http://git-wip-us.apache.org/repos/asf/hive/blob/ff30a1eb/ql/src/test/results/clientpositive/perf/query72.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/perf/query72.q.out 
b/ql/src/test/results/clientpositive/perf/query72.q.out
index 4d18fb3..7b43cc3 100644
--- a/ql/src/test/results/clientpositive/perf/query72.q.out
+++ b/ql/src/test/results/clientpositive/perf/query72.q.out
@@ -61,190 +61,190 @@ POSTHOOK: type: QUERY
 Plan optimized by CBO.
 
 Vertex dependency in root stage
-Reducer 12 <- Map 11 (SIMPLE_EDGE), Map 17 (SIMPLE_EDGE)
-Reducer 13 <- Map 18 (SIMPLE_EDGE), Reducer 12 (SIMPLE_EDGE)
-Reducer 14 <- Map 19 (SIMPLE_EDGE), Reducer 13 (SIMPLE_EDGE)
-Reducer 15 <- Map 20 (SIMPLE_EDGE), Reducer 14 (SIMPLE_EDGE)
-Reducer 16 <- Map 21 (SIMPLE_EDGE), Reducer 15 (SIMPLE_EDGE)
-Reducer 2 <- Map 1 (SIMPLE_EDGE), Reducer 9 (SIMPLE_EDGE)
-Reducer 3 <- Reducer 2 (SIMPLE_EDGE)
-Reducer 4 <- Reducer 3 (SIMPLE_EDGE)
-Reducer 6 <- Map 10 (SIMPLE_EDGE), Map 5 (SIMPLE_EDGE)
-Reducer 7 <- Reducer 16 (SIMPLE_EDGE), Reducer 6 (SIMPLE_EDGE)
-Reducer 8 <- Map 22 (SIMPLE_EDGE), Reducer 7 (SIMPLE_EDGE)
-Reducer 9 <- Map 23 (SIMPLE_EDGE), Reducer 8 (SIMPLE_EDGE)
+Reducer 10 <- Map 16 (SIMPLE_EDGE), Map 9 (SIMPLE_EDGE)
+Reducer 11 <- Map 17 (SIMPLE_EDGE), Reducer 10 (SIMPLE_EDGE)
+Reducer 12 <- Map 18 (SIMPLE_EDGE), Reducer 11 (SIMPLE_EDGE)
+Reducer 13 <- Map 19 (SIMPLE_EDGE), Reducer 12 (SIMPLE_EDGE)
+Reducer 14 <- Map 20 (SIMPLE_EDGE), Reducer 13 (SIMPLE_EDGE)
+Reducer 15 <- Map 21 (SIMPLE_EDGE), Reducer 14 (SIMPLE_EDGE)
+Reducer 2 <- Map 1 (SIMPLE_EDGE), Map 8 (SIMPLE_EDGE)
+Reducer 3 <- Reducer 15 (SIMPLE_EDGE), Reducer 2 (SIMPLE_EDGE)
+Reducer 4 <- Map 22 (SIMPLE_EDGE), Reducer 3 (SIMPLE_EDGE)
+Reducer 5 <- Map 23 (SIMPLE_EDGE), Reducer 4 (SIMPLE_EDGE)
+Reducer 6 <- Reducer 5 (SIMPLE_EDGE)
+Reducer 7 <- Reducer 6 (SIMPLE_EDGE)
 
 Stage-0
   Fetch Operator
     limit:100
     Stage-1
-      Reducer 4
+      Reducer 7
       File Output Operator [FS_75]
         Limit [LIM_74] (rows=100 width=135)
           Number of rows:100
           Select Operator [SEL_73] (rows=37725837 width=135)
             Output:["_col0","_col1","_col2","_col3","_col4","_col5"]
-          <-Reducer 3 [SIMPLE_EDGE]
+          <-Reducer 6 [SIMPLE_EDGE]
             SHUFFLE [RS_72]
               Select Operator [SEL_70] (rows=37725837 width=135)
                 Output:["_col0","_col1","_col2","_col5"]
                 Group By Operator [GBY_69] (rows=37725837 width=135)
                   
Output:["_col0","_col1","_col2","_col3"],aggregations:["count(VALUE._col0)"],keys:KEY._col0,
 KEY._col1, KEY._col2
-                <-Reducer 2 [SIMPLE_EDGE]
+                <-Reducer 5 [SIMPLE_EDGE]
                   SHUFFLE [RS_68]
                     PartitionCols:_col0, _col1, _col2
                     Group By Operator [GBY_67] (rows=75451675 width=135)
-                      
Output:["_col0","_col1","_col2","_col3"],aggregations:["count()"],keys:_col17, 
_col15, _col24
-                      Merge Join Operator [MERGEJOIN_142] (rows=75451675 
width=135)
-                        Conds:RS_63._col0, _col1=RS_64._col4, _col6(Right 
Outer),Output:["_col15","_col17","_col24"]
-                      <-Map 1 [SIMPLE_EDGE]
-                        SHUFFLE [RS_63]
+                      
Output:["_col0","_col1","_col2","_col3"],aggregations:["count()"],keys:_col15, 
_col13, _col22
+                      Merge Join Operator [MERGEJOIN_141] (rows=75451675 
width=135)
+                        Conds:RS_63._col4, _col6=RS_64._col0, _col1(Left 
Outer),Output:["_col13","_col15","_col22"]
+                      <-Map 23 [SIMPLE_EDGE]
+                        SHUFFLE [RS_64]
                           PartitionCols:_col0, _col1
-                          Select Operator [SEL_2] (rows=28798881 width=106)
+                          Select Operator [SEL_62] (rows=28798881 width=106)
                             Output:["_col0","_col1"]
-                            Filter Operator [FIL_122] (rows=28798881 width=106)
+                            Filter Operator [FIL_131] (rows=28798881 width=106)
                               predicate:cr_item_sk is not null
-                              TableScan [TS_0] (rows=28798881 width=106)
+                              TableScan [TS_60] (rows=28798881 width=106)
                                 
