col0 (type: string)
                            |           |     sort order:+
                            |           |     Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                            |           |     value expressions:_col1 (type: string)
-                           |           |     Select Operator [SEL_58]
+                           |           |     Select Operator [SEL_54]
                            |           |        outputColumnNames:["_col0","_col1"]
                            |           |        Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-                           |           |        Filter Operator [FIL_170]
+                           |           |        Filter Operator [FIL_158]
                            |           |           predicate:key is not null (type: boolean)
                            |           |           Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-                           |           |           TableScan [TS_56]
+                           |           |           TableScan [TS_52]
                            |           |              alias:y
                            |           |              Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                            |           |<-Reducer 18 [SIMPLE_EDGE]
-                           |              Reduce Output Operator [RS_65]
+                           |              Reduce Output Operator [RS_58]
                            |                 key expressions:_col2 (type: string)
                            |                 Map-reduce partition columns:_col2 (type: string)
                            |                 sort order:+
                            |                 Statistics:Num rows: 419 Data size: 4431 Basic stats: COMPLETE Column stats: NONE
-                           |                 Merge Join Operator [MERGEJOIN_179]
+                           |                 Merge Join Operator [MERGEJOIN_167]
                            |                 |  condition map:[{"":"Inner Join 0 to 1"}]
                            |                 |  keys:{"0":"_col1 (type: string)","1":"_col1 (type: string)"}
                            |                 |  outputColumnNames:["_col2"]
                            |                 |  Statistics:Num rows: 419 Data size: 4431 Basic stats: COMPLETE Column stats: NONE
                            |                 |<-Map 22 [SIMPLE_EDGE]
-                           |                 |  Reduce Output Operator [RS_62]
+                           |                 |  Reduce Output Operator [RS_56]
                            |                 |     key expressions:_col1 (type: string)
                            |                 |     Map-reduce partition columns:_col1 (type: string)
                            |                 |     sort order:+
                            |                 |     Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                            |                 |     value expressions:_col0 (type: string)
-                           |                 |     Select Operator [SEL_55]
+                           |                 |     Select Operator [SEL_51]
                            |                 |        outputColumnNames:["_col0","_col1"]
                            |                 |        Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
-                           |                 |        Filter Operator [FIL_169]
+                           |                 |        Filter Operator [FIL_157]
                            |                 |           predicate:(key is not null and value is not null) (type: boolean)
                            |                 |           Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
-                           |                 |           TableScan [TS_53]
+                           |                 |           TableScan [TS_49]
                            |                 |              alias:x
                            |                 |              Statistics:Num rows: 25 Data size: 191 Basic stats: COMPLETE Column stats: NONE
                            |                 |<-Reducer 17 [SIMPLE_EDGE]
-                           |                    Reduce Output Operator [RS_60]
+                           |                    Reduce Output Operator [RS_55]
                            |                       key expressions:_col1 (type: string)
                            |                       Map-reduce partition columns:_col1 (type: string)
                            |                       sort order:+
                            |                       Statistics:Num rows: 381 Data size: 4029 Basic stats: COMPLETE Column stats: NONE
-                           |                       Select Operator [SEL_52]
+                           |                       Select Operator [SEL_48]
                            |                          outputColumnNames:["_col1"]
                            |                          Statistics:Num rows: 381 Data size: 4029 Basic stats: COMPLETE Column stats: NONE
-                           |                          Group By Operator [GBY_51]
+                           |                          Group By Operator [GBY_47]
                            |                          |  keys:KEY._col0 (type: string), KEY._col1 (type: string)
                            |                          |  outputColumnNames:["_col0","_col1"]
                            |                          |  Statistics:Num rows: 381 Data size: 4029 Basic stats: COMPLETE Column stats: NONE
                            |                          |<-Union 16 [SIMPLE_EDGE]
                            |                             |<-Map 21 [CONTAINS]
-                           |                             |  Reduce Output Operator [RS_50]
+                           |                             |  Reduce Output Operator [RS_46]
                            |                             |     key expressions:_col0 (type: string), _col1 (type: string)
                            |                             |     Map-reduce partition columns:_col0 (type: string), _col1 (type: string)
                            |                             |     sort order:++
                            |                             |     Statistics:Num rows: 762 Data size: 8058 Basic stats: COMPLETE Column stats: NONE
-                           |                             |     Group By Operator [GBY_49]
+                           |                             |     Group By Operator [GBY_45]
                            |                             |        keys:_col0 (type: string), _col1 (type: string)
                            |                             |        outputColumnNames:["_col0","_col1"]
                            |                             |        Statistics:Num rows: 762 Data size: 8058 Basic stats: COMPLETE Column stats: NONE
-                           |                             |        Select Operator [SEL_45]
+                           |                             |        Select Operator [SEL_41]
                            |                             |           outputColumnNames:["_col0","_col1"]
                            |                             |           Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-                           |                             |           Filter Operator [FIL_168]
+                           |                             |           Filter Operator [FIL_156]
                            |                             |              predicate:value is not null (type: boolean)
                            |                             |              Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
-                           |                             |              TableScan [TS_43]
+                           |                             |              TableScan [TS_39]
                            |                             |                 alias:y
                            |                             |                 Statistics:Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
                            |                             |<-Reducer 15 [CONTAINS]
-                           |                                Reduce Output Operator [RS_50]
+                           |                                Reduce Output Operator [RS_46]
                            |                                   key expressions:_col0 (type: string), _col1 (type: string)
                            |                                   Map-reduce partition columns:_col0 (type: string), _col1 (type: string)
                            |                                   sort order:++
                            |                                   Statistics:Num rows: 762 Data size: 8058 Basic stats: COMPLETE Column stats: NONE
-                           |                                   Group By Operator [GBY_49]
+                           |                                   Group By Operator [GBY_45]
                            |                                      keys:_col0 (type: string), _col1 (type: string)
                            |                                      outputColumnNames:["_col0","_col1"]
                            |                                      Statistics:Num rows: 762 Data size: 8058 Basic stats: COMPLETE Column stats: NONE
-                           |                                      Group By Operator [GBY_41]
+                           |                                      Group By Operator [GBY_37]
                            |                                      |  keys:KEY._col0 (type: string), KEY._col1 (type: string)
                            |                                      |  outputColumnNames:["_col0","_col1"]
                            |                                      |  Statistics:Num rows: 262 Data size: 2746 Basic stats: COMPLETE Column stats: NONE
                            |                                      |<-Union 14 [SIMPLE_EDGE]
                            |                                         |<-Map 13 [CONTAINS]
-                           |                                         |  Reduce Output Operator [RS_40]
+                           |                                         |  Reduce Output Operator [RS_36]
                            |                                         |     key expressions:_col0 (type: string), _col1 (type: string)
                            |                                         |     Map-reduce partition columns:_col0 (type: string), _col1 (type: string)
                            |                                         |     sort order:++
                            |                                         |     Statistics:Num rows: 525 Data size: 5503 Basic stats: COMPLETE Column stats: NONE
-                           |                                         |     Group By Operator [GBY_39]
+                           |                                       

<TRUNCATED>

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