default@catalog_returns,catalog_returns,Tbl:COMPLETE,Col:NONE,Output:["cr_item_sk","cr_order_number"]
-                      <-Reducer 9 [SIMPLE_EDGE]
-                        SHUFFLE [RS_64]
+                      <-Reducer 4 [SIMPLE_EDGE]
+                        SHUFFLE [RS_63]
                           PartitionCols:_col4, _col6
-                          Select Operator [SEL_62] (rows=68592431 width=135)
+                          Select Operator [SEL_59] (rows=68592431 width=135)
                             Output:["_col4","_col6","_col13","_col15","_col22"]
-                            Filter Operator [FIL_61] (rows=68592431 width=135)
-                              predicate:(UDFToDouble(_col28) > 
(UDFToDouble(_col17) + 5.0))
-                              Merge Join Operator [MERGEJOIN_141] 
(rows=205777295 width=135)
-                                
Conds:RS_58._col9=RS_59._col0(Inner),Output:["_col5","_col7","_col12","_col14","_col17","_col18","_col28"]
-                              <-Map 23 [SIMPLE_EDGE]
-                                SHUFFLE [RS_59]
-                                  PartitionCols:_col0
-                                  Select Operator [SEL_47] (rows=73049 
width=1119)
-                                    Output:["_col0","_col1"]
-                                    Filter Operator [FIL_132] (rows=73049 
width=1119)
-                                      predicate:d_date_sk is not null
-                                      TableScan [TS_45] (rows=73049 width=1119)
-                                        
default@date_dim,d3,Tbl:COMPLETE,Col:NONE,Output:["d_date_sk","d_date"]
-                              <-Reducer 8 [SIMPLE_EDGE]
-                                SHUFFLE [RS_58]
-                                  PartitionCols:_col9
-                                  Merge Join Operator [MERGEJOIN_140] 
(rows=187070265 width=135)
-                                    Conds:RS_55._col0, _col18=RS_56._col0, 
_col1(Inner),Output:["_col5","_col7","_col9","_col12","_col14","_col17","_col18"]
-                                  <-Map 22 [SIMPLE_EDGE]
-                                    SHUFFLE [RS_56]
-                                      PartitionCols:_col0, _col1
-                                      Select Operator [SEL_44] (rows=73049 
width=1119)
-                                        Output:["_col0","_col1"]
-                                        Filter Operator [FIL_131] (rows=73049 
width=1119)
-                                          predicate:(d_date_sk is not null and 
d_week_seq is not null)
-                                          TableScan [TS_42] (rows=73049 
width=1119)
-                                            
default@date_dim,d2,Tbl:COMPLETE,Col:NONE,Output:["d_date_sk","d_week_seq"]
-                                  <-Reducer 7 [SIMPLE_EDGE]
-                                    SHUFFLE [RS_55]
-                                      PartitionCols:_col0, _col18
-                                      Filter Operator [FIL_54] (rows=170063874 
width=135)
-                                        predicate:(_col3 < _col15)
-                                        Merge Join Operator [MERGEJOIN_139] 
(rows=510191624 width=135)
-                                          
Conds:RS_51._col1=RS_52._col6(Inner),Output:["_col0","_col3","_col5","_col7","_col9","_col12","_col14","_col15","_col17","_col18"]
-                                        <-Reducer 16 [SIMPLE_EDGE]
-                                          SHUFFLE [RS_52]
-                                            PartitionCols:_col6
-                                            Select Operator [SEL_41] 
(rows=463810558 width=135)
-                                              
Output:["_col1","_col3","_col6","_col8","_col9","_col11","_col12"]
-                                              Merge Join Operator 
[MERGEJOIN_138] (rows=463810558 width=135)
+                            Merge Join Operator [MERGEJOIN_140] (rows=68592431 
width=135)
+                              Conds:RS_56._col0, _col20=RS_57._col0, 
_col1(Inner),Output:["_col5","_col9","_col14","_col16","_col20"]
+                            <-Map 22 [SIMPLE_EDGE]
+                              SHUFFLE [RS_57]
+                                PartitionCols:_col0, _col1
+                                Select Operator [SEL_48] (rows=73049 
width=1119)
+                                  Output:["_col0","_col1"]
+                                  Filter Operator [FIL_130] (rows=73049 
width=1119)
+                                    predicate:(d_date_sk is not null and 
d_week_seq is not null)
+                                    TableScan [TS_46] (rows=73049 width=1119)
+                                      
default@date_dim,d2,Tbl:COMPLETE,Col:NONE,Output:["d_date_sk","d_week_seq"]
+                            <-Reducer 3 [SIMPLE_EDGE]
+                              SHUFFLE [RS_56]
+                                PartitionCols:_col0, _col20
+                                Filter Operator [FIL_55] (rows=62356755 
width=135)
+                                  predicate:(_col3 < _col17)
+                                  Merge Join Operator [MERGEJOIN_139] 
(rows=187070265 width=135)
+                                    
Conds:RS_52._col1=RS_53._col8(Inner),Output:["_col0","_col3","_col5","_col9","_col14","_col16","_col17","_col20"]
+                                  <-Reducer 15 [SIMPLE_EDGE]
+                                    SHUFFLE [RS_53]
+                                      PartitionCols:_col8
+                                      Select Operator [SEL_45] (rows=170063874 
width=135)
+                                        
Output:["_col3","_col8","_col10","_col11","_col14"]
+                                        Filter Operator [FIL_44] 
(rows=170063874 width=135)
+                                          predicate:(UDFToDouble(_col20) > 
(UDFToDouble(_col9) + 5.0))
+                                          Merge Join Operator [MERGEJOIN_138] 
(rows=510191624 width=135)
+                                            
Conds:RS_41._col1=RS_42._col0(Inner),Output:["_col4","_col6","_col7","_col9","_col10","_col18","_col20"]
+                                          <-Map 21 [SIMPLE_EDGE]
+                                            SHUFFLE [RS_42]
+                                              PartitionCols:_col0
+                                              Select Operator [SEL_25] 
(rows=73049 width=1119)
+                                                Output:["_col0","_col1"]
+                                                Filter Operator [FIL_129] 
(rows=73049 width=1119)
+                                                  predicate:d_date_sk is not 
null
+                                                  TableScan [TS_23] 
(rows=73049 width=1119)
+                                                    
default@date_dim,d3,Tbl:COMPLETE,Col:NONE,Output:["d_date_sk","d_date"]
+                                          <-Reducer 14 [SIMPLE_EDGE]
+                                            SHUFFLE [RS_41]
+                                              PartitionCols:_col1
+                                              Merge Join Operator 
[MERGEJOIN_137] (rows=463810558 width=135)
                                                 
Conds:RS_38._col4=RS_39._col0(Inner),Output:["_col1","_col4","_col6","_col7","_col9","_col10","_col18"]
-                                              <-Map 21 [SIMPLE_EDGE]
+                                              <-Map 20 [SIMPLE_EDGE]
                                                 SHUFFLE [RS_39]
                                                   PartitionCols:_col0
-                                                  Select Operator [SEL_25] 
(rows=462000 width=1436)
+                                                  Select Operator [SEL_22] 
(rows=462000 width=1436)
                                                     Output:["_col0","_col1"]
-                                                    Filter Operator [FIL_130] 
(rows=462000 width=1436)
+                                                    Filter Operator [FIL_128] 
(rows=462000 width=1436)
                                                       predicate:i_item_sk is 
not null
-                                                      TableScan [TS_23] 
(rows=462000 width=1436)
+                                                      TableScan [TS_20] 
(rows=462000 width=1436)
                                                         
default@item,item,Tbl:COMPLETE,Col:NONE,Output:["i_item_sk","i_item_desc"]
-                                              <-Reducer 15 [SIMPLE_EDGE]
+                                              <-Reducer 13 [SIMPLE_EDGE]
                                                 SHUFFLE [RS_38]
                                                   PartitionCols:_col4
-                                                  Merge Join Operator 
[MERGEJOIN_137] (rows=421645953 width=135)
+                                                  Merge Join Operator 
[MERGEJOIN_136] (rows=421645953 width=135)
                                                     
Conds:RS_35._col5=RS_36._col0(Left 
Outer),Output:["_col1","_col4","_col6","_col7","_col9","_col10"]
-                                                  <-Map 20 [SIMPLE_EDGE]
+                                                  <-Map 19 [SIMPLE_EDGE]
                                                     SHUFFLE [RS_36]
                                                       PartitionCols:_col0
-                                                      Select Operator [SEL_22] 
(rows=2300 width=1179)
+                                                      Select Operator [SEL_19] 
(rows=2300 width=1179)
                                                         Output:["_col0"]
-                                                        TableScan [TS_21] 
(rows=2300 width=1179)
+                                                        TableScan [TS_18] 
(rows=2300 width=1179)
                                                           
default@promotion,promotion,Tbl:COMPLETE,Col:NONE,Output:["p_promo_sk"]
-                                                  <-Reducer 14 [SIMPLE_EDGE]
+                                                  <-Reducer 12 [SIMPLE_EDGE]
                                                     SHUFFLE [RS_35]
                                                       PartitionCols:_col5
-                                                      Merge Join Operator 
[MERGEJOIN_136] (rows=383314495 width=135)
+                                                      Merge Join Operator 
[MERGEJOIN_135] (rows=383314495 width=135)
                                                         
Conds:RS_32._col3=RS_33._col0(Inner),Output:["_col1","_col4","_col5","_col6","_col7","_col9","_col10"]
-                                                      <-Map 19 [SIMPLE_EDGE]
+                                                      <-Map 18 [SIMPLE_EDGE]
                                                         SHUFFLE [RS_33]
                                                           PartitionCols:_col0
-                                                          Select Operator 
[SEL_20] (rows=3600 width=107)
+                                                          Select Operator 
[SEL_17] (rows=3600 width=107)
                                                             Output:["_col0"]
-                                                            Filter Operator 
[FIL_128] (rows=3600 width=107)
+                                                            Filter Operator 
[FIL_126] (rows=3600 width=107)
                                                               
predicate:((hd_buy_potential = '1001-5000') and hd_demo_sk is not null)
-                                                              TableScan 
[TS_18] (rows=7200 width=107)
+                                                              TableScan 
[TS_15] (rows=7200 width=107)
                                                                 
default@household_demographics,household_demographics,Tbl:COMPLETE,Col:NONE,Output:["hd_demo_sk","hd_buy_potential"]
-                                                      <-Reducer 13 
[SIMPLE_EDGE]
+                                                      <-Reducer 11 
[SIMPLE_EDGE]
                                                         SHUFFLE [RS_32]
                                                           PartitionCols:_col3
-                                                          Merge Join Operator 
[MERGEJOIN_135] (rows=348467716 width=135)
+                                                          Merge Join Operator 
[MERGEJOIN_134] (rows=348467716 width=135)
                                                             
Conds:RS_29._col2=RS_30._col0(Inner),Output:["_col1","_col3","_col4","_col5","_col6","_col7","_col9","_col10"]
-                                                          <-Map 18 
[SIMPLE_EDGE]
+                                                          <-Map 17 
[SIMPLE_EDGE]
                                                             SHUFFLE [RS_30]
                                                               
PartitionCols:_col0
-                                                              Select Operator 
[SEL_17] (rows=930900 width=385)
+                                                              Select Operator 
[SEL_14] (rows=930900 width=385)
                                                                 
Output:["_col0"]
-                                                                Filter 
Operator [FIL_127] (rows=930900 width=385)
+                                                                Filter 
Operator [FIL_125] (rows=930900 width=385)
                                                                   
predicate:((cd_marital_status = 'M') and cd_demo_sk is not null)
-                                                                  TableScan 
[TS_15] (rows=1861800 width=385)
+                                                                  TableScan 
[TS_12] (rows=1861800 width=385)
                                                                     
default@customer_demographics,customer_demographics,Tbl:COMPLETE,Col:NONE,Output:["cd_demo_sk","cd_marital_status"]
-                                                          <-Reducer 12 
[SIMPLE_EDGE]
+                                                          <-Reducer 10 
[SIMPLE_EDGE]
                                                             SHUFFLE [RS_29]
                                                               
PartitionCols:_col2
-                                                              Merge Join 
Operator [MERGEJOIN_134] (rows=316788826 width=135)
+                                                              Merge Join 
Operator [MERGEJOIN_133] (rows=316788826 width=135)
                                                                 
Conds:RS_26._col0=RS_27._col0(Inner),Output:["_col1","_col2","_col3","_col4","_col5","_col6","_col7","_col9","_col10"]
-                                                              <-Map 11 
[SIMPLE_EDGE]
-                                                                SHUFFLE [RS_26]
-                                                                  
PartitionCols:_col0
-                                                                  Select 
Operator [SEL_11] (rows=287989836 width=135)
-                                                                    
Output:["_col0","_col1","_col2","_col3","_col4","_col5","_col6","_col7"]
-                                                                    Filter 
Operator [FIL_125] (rows=287989836 width=135)
-                                                                      
predicate:(cs_item_sk is not null and cs_bill_cdemo_sk is not null and 
cs_bill_hdemo_sk is not null and cs_sold_date_sk is not null and 
cs_ship_date_sk is not null)
-                                                                      
TableScan [TS_9] (rows=287989836 width=135)
-                                                                        
default@catalog_sales,catalog_sales,Tbl:COMPLETE,Col:NONE,Output:["cs_sold_date_sk","cs_ship_date_sk","cs_bill_cdemo_sk","cs_bill_hdemo_sk","cs_item_sk","cs_promo_sk","cs_order_number","cs_quantity"]
-                                                              <-Map 17 
[SIMPLE_EDGE]
+                                                              <-Map 16 
[SIMPLE_EDGE]
                                                                 SHUFFLE [RS_27]
                                                                   
PartitionCols:_col0
-                                                                  Select 
Operator [SEL_14] (rows=36524 width=1119)
+                                                                  Select 
Operator [SEL_11] (rows=36524 width=1119)
                                                                     
Output:["_col0","_col1","_col2"]
-                                                                    Filter 
Operator [FIL_126] (rows=36524 width=1119)
+                                                                    Filter 
Operator [FIL_124] (rows=36524 width=1119)
                                                                       
predicate:((d_year = 2001) and d_date_sk is not null and d_week_seq is not null)
-                                                                      
TableScan [TS_12] (rows=73049 width=1119)
+                                                                      
TableScan [TS_9] (rows=73049 width=1119)
                                                                         
default@date_dim,d1,Tbl:COMPLETE,Col:NONE,Output:["d_date_sk","d_date","d_week_seq","d_year"]
-                                        <-Reducer 6 [SIMPLE_EDGE]
-                                          SHUFFLE [RS_51]
-                                            PartitionCols:_col1
-                                            Merge Join Operator 
[MERGEJOIN_133] (rows=41342400 width=15)
-                                              
Conds:RS_48._col2=RS_49._col0(Inner),Output:["_col0","_col1","_col3","_col5"]
-                                            <-Map 10 [SIMPLE_EDGE]
-                                              SHUFFLE [RS_49]
-                                                PartitionCols:_col0
-                                                Select Operator [SEL_8] 
(rows=27 width=1029)
-                                                  Output:["_col0","_col1"]
-                                                  Filter Operator [FIL_124] 
(rows=27 width=1029)
-                                                    predicate:w_warehouse_sk 
is not null
-                                                    TableScan [TS_6] (rows=27 
width=1029)
-                                                      
default@warehouse,warehouse,Tbl:COMPLETE,Col:NONE,Output:["w_warehouse_sk","w_warehouse_name"]
-                                            <-Map 5 [SIMPLE_EDGE]
-                                              SHUFFLE [RS_48]
-                                                PartitionCols:_col2
-                                                Select Operator [SEL_5] 
(rows=37584000 width=15)
-                                                  
Output:["_col0","_col1","_col2","_col3"]
-                                                  Filter Operator [FIL_123] 
(rows=37584000 width=15)
-                                                    predicate:(inv_item_sk is 
not null and inv_warehouse_sk is not null and inv_date_sk is not null)
-                                                    TableScan [TS_3] 
(rows=37584000 width=15)
-                                                      
default@inventory,inventory,Tbl:COMPLETE,Col:NONE,Output:["inv_date_sk","inv_item_sk","inv_warehouse_sk","inv_quantity_on_hand"]
+                                                              <-Map 9 
[SIMPLE_EDGE]
+                                                                SHUFFLE [RS_26]
+                                                                  
PartitionCols:_col0
+                                                                  Select 
Operator [SEL_8] (rows=287989836 width=135)
+                                                                    
Output:["_col0","_col1","_col2","_col3","_col4","_col5","_col6","_col7"]
+                                                                    Filter 
Operator [FIL_123] (rows=287989836 width=135)
+                                                                      
predicate:(cs_item_sk is not null and cs_bill_cdemo_sk is not null and 
cs_bill_hdemo_sk is not null and cs_sold_date_sk is not null and 
cs_ship_date_sk is not null)
+                                                                      
TableScan [TS_6] (rows=287989836 width=135)
+                                                                        
default@catalog_sales,catalog_sales,Tbl:COMPLETE,Col:NONE,Output:["cs_sold_date_sk","cs_ship_date_sk","cs_bill_cdemo_sk","cs_bill_hdemo_sk","cs_item_sk","cs_promo_sk","cs_order_number","cs_quantity"]
+                                  <-Reducer 2 [SIMPLE_EDGE]
+                                    SHUFFLE [RS_52]
+                                      PartitionCols:_col1
+                                      Merge Join Operator [MERGEJOIN_132] 
(rows=41342400 width=15)
+                                        
Conds:RS_49._col2=RS_50._col0(Inner),Output:["_col0","_col1","_col3","_col5"]
+                                      <-Map 1 [SIMPLE_EDGE]
+                                        SHUFFLE [RS_49]
+                                          PartitionCols:_col2
+                                          Select Operator [SEL_2] 
(rows=37584000 width=15)
+                                            
Output:["_col0","_col1","_col2","_col3"]
+                                            Filter Operator [FIL_121] 
(rows=37584000 width=15)
+                                              predicate:(inv_item_sk is not 
null and inv_warehouse_sk is not null and inv_date_sk is not null)
+                                              TableScan [TS_0] (rows=37584000 
width=15)
+                                                
default@inventory,inventory,Tbl:COMPLETE,Col:NONE,Output:["inv_date_sk","inv_item_sk","inv_warehouse_sk","inv_quantity_on_hand"]
+                                      <-Map 8 [SIMPLE_EDGE]
+                                        SHUFFLE [RS_50]
+                                          PartitionCols:_col0
+                                          Select Operator [SEL_5] (rows=27 
width=1029)
+                                            Output:["_col0","_col1"]
+                                            Filter Operator [FIL_122] (rows=27 
width=1029)
+                                              predicate:w_warehouse_sk is not 
null
+                                              TableScan [TS_3] (rows=27 
width=1029)
+                                                
default@warehouse,warehouse,Tbl:COMPLETE,Col:NONE,Output:["w_warehouse_sk","w_warehouse_name"]
 

http://git-wip-us.apache.org/repos/asf/hive/blob/ff30a1eb/ql/src/test/results/clientpositive/perf/query85.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/perf/query85.q.out 
b/ql/src/test/results/clientpositive/perf/query85.q.out
index f188fa2..ebc4ac4 100644
--- a/ql/src/test/results/clientpositive/perf/query85.q.out
+++ b/ql/src/test/results/clientpositive/perf/query85.q.out
@@ -197,9 +197,9 @@ Stage-0
                   SHUFFLE [RS_49]
                     PartitionCols:_col0
                     Group By Operator [GBY_48] (rows=2047980 width=385)
-                      
Output:["_col0","_col1","_col2","_col3"],aggregations:["avg(_col5)","avg(_col17)","avg(_col16)"],keys:_col19
+                      
Output:["_col0","_col1","_col2","_col3"],aggregations:["avg(_col12)","avg(_col7)","avg(_col6)"],keys:_col22
                       Merge Join Operator [MERGEJOIN_106] (rows=2047980 
width=385)
-                        Conds:RS_44._col13, _col24, _col25=RS_45._col0, _col1, 
_col2(Inner),Output:["_col5","_col16","_col17","_col19"]
+                        Conds:RS_44._col3, _col24, _col25=RS_45._col0, _col1, 
_col2(Inner),Output:["_col6","_col7","_col12","_col22"]
                       <-Map 16 [SIMPLE_EDGE]
                         SHUFFLE [RS_45]
                           PartitionCols:_col0, _col1, _col2
@@ -211,90 +211,90 @@ Stage-0
                                 
default@customer_demographics,cd1,Tbl:COMPLETE,Col:NONE,Output:["cd_demo_sk","cd_marital_status","cd_education_status"]
                       <-Reducer 7 [SIMPLE_EDGE]
                         SHUFFLE [RS_44]
-                          PartitionCols:_col13, _col24, _col25
+                          PartitionCols:_col3, _col24, _col25
                           Filter Operator [FIL_43] (rows=393687 width=135)
-                            predicate:(((_col24 = 'M') and (_col25 = '4 yr 
Degree') and _col6 BETWEEN 100 AND 150) or ((_col24 = 'D') and (_col25 = 
'Primary') and _col6 BETWEEN 50 AND 100) or ((_col24 = 'U') and (_col25 = 
'Advanced Degree') and _col6 BETWEEN 150 AND 200))
-                            Merge Join Operator [MERGEJOIN_105] (rows=4724247 
width=135)
-                              
Conds:RS_40._col11=RS_41._col0(Inner),Output:["_col5","_col6","_col13","_col16","_col17","_col19","_col24","_col25"]
+                            predicate:(((_col24 = 'M') and (_col25 = '4 yr 
Degree') and _col13 BETWEEN 100 AND 150) or ((_col24 = 'D') and (_col25 = 
'Primary') and _col13 BETWEEN 50 AND 100) or ((_col24 = 'U') and (_col25 = 
'Advanced Degree') and _col13 BETWEEN 150 AND 200))
+                            Merge Join Operator [MERGEJOIN_105] (rows=4724246 
width=135)
+                              
Conds:RS_40._col1=RS_41._col0(Inner),Output:["_col3","_col6","_col7","_col12","_col13","_col22","_col24","_col25"]
                             <-Map 16 [SIMPLE_EDGE]
                               SHUFFLE [RS_41]
                                 PartitionCols:_col0
                                  Please refer to the previous Select Operator 
[SEL_20]
                             <-Reducer 6 [SIMPLE_EDGE]
                               SHUFFLE [RS_40]
-                                PartitionCols:_col11
-                                Filter Operator [FIL_39] (rows=4294770 
width=135)
-                                  predicate:(((_col21) IN ('KY', 'GA', 'NM') 
and _col7 BETWEEN 100 AND 200) or ((_col21) IN ('MT', 'OR', 'IN') and _col7 
BETWEEN 150 AND 300) or ((_col21) IN ('WI', 'MO', 'WV') and _col7 BETWEEN 50 
AND 250))
-                                  Merge Join Operator [MERGEJOIN_104] 
(rows=25768635 width=135)
-                                    
Conds:RS_36._col12=RS_37._col0(Inner),Output:["_col5","_col6","_col7","_col11","_col13","_col16","_col17","_col19","_col21"]
-                                  <-Map 15 [SIMPLE_EDGE]
-                                    SHUFFLE [RS_37]
-                                      PartitionCols:_col0
-                                      Select Operator [SEL_17] (rows=10000000 
width=1014)
-                                        Output:["_col0","_col1"]
-                                        Filter Operator [FIL_97] 
(rows=10000000 width=1014)
-                                          predicate:((ca_state) IN ('KY', 
'GA', 'NM', 'MT', 'OR', 'IN', 'WI', 'MO', 'WV') and (ca_country = 'United 
States') and ca_address_sk is not null)
-                                          TableScan [TS_15] (rows=40000000 
width=1014)
-                                            
default@customer_address,customer_address,Tbl:COMPLETE,Col:NONE,Output:["ca_address_sk","ca_state","ca_country"]
-                                  <-Reducer 5 [SIMPLE_EDGE]
-                                    SHUFFLE [RS_36]
-                                      PartitionCols:_col12
-                                      Merge Join Operator [MERGEJOIN_103] 
(rows=23426032 width=135)
-                                        
Conds:RS_33._col14=RS_34._col0(Inner),Output:["_col5","_col6","_col7","_col11","_col12","_col13","_col16","_col17","_col19"]
-                                      <-Map 14 [SIMPLE_EDGE]
-                                        SHUFFLE [RS_34]
-                                          PartitionCols:_col0
-                                          Select Operator [SEL_14] (rows=72 
width=200)
-                                            Output:["_col0","_col1"]
-                                            Filter Operator [FIL_96] (rows=72 
width=200)
-                                              predicate:r_reason_sk is not null
-                                              TableScan [TS_12] (rows=72 
width=200)
-                                                
default@reason,reason,Tbl:COMPLETE,Col:NONE,Output:["r_reason_sk","r_reason_desc"]
-                                      <-Reducer 4 [SIMPLE_EDGE]
-                                        SHUFFLE [RS_33]
-                                          PartitionCols:_col14
-                                          Merge Join Operator [MERGEJOIN_102] 
(rows=21296393 width=135)
-                                            Conds:RS_30._col2, 
_col4=RS_31._col0, 
_col5(Inner),Output:["_col5","_col6","_col7","_col11","_col12","_col13","_col14","_col16","_col17"]
-                                          <-Map 13 [SIMPLE_EDGE]
-                                            SHUFFLE [RS_31]
-                                              PartitionCols:_col0, _col5
-                                              Select Operator [SEL_11] 
(rows=14398467 width=92)
-                                                
Output:["_col0","_col1","_col2","_col3","_col4","_col5","_col6","_col7"]
-                                                Filter Operator [FIL_95] 
(rows=14398467 width=92)
-                                                  predicate:(wr_item_sk is not 
null and wr_order_number is not null and wr_refunded_cdemo_sk is not null and 
wr_returning_cdemo_sk is not null and wr_refunded_addr_sk is not null and 
wr_reason_sk is not null)
-                                                  TableScan [TS_9] 
(rows=14398467 width=92)
-                                                    
default@web_returns,web_returns,Tbl:COMPLETE,Col:NONE,Output:["wr_item_sk","wr_refunded_cdemo_sk","wr_refunded_addr_sk","wr_returning_cdemo_sk","wr_reason_sk","wr_order_number","wr_fee","wr_refunded_cash"]
-                                          <-Reducer 3 [SIMPLE_EDGE]
-                                            SHUFFLE [RS_30]
-                                              PartitionCols:_col2, _col4
+                                PartitionCols:_col1
+                                Merge Join Operator [MERGEJOIN_104] 
(rows=4294769 width=135)
+                                  
Conds:RS_37._col4=RS_38._col0(Inner),Output:["_col1","_col3","_col6","_col7","_col12","_col13","_col22"]
+                                <-Map 15 [SIMPLE_EDGE]
+                                  SHUFFLE [RS_38]
+                                    PartitionCols:_col0
+                                    Select Operator [SEL_17] (rows=72 
width=200)
+                                      Output:["_col0","_col1"]
+                                      Filter Operator [FIL_97] (rows=72 
width=200)
+                                        predicate:r_reason_sk is not null
+                                        TableScan [TS_15] (rows=72 width=200)
+                                          
default@reason,reason,Tbl:COMPLETE,Col:NONE,Output:["r_reason_sk","r_reason_desc"]
+                                <-Reducer 5 [SIMPLE_EDGE]
+                                  SHUFFLE [RS_37]
+                                    PartitionCols:_col4
+                                    Merge Join Operator [MERGEJOIN_103] 
(rows=3904336 width=135)
+                                      
Conds:RS_34._col8=RS_35._col0(Inner),Output:["_col1","_col3","_col4","_col6","_col7","_col12","_col13"]
+                                    <-Map 14 [SIMPLE_EDGE]
+                                      SHUFFLE [RS_35]
+                                        PartitionCols:_col0
+                                        Select Operator [SEL_14] (rows=36524 
width=1119)
+                                          Output:["_col0"]
+                                          Filter Operator [FIL_96] (rows=36524 
width=1119)
+                                            predicate:((d_year = 1998) and 
d_date_sk is not null)
+                                            TableScan [TS_12] (rows=73049 
width=1119)
+                                              
default@date_dim,date_dim,Tbl:COMPLETE,Col:NONE,Output:["d_date_sk","d_year"]
+                                    <-Reducer 4 [SIMPLE_EDGE]
+                                      SHUFFLE [RS_34]
+                                        PartitionCols:_col8
+                                        Merge Join Operator [MERGEJOIN_102] 
(rows=3549397 width=135)
+                                          
Conds:RS_31._col10=RS_32._col0(Inner),Output:["_col1","_col3","_col4","_col6","_col7","_col8","_col12","_col13"]
+                                        <-Map 13 [SIMPLE_EDGE]
+                                          SHUFFLE [RS_32]
+                                            PartitionCols:_col0
+                                            Select Operator [SEL_11] 
(rows=4602 width=585)
+                                              Output:["_col0"]
+                                              Filter Operator [FIL_95] 
(rows=4602 width=585)
+                                                predicate:wp_web_page_sk is 
not null
+                                                TableScan [TS_9] (rows=4602 
width=585)
+                                                  
default@web_page,web_page,Tbl:COMPLETE,Col:NONE,Output:["wp_web_page_sk"]
+                                        <-Reducer 3 [SIMPLE_EDGE]
+                                          SHUFFLE [RS_31]
+                                            PartitionCols:_col10
+                                            Filter Operator [FIL_30] 
(rows=3226725 width=135)
+                                              predicate:(((_col16) IN ('KY', 
'GA', 'NM') and _col14 BETWEEN 100 AND 200) or ((_col16) IN ('MT', 'OR', 'IN') 
and _col14 BETWEEN 150 AND 300) or ((_col16) IN ('WI', 'MO', 'WV') and _col14 
BETWEEN 50 AND 250))
                                               Merge Join Operator 
[MERGEJOIN_101] (rows=19360357 width=135)
-                                                
Conds:RS_27._col1=RS_28._col0(Inner),Output:["_col2","_col4","_col5","_col6","_col7"]
+                                                
Conds:RS_27._col2=RS_28._col0(Inner),Output:["_col1","_col3","_col4","_col6","_col7","_col8","_col10","_col12","_col13","_col14","_col16"]
                                               <-Map 12 [SIMPLE_EDGE]
                                                 SHUFFLE [RS_28]
                                                   PartitionCols:_col0
-                                                  Select Operator [SEL_8] 
(rows=36524 width=1119)
-                                                    Output:["_col0"]
-                                                    Filter Operator [FIL_94] 
(rows=36524 width=1119)
-                                                      predicate:((d_year = 
1998) and d_date_sk is not null)
-                                                      TableScan [TS_6] 
(rows=73049 width=1119)
-                                                        
default@date_dim,date_dim,Tbl:COMPLETE,Col:NONE,Output:["d_date_sk","d_year"]
+                                                  Select Operator [SEL_8] 
(rows=10000000 width=1014)
+                                                    Output:["_col0","_col1"]
+                                                    Filter Operator [FIL_94] 
(rows=10000000 width=1014)
+                                                      predicate:((ca_state) IN 
('KY', 'GA', 'NM', 'MT', 'OR', 'IN', 'WI', 'MO', 'WV') and (ca_country = 
'United States') and ca_address_sk is not null)
+                                                      TableScan [TS_6] 
(rows=40000000 width=1014)
+                                                        
default@customer_address,customer_address,Tbl:COMPLETE,Col:NONE,Output:["ca_address_sk","ca_state","ca_country"]
                                               <-Reducer 2 [SIMPLE_EDGE]
                                                 SHUFFLE [RS_27]
-                                                  PartitionCols:_col1
+                                                  PartitionCols:_col2
                                                   Merge Join Operator 
[MERGEJOIN_100] (rows=17600325 width=135)
-                                                    
Conds:RS_24._col0=RS_25._col2(Inner),Output:["_col1","_col2","_col4","_col5","_col6","_col7"]
+                                                    Conds:RS_24._col0, 
_col5=RS_25._col1, 
_col3(Inner),Output:["_col1","_col2","_col3","_col4","_col6","_col7","_col8","_col10","_col12","_col13","_col14"]
                                                   <-Map 1 [SIMPLE_EDGE]
                                                     SHUFFLE [RS_24]
-                                                      PartitionCols:_col0
-                                                      Select Operator [SEL_2] 
(rows=4602 width=585)
-                                                        Output:["_col0"]
-                                                        Filter Operator 
[FIL_92] (rows=4602 width=585)
-                                                          
predicate:wp_web_page_sk is not null
-                                                          TableScan [TS_0] 
(rows=4602 width=585)
-                                                            
default@web_page,web_page,Tbl:COMPLETE,Col:NONE,Output:["wp_web_page_sk"]
+                                                      PartitionCols:_col0, 
_col5
+                                                      Select Operator [SEL_2] 
(rows=14398467 width=92)
+                                                        
Output:["_col0","_col1","_col2","_col3","_col4","_col5","_col6","_col7"]
+                                                        Filter Operator 
[FIL_92] (rows=14398467 width=92)
+                                                          
predicate:(wr_item_sk is not null and wr_order_number is not null and 
wr_refunded_cdemo_sk is not null and wr_returning_cdemo_sk is not null and 
wr_refunded_addr_sk is not null and wr_reason_sk is not null)
+                                                          TableScan [TS_0] 
(rows=14398467 width=92)
+                                                            
default@web_returns,web_returns,Tbl:COMPLETE,Col:NONE,Output:["wr_item_sk","wr_refunded_cdemo_sk","wr_refunded_addr_sk","wr_returning_cdemo_sk","wr_reason_sk","wr_order_number","wr_fee","wr_refunded_cash"]
                                                   <-Map 11 [SIMPLE_EDGE]
                                                     SHUFFLE [RS_25]
-                                                      PartitionCols:_col2
+                                                      PartitionCols:_col1, 
_col3
                                                       Select Operator [SEL_5] 
(rows=16000296 width=135)
                                                         
Output:["_col0","_col1","_col2","_col3","_col4","_col5","_col6"]
                                                         Filter Operator 
[FIL_93] (rows=16000296 width=135)

http://git-wip-us.apache.org/repos/asf/hive/blob/ff30a1eb/ql/src/test/results/clientpositive/spark/annotate_stats_join.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/spark/annotate_stats_join.q.out 
b/ql/src/test/results/clientpositive/spark/annotate_stats_join.q.out
index cd24cbb..02d1605 100644
--- a/ql/src/test/results/clientpositive/spark/annotate_stats_join.q.out
+++ b/ql/src/test/results/clientpositive/spark/annotate_stats_join.q.out
@@ -252,10 +252,10 @@ STAGE PLANS:
                   0 _col0 (type: string), _col1 (type: int)
                   1 _col1 (type: string), _col0 (type: int)
                 outputColumnNames: _col0, _col1, _col2, _col3, _col4
-                Statistics: Num rows: 8 Data size: 1552 Basic stats: COMPLETE 
Column stats: COMPLETE
+                Statistics: Num rows: 48 Data size: 9312 Basic stats: COMPLETE 
Column stats: COMPLETE
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 8 Data size: 1552 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 48 Data size: 9312 Basic stats: 
COMPLETE Column stats: COMPLETE
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -326,10 +326,10 @@ STAGE PLANS:
                   0 _col0 (type: string), _col1 (type: int)
                   1 _col1 (type: string), _col0 (type: int)
                 outputColumnNames: _col0, _col1, _col2, _col3, _col4
-                Statistics: Num rows: 8 Data size: 1552 Basic stats: COMPLETE 
Column stats: COMPLETE
+                Statistics: Num rows: 48 Data size: 9312 Basic stats: COMPLETE 
Column stats: COMPLETE
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 8 Data size: 1552 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 48 Data size: 9312 Basic stats: 
COMPLETE Column stats: COMPLETE
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -400,10 +400,10 @@ STAGE PLANS:
                   0 _col0 (type: string), _col1 (type: int)
                   1 _col1 (type: string), _col0 (type: int)
                 outputColumnNames: _col0, _col1, _col2, _col3, _col4
-                Statistics: Num rows: 8 Data size: 1552 Basic stats: COMPLETE 
Column stats: COMPLETE
+                Statistics: Num rows: 48 Data size: 9312 Basic stats: COMPLETE 
Column stats: COMPLETE
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 8 Data size: 1552 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 48 Data size: 9312 Basic stats: 
COMPLETE Column stats: COMPLETE
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -684,10 +684,10 @@ STAGE PLANS:
                   1 _col1 (type: string), _col0 (type: int)
                   2 _col0 (type: string), _col1 (type: int)
                 outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, 
_col6, _col7, _col8
-                Statistics: Num rows: 1 Data size: 296 Basic stats: COMPLETE 
Column stats: COMPLETE
+                Statistics: Num rows: 64 Data size: 18944 Basic stats: 
COMPLETE Column stats: COMPLETE
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 1 Data size: 296 Basic stats: COMPLETE 
Column stats: COMPLETE
+                  Statistics: Num rows: 64 Data size: 18944 Basic stats: 
COMPLETE Column stats: COMPLETE
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -752,10 +752,10 @@ STAGE PLANS:
                   0 _col0 (type: string), _col1 (type: int)
                   1 _col1 (type: string), _col0 (type: int)
                 outputColumnNames: _col0, _col1, _col2, _col3, _col4
-                Statistics: Num rows: 48 Data size: 5607 Basic stats: COMPLETE 
Column stats: COMPLETE
+                Statistics: Num rows: 48 Data size: 9312 Basic stats: COMPLETE 
Column stats: COMPLETE
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 48 Data size: 5607 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 48 Data size: 9312 Basic stats: 
COMPLETE Column stats: COMPLETE
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -831,10 +831,10 @@ STAGE PLANS:
                   0 _col0 (type: string), _col1 (type: int)
                   1 _col0 (type: string), _col1 (type: int)
                 outputColumnNames: _col0, _col1, _col2
-                Statistics: Num rows: 4 Data size: 396 Basic stats: COMPLETE 
Column stats: COMPLETE
+                Statistics: Num rows: 24 Data size: 2376 Basic stats: COMPLETE 
Column stats: COMPLETE
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 4 Data size: 396 Basic stats: COMPLETE 
Column stats: COMPLETE
+                  Statistics: Num rows: 24 Data size: 2376 Basic stats: 
COMPLETE Column stats: COMPLETE
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -899,10 +899,10 @@ STAGE PLANS:
                   0 _col0 (type: string), _col1 (type: int)
                   1 _col1 (type: string), _col0 (type: int)
                 outputColumnNames: _col0, _col1, _col2, _col3, _col4
-                Statistics: Num rows: 8 Data size: 1552 Basic stats: COMPLETE 
Column stats: COMPLETE
+                Statistics: Num rows: 48 Data size: 9312 Basic stats: COMPLETE 
Column stats: COMPLETE
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 8 Data size: 1552 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 48 Data size: 9312 Basic stats: 
COMPLETE Column stats: COMPLETE
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -967,10 +967,10 @@ STAGE PLANS:
                   0 _col0 (type: string), _col1 (type: int)
                   1 _col1 (type: string), _col0 (type: int)
                 outputColumnNames: _col0, _col1, _col2, _col3, _col4
-                Statistics: Num rows: 54 Data size: 1746 Basic stats: COMPLETE 
Column stats: COMPLETE
+                Statistics: Num rows: 54 Data size: 9506 Basic stats: COMPLETE 
Column stats: COMPLETE
                 File Output Operator
                   compressed: false
-                  Statistics: Num rows: 54 Data size: 1746 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 54 Data size: 9506 Basic stats: 
COMPLETE Column stats: COMPLETE
                   table:
                       input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                       output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat

http://git-wip-us.apache.org/repos/asf/hive/blob/ff30a1eb/ql/src/test/results/clientpositive/spark/join_alt_syntax.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/spark/join_alt_syntax.q.out 
b/ql/src/test/results/clientpositive/spark/join_alt_syntax.q.out
index f1728ce..b1ee89c 100644
--- a/ql/src/test/results/clientpositive/spark/join_alt_syntax.q.out
+++ b/ql/src/test/results/clientpositive/spark/join_alt_syntax.q.out
@@ -390,9 +390,9 @@ STAGE PLANS:
   Stage: Stage-1
     Spark
       Edges:
-        Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 2), Map 5 (PARTITION-LEVEL 
SORT, 2)
-        Reducer 3 <- Map 6 (PARTITION-LEVEL SORT, 2), Reducer 2 
(PARTITION-LEVEL SORT, 2)
-        Reducer 4 <- Map 7 (PARTITION-LEVEL SORT, 2), Reducer 3 
(PARTITION-LEVEL SORT, 2)
+        Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 2), Map 4 (PARTITION-LEVEL 
SORT, 2)
+        Reducer 3 <- Reducer 2 (PARTITION-LEVEL SORT, 2), Reducer 6 
(PARTITION-LEVEL SORT, 2)
+        Reducer 6 <- Map 5 (PARTITION-LEVEL SORT, 2), Map 7 (PARTITION-LEVEL 
SORT, 2)
 #### A masked pattern was here ####
       Vertices:
         Map 1 
@@ -408,115 +408,117 @@ STAGE PLANS:
                       outputColumnNames: _col0, _col1
                       Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                       Reduce Output Operator
-                        key expressions: _col1 (type: string), _col0 (type: 
int)
-                        sort order: ++
-                        Map-reduce partition columns: _col1 (type: string), 
_col0 (type: int)
+                        key expressions: _col0 (type: int)
+                        sort order: +
+                        Map-reduce partition columns: _col0 (type: int)
                         Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
-        Map 5 
+                        value expressions: _col1 (type: string)
+        Map 4 
             Map Operator Tree:
                 TableScan
-                  alias: p2
+                  alias: p4
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                   Filter Operator
-                    predicate: (p_name is not null and p_partkey is not null) 
(type: boolean)
+                    predicate: p_partkey is not null (type: boolean)
                     Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                     Select Operator
                       expressions: p_partkey (type: int), p_name (type: string)
                       outputColumnNames: _col0, _col1
                       Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                       Reduce Output Operator
-                        key expressions: _col1 (type: string), _col0 (type: 
int)
-                        sort order: ++
-                        Map-reduce partition columns: _col1 (type: string), 
_col0 (type: int)
+                        key expressions: _col0 (type: int)
+                        sort order: +
+                        Map-reduce partition columns: _col0 (type: int)
                         Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
-        Map 6 
+                        value expressions: _col1 (type: string)
+        Map 5 
             Map Operator Tree:
                 TableScan
-                  alias: p3
+                  alias: p2
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                   Filter Operator
-                    predicate: p_name is not null (type: boolean)
+                    predicate: (p_name is not null and p_partkey is not null) 
(type: boolean)
                     Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                     Select Operator
-                      expressions: p_name (type: string)
-                      outputColumnNames: _col0
+                      expressions: p_partkey (type: int), p_name (type: string)
+                      outputColumnNames: _col0, _col1
                       Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                       Reduce Output Operator
-                        key expressions: _col0 (type: string)
+                        key expressions: _col1 (type: string)
                         sort order: +
-                        Map-reduce partition columns: _col0 (type: string)
+                        Map-reduce partition columns: _col1 (type: string)
                         Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
+                        value expressions: _col0 (type: int)
         Map 7 
             Map Operator Tree:
                 TableScan
-                  alias: p4
+                  alias: p3
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                   Filter Operator
-                    predicate: p_partkey is not null (type: boolean)
+                    predicate: p_name is not null (type: boolean)
                     Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                     Select Operator
-                      expressions: p_partkey (type: int), p_name (type: string)
-                      outputColumnNames: _col0, _col1
+                      expressions: p_name (type: string)
+                      outputColumnNames: _col0
                       Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                       Reduce Output Operator
-                        key expressions: _col0 (type: int)
+                        key expressions: _col0 (type: string)
                         sort order: +
-                        Map-reduce partition columns: _col0 (type: int)
+                        Map-reduce partition columns: _col0 (type: string)
                         Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
-                        value expressions: _col1 (type: string)
         Reducer 2 
             Reduce Operator Tree:
               Join Operator
                 condition map:
                      Inner Join 0 to 1
                 keys:
-                  0 _col1 (type: string), _col0 (type: int)
-                  1 _col1 (type: string), _col0 (type: int)
+                  0 _col0 (type: int)
+                  1 _col0 (type: int)
                 outputColumnNames: _col0, _col1, _col3
                 Statistics: Num rows: 28 Data size: 3461 Basic stats: COMPLETE 
Column stats: NONE
                 Reduce Output Operator
-                  key expressions: _col3 (type: string)
-                  sort order: +
-                  Map-reduce partition columns: _col3 (type: string)
+                  key expressions: _col0 (type: int), _col1 (type: string)
+                  sort order: ++
+                  Map-reduce partition columns: _col0 (type: int), _col1 
(type: string)
                   Statistics: Num rows: 28 Data size: 3461 Basic stats: 
COMPLETE Column stats: NONE
-                  value expressions: _col0 (type: int), _col1 (type: string)
+                  value expressions: _col3 (type: string)
         Reducer 3 
             Reduce Operator Tree:
               Join Operator
                 condition map:
                      Inner Join 0 to 1
                 keys:
-                  0 _col3 (type: string)
-                  1 _col0 (type: string)
-                outputColumnNames: _col0, _col1, _col3, _col4
+                  0 _col0 (type: int), _col1 (type: string)
+                  1 _col0 (type: int), _col1 (type: string)
+                outputColumnNames: _col1, _col3, _col5, _col6
                 Statistics: Num rows: 30 Data size: 3807 Basic stats: COMPLETE 
Column stats: NONE
-                Reduce Output Operator
-                  key expressions: _col0 (type: int)
-                  sort order: +
-                  Map-reduce partition columns: _col0 (type: int)
-                  Statistics: Num rows: 30 Data size: 3807 Basic stats: 
COMPLETE Column stats: NONE
-                  value expressions: _col1 (type: string), _col3 (type: 
string), _col4 (type: string)
-        Reducer 4 
-            Reduce Operator Tree:
-              Join Operator
-                condition map:
-                     Inner Join 0 to 1
-                keys:
-                  0 _col0 (type: int)
-                  1 _col0 (type: int)
-                outputColumnNames: _col1, _col3, _col4, _col6
-                Statistics: Num rows: 33 Data size: 4187 Basic stats: COMPLETE 
Column stats: NONE
                 Select Operator
-                  expressions: _col1 (type: string), _col3 (type: string), 
_col4 (type: string), _col6 (type: string)
+                  expressions: _col1 (type: string), _col5 (type: string), 
_col6 (type: string), _col3 (type: string)
                   outputColumnNames: _col0, _col1, _col2, _col3
-                  Statistics: Num rows: 33 Data size: 4187 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 30 Data size: 3807 Basic stats: 
COMPLETE Column stats: NONE
                   File Output Operator
                     compressed: false
-                    Statistics: Num rows: 33 Data size: 4187 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 30 Data size: 3807 Basic stats: 
COMPLETE Column stats: NONE
                     table:
                         input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                         output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
                         serde: 
org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+        Reducer 6 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                keys:
+                  0 _col1 (type: string)
+                  1 _col0 (type: string)
+                outputColumnNames: _col0, _col1, _col2
+                Statistics: Num rows: 28 Data size: 3461 Basic stats: COMPLETE 
Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int), _col1 (type: string)
+                  sort order: ++
+                  Map-reduce partition columns: _col0 (type: int), _col1 
(type: string)
+                  Statistics: Num rows: 28 Data size: 3461 Basic stats: 
COMPLETE Column stats: NONE
+                  value expressions: _col2 (type: string)
 
   Stage: Stage-0
     Fetch Operator
@@ -542,9 +544,9 @@ STAGE PLANS:
   Stage: Stage-1
     Spark
       Edges:
-        Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 2), Map 5 (PARTITION-LEVEL 
SORT, 2)
-        Reducer 3 <- Map 6 (PARTITION-LEVEL SORT, 2), Reducer 2 
(PARTITION-LEVEL SORT, 2)
-        Reducer 4 <- Map 7 (PARTITION-LEVEL SORT, 2), Reducer 3 
(PARTITION-LEVEL SORT, 2)
+        Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 2), Map 4 (PARTITION-LEVEL 
SORT, 2)
+        Reducer 3 <- Reducer 2 (PARTITION-LEVEL SORT, 2), Reducer 6 
(PARTITION-LEVEL SORT, 2)
+        Reducer 6 <- Map 5 (PARTITION-LEVEL SORT, 2), Map 7 (PARTITION-LEVEL 
SORT, 2)
 #### A masked pattern was here ####
       Vertices:
         Map 1 
@@ -560,115 +562,117 @@ STAGE PLANS:
                       outputColumnNames: _col0, _col1
                       Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                       Reduce Output Operator
-                        key expressions: _col1 (type: string), _col0 (type: 
int)
-                        sort order: ++
-                        Map-reduce partition columns: _col1 (type: string), 
_col0 (type: int)
+                        key expressions: _col0 (type: int)
+                        sort order: +
+                        Map-reduce partition columns: _col0 (type: int)
                         Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
-        Map 5 
+                        value expressions: _col1 (type: string)
+        Map 4 
             Map Operator Tree:
                 TableScan
-                  alias: p2
+                  alias: p4
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                   Filter Operator
-                    predicate: (p_name is not null and p_partkey is not null) 
(type: boolean)
+                    predicate: p_partkey is not null (type: boolean)
                     Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                     Select Operator
                       expressions: p_partkey (type: int), p_name (type: string)
                       outputColumnNames: _col0, _col1
                       Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                       Reduce Output Operator
-                        key expressions: _col1 (type: string), _col0 (type: 
int)
-                        sort order: ++
-                        Map-reduce partition columns: _col1 (type: string), 
_col0 (type: int)
+                        key expressions: _col0 (type: int)
+                        sort order: +
+                        Map-reduce partition columns: _col0 (type: int)
                         Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
-        Map 6 
+                        value expressions: _col1 (type: string)
+        Map 5 
             Map Operator Tree:
                 TableScan
-                  alias: p3
+                  alias: p2
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                   Filter Operator
-                    predicate: p_name is not null (type: boolean)
+                    predicate: (p_name is not null and p_partkey is not null) 
(type: boolean)
                     Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                     Select Operator
-                      expressions: p_name (type: string)
-                      outputColumnNames: _col0
+                      expressions: p_partkey (type: int), p_name (type: string)
+                      outputColumnNames: _col0, _col1
                       Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                       Reduce Output Operator
-                        key expressions: _col0 (type: string)
+                        key expressions: _col1 (type: string)
                         sort order: +
-                        Map-reduce partition columns: _col0 (type: string)
+                        Map-reduce partition columns: _col1 (type: string)
                         Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
+                        value expressions: _col0 (type: int)
         Map 7 
             Map Operator Tree:
                 TableScan
-                  alias: p4
+                  alias: p3
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                   Filter Operator
-                    predicate: p_partkey is not null (type: boolean)
+                    predicate: p_name is not null (type: boolean)
                     Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                     Select Operator
-                      expressions: p_partkey (type: int), p_name (type: string)
-                      outputColumnNames: _col0, _col1
+                      expressions: p_name (type: string)
+                      outputColumnNames: _col0
                       Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                       Reduce Output Operator
-                        key expressions: _col0 (type: int)
+                        key expressions: _col0 (type: string)
                         sort order: +
-                        Map-reduce partition columns: _col0 (type: int)
+                        Map-reduce partition columns: _col0 (type: string)
                         Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
-                        value expressions: _col1 (type: string)
         Reducer 2 
             Reduce Operator Tree:
               Join Operator
                 condition map:
                      Inner Join 0 to 1
                 keys:
-                  0 _col1 (type: string), _col0 (type: int)
-                  1 _col1 (type: string), _col0 (type: int)
+                  0 _col0 (type: int)
+                  1 _col0 (type: int)
                 outputColumnNames: _col0, _col1, _col3
                 Statistics: Num rows: 28 Data size: 3461 Basic stats: COMPLETE 
Column stats: NONE
                 Reduce Output Operator
-                  key expressions: _col3 (type: string)
-                  sort order: +
-                  Map-reduce partition columns: _col3 (type: string)
+                  key expressions: _col0 (type: int), _col1 (type: string)
+                  sort order: ++
+                  Map-reduce partition columns: _col0 (type: int), _col1 
(type: string)
                   Statistics: Num rows: 28 Data size: 3461 Basic stats: 
COMPLETE Column stats: NONE
-                  value expressions: _col0 (type: int), _col1 (type: string)
+                  value expressions: _col3 (type: string)
         Reducer 3 
             Reduce Operator Tree:
               Join Operator
                 condition map:
                      Inner Join 0 to 1
                 keys:
-                  0 _col3 (type: string)
-                  1 _col0 (type: string)
-                outputColumnNames: _col0, _col1, _col3, _col4
+                  0 _col0 (type: int), _col1 (type: string)
+                  1 _col0 (type: int), _col1 (type: string)
+                outputColumnNames: _col1, _col3, _col5, _col6
                 Statistics: Num rows: 30 Data size: 3807 Basic stats: COMPLETE 
Column stats: NONE
-                Reduce Output Operator
-                  key expressions: _col0 (type: int)
-                  sort order: +
-                  Map-reduce partition columns: _col0 (type: int)
-                  Statistics: Num rows: 30 Data size: 3807 Basic stats: 
COMPLETE Column stats: NONE
-                  value expressions: _col1 (type: string), _col3 (type: 
string), _col4 (type: string)
-        Reducer 4 
-            Reduce Operator Tree:
-              Join Operator
-                condition map:
-                     Inner Join 0 to 1
-                keys:
-                  0 _col0 (type: int)
-                  1 _col0 (type: int)
-                outputColumnNames: _col1, _col3, _col4, _col6
-                Statistics: Num rows: 33 Data size: 4187 Basic stats: COMPLETE 
Column stats: NONE
                 Select Operator
-                  expressions: _col1 (type: string), _col3 (type: string), 
_col4 (type: string), _col6 (type: string)
+                  expressions: _col1 (type: string), _col5 (type: string), 
_col6 (type: string), _col3 (type: string)
                   outputColumnNames: _col0, _col1, _col2, _col3
-                  Statistics: Num rows: 33 Data size: 4187 Basic stats: 
COMPLETE Column stats: NONE
+                  Statistics: Num rows: 30 Data size: 3807 Basic stats: 
COMPLETE Column stats: NONE
                   File Output Operator
                     compressed: false
-                    Statistics: Num rows: 33 Data size: 4187 Basic stats: 
COMPLETE Column stats: NONE
+                    Statistics: Num rows: 30 Data size: 3807 Basic stats: 
COMPLETE Column stats: NONE
                     table:
                         input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                         output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
                         serde: 
org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+        Reducer 6 
+            Reduce Operator Tree:
+              Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                keys:
+                  0 _col1 (type: string)
+                  1 _col0 (type: string)
+                outputColumnNames: _col0, _col1, _col2
+                Statistics: Num rows: 28 Data size: 3461 Basic stats: COMPLETE 
Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int), _col1 (type: string)
+                  sort order: ++
+                  Map-reduce partition columns: _col0 (type: int), _col1 
(type: string)
+                  Statistics: Num rows: 28 Data size: 3461 Basic stats: 
COMPLETE Column stats: NONE
+                  value expressions: _col2 (type: string)
 
   Stage: Stage-0
     Fetch Operator

http://git-wip-us.apache.org/repos/asf/hive/blob/ff30a1eb/ql/src/test/results/clientpositive/spark/join_cond_pushdown_2.q.out
----------------------------------------------------------------------
diff --git 
a/ql/src/test/results/clientpositive/spark/join_cond_pushdown_2.q.out 
b/ql/src/test/results/clientpositive/spark/join_cond_pushdown_2.q.out
index c3b805a..c978857 100644
--- a/ql/src/test/results/clientpositive/spark/join_cond_pushdown_2.q.out
+++ b/ql/src/test/results/clientpositive/spark/join_cond_pushdown_2.q.out
@@ -150,30 +150,30 @@ STAGE PLANS:
   Stage: Stage-1
     Spark
       Edges:
-        Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 2), Map 5 (PARTITION-LEVEL 
SORT, 2)
-        Reducer 3 <- Map 6 (PARTITION-LEVEL SORT, 2), Reducer 2 
(PARTITION-LEVEL SORT, 2)
-        Reducer 4 <- Map 7 (PARTITION-LEVEL SORT, 2), Reducer 3 
(PARTITION-LEVEL SORT, 2)
+        Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 2), Map 4 (PARTITION-LEVEL 
SORT, 2)
+        Reducer 3 <- Reducer 2 (PARTITION-LEVEL SORT, 2), Reducer 6 
(PARTITION-LEVEL SORT, 2)
+        Reducer 6 <- Map 5 (PARTITION-LEVEL SORT, 2), Map 7 (PARTITION-LEVEL 
SORT, 2)
 #### A masked pattern was here ####
       Vertices:
         Map 1 
             Map Operator Tree:
                 TableScan
-                  alias: p1
+                  alias: p3
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                   Filter Operator
-                    predicate: (p_name is not null and p_partkey is not null) 
(type: boolean)
+                    predicate: p_name is not null (type: boolean)
                     Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                     Select Operator
                       expressions: p_partkey (type: int), p_name (type: 
string), p_mfgr (type: string), p_brand (type: string), p_type (type: string), 
p_size (type: int), p_container (type: string), p_retailprice (type: double), 
p_comment (type: string)
                       outputColumnNames: _col0, _col1, _col2, _col3, _col4, 
_col5, _col6, _col7, _col8
                       Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                       Reduce Output Operator
-                        key expressions: _col1 (type: string), _col0 (type: 
int)
-                        sort order: ++
-                        Map-reduce partition columns: _col1 (type: string), 
_col0 (type: int)
+                        key expressions: _col1 (type: string)
+                        sort order: +
+                        Map-reduce partition columns: _col1 (type: string)
                         Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
-                        value expressions: _col2 (type: string), _col3 (type: 
string), _col4 (type: string), _col5 (type: int), _col6 (type: string), _col7 
(type: double), _col8 (type: string)
-        Map 5 
+                        value expressions: _col0 (type: int), _col2 (type: 
string), _col3 (type: string), _col4 (type: string), _col5 (type: int), _col6 
(type: string), _col7 (type: double), _col8 (type: string)
+        Map 4 
             Map Operator Tree:
                 TableScan
                   alias: p2
@@ -186,29 +186,29 @@ STAGE PLANS:
                       outputColumnNames: _col0, _col1, _col2, _col3, _col4, 
_col5, _col6, _col7, _col8
                       Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                       Reduce Output Operator
-                        key expressions: _col1 (type: string), _col0 (type: 
int)
-                        sort order: ++
-                        Map-reduce partition columns: _col1 (type: string), 
_col0 (type: int)
+                        key expressions: _col1 (type: string)
+                        sort order: +
+                        Map-reduce partition columns: _col1 (type: string)
                         Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
-                        value expressions: _col2 (type: string), _col3 (type: 
string), _col4 (type: string), _col5 (type: int), _col6 (type: string), _col7 
(type: double), _col8 (type: string)
-        Map 6 
+                        value expressions: _col0 (type: int), _col2 (type: 
string), _col3 (type: string), _col4 (type: string), _col5 (type: int), _col6 
(type: string), _col7 (type: double), _col8 (type: string)
+        Map 5 
             Map Operator Tree:
                 TableScan
-                  alias: p3
+                  alias: p1
                   Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                   Filter Operator
-                    predicate: p_name is not null (type: boolean)
+                    predicate: (p_name is not null and p_partkey is not null) 
(type: boolean)
                     Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                     Select Operator
                       expressions: p_partkey (type: int), p_name (type: 
string), p_mfgr (type: string), p_brand (type: string), p_type (type: string), 
p_size (type: int), p_container (type: string), p_retailprice (type: double), 
p_comment (type: string)
                       outputColumnNames: _col0, _col1, _col2, _col3, _col4, 
_col5, _col6, _col7, _col8
                       Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
                       Reduce Output Operator
-                        key expressions: _col1 (type: string)
+                        key expressions: _col0 (type: int)
                         sort order: +
-                        Map-reduce partition columns: _col1 (type: string)
+                        Map-reduce partition columns: _col0 (type: int)
                         Statistics: Num rows: 26 Data size: 3147 Basic stats: 
COMPLETE Column stats: NONE
-                        value expressions: _col0 (type: int), _col2 (type: 
string), _col3 (type: string), _col4 (type: string), _col5 (type: int), _col6 
(type: string), _col7 (type: double), _col8 (type: string)
+                        value expressions: _col1 (type: string), _col2 (type: 
string), _col3 (type: string), _col4 (type: string), _col5 (type: int), _col6 
(type: string), _col7 (type: double), _col8 (type: string)
         Map 7 
             Map Operator Tree:
                 TableScan
@@ -233,33 +233,38 @@ STAGE PLANS:
                 condition map:
                      Inner Join 0 to 1
                 keys:
-                  0 _col1 (type: string), _col0 (type: int)
-                  1 _col1 (type: string), _col0 (type: int)
+                  0 _col1 (type: string)
+                  1 _col1 (type: string)
                 outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, 
_col6, _col7, _col8, _col9, _col10, _col11, _col12, _col13, _col14, _col15, 
_col16, _col17
                 Statistics: Num rows: 28 Data size: 3461 Basic stats: COMPLETE 
Column stats: NONE
                 Reduce Output Operator
-                  key expressions: _col10 (type: string)
-                  sort order: +
-                  Map-reduce partition columns: _col10 (type: string)
+                  key expressions: _col9 (type: int), _col10 (type: string)
+                  sort order: ++
+                  Map-reduce partition columns: _col9 (type: int), _col10 
(type: string)
                   Statistics: Num rows: 28 Data size: 3461 Basic stats: 
COMPLETE Column stats: NONE
-                  value expressions: _col0 (type: int), _col1 (type: string), 
_col2 (type: string), _col3 (type: string), _col4 (type: string), _col5 (type: 
int), _col6 (type: string), _col7 (type: double), _col8 (type: string), _col9 
(type: int), _col11 (type: string), _col12 (type: string), _col13 (type: 
string), _col14 (type: int), _col15 (type: string), _col16 (type: double), 
_col17 (type: string)
+                  value expressions: _col0 (type: int), _col1 (type: string), 
_col2 (type: string), _col3 (type: string), _col4 (type: string), _col5 (type: 
int), _col6 (type: string), _col7 (type: double), _col8 (type: string), _col11 
(type: string), _col12 (type: string), _col13 (type: string), _col14 (type: 
int), _col15 (type: string), _col16 (type: double), _col17 (type: string)
         Reducer 3 
             Reduce Operator Tree:
               Join Operator
                 condition map:
                      Inner Join 0 to 1
                 keys:
-                  0 _col10 (type: string)
-                  1 _col1 (type: string)
-                outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, 
_col6, _col7, _col8, _col9, _col10, _col11, _col12, _col13, _col14, _col15, 
_col16, _col17, _col18, _col19, _col20, _col21, _col22, _col23, _col24, _col25, 
_col26
+                  0 _col9 (type: int), _col10 (type: string)
+                  1 _col0 (type: int), _col1 (type: string)
+                outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, 
_col6, _col7, _col8, _col9, _col10, _col11, _col12, _col13, _col14, _col15, 
_col16, _col17, _col18, _col19, _col20, _col21, _col22, _col23, _col24, _col25, 
_col26, _col27, _col28, _col29, _col30, _col31, _col32, _col33, _col34, _col35
                 Statistics: Num rows: 30 Data size: 3807 Basic stats: COMPLETE 
Column stats: NONE
-                Reduce Output Operator
-                  key expressions: _col0 (type: int)
-                  sort order: +
-                  Map-reduce partition columns: _col0 (type: int)
+                Select Operator
+                  expressions: _col18 (type: int), _col19 (type: string), 
_col20 (type: string), _col21 (type: string), _col22 (type: string), _col23 
(type: int), _col24 (type: string), _col25 (type: double), _col26 (type: 
string), _col9 (type: int), _col10 (type: string), _col11 (type: string), 
_col12 (type: string), _col13 (type: string), _col14 (type: int), _col15 (type: 
string), _col16 (type: double), _col17 (type: string), _col0 (type: int), _col1 
(type: string), _col2 (type: string), _col3 (type: string), _col4 (type: 
string), _col5 (type: int), _col6 (type: string), _col7 (type: double), _col8 
(type: string), _col27 (type: int), _col28 (type: string), _col29 (type: 
string), _col30 (type: string), _col31 (type: string), _col32 (type: int), 
_col33 (type: string), _col34 (type: double), _col35 (type: string)
+                  outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, 
_col6, _col7, _col8, _col9, _col10, _col11, _col12, _col13, _col14, _col15, 
_col16, _col17, _col18, _col19, _col20, _col21, _col22, _col23, _col24, _col25, 
_col26, _col27, _col28, _col29, _col30, _col31, _col32, _col33, _col34, _col35
                   Statistics: Num rows: 30 Data size: 3807 Basic stats: 
COMPLETE Column stats: NONE
-                  value expressions: _col1 (type: string), _col2 (type: 
string), _col3 (type: string), _col4 (type: string), _col5 (type: int), _col6 
(type: string), _col7 (type: double), _col8 (type: string), _col9 (type: int), 
_col10 (type: string), _col11 (type: string), _col12 (type: string), _col13 
(type: string), _col14 (type: int), _col15 (type: string), _col16 (type: 
double), _col17 (type: string), _col18 (type: int), _col19 (type: string), 
_col20 (type: string), _col21 (type: string), _col22 (type: string), _col23 
(type: int), _col24 (type: string), _col25 (type: double), _col26 (type: string)
-        Reducer 4 
+                  File Output Operator
+                    compressed: false
+                    Statistics: Num rows: 30 Data size: 3807 Basic stats: 
COMPLETE Column stats: NONE
+                    table:
+                        input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
+                        output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                        serde: 
org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+        Reducer 6 
             Reduce Operator Tree:
               Join Operator
                 condition map:
@@ -267,15 +272,14 @@ STAGE PLANS:
                 keys:
                   0 _col0 (type: int)
                   1 _col0 (type: int)
-                outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, 
_col6, _col7, _col8, _col9, _col10, _col11, _col12, _col13, _col14, _col15, 
_col16, _col17, _col18, _col19, _col20, _col21, _col22, _col23, _col24, _col25, 
_col26, _col27, _col28, _col29, _col30, _col31, _col32, _col33, _col34, _col35
-                Statistics: Num rows: 33 Data size: 4187 Basic stats: COMPLETE 
Column stats: NONE
-                File Output Operator
-                  compressed: false
-                  Statistics: Num rows: 33 Data size: 4187 Basic stats: 
COMPLETE Column stats: NONE
-                  table:
-                      input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
-                      output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
-                      serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+                outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, 
_col6, _col7, _col8, _col9, _col10, _col11, _col12, _col13, _col14, _col15, 
_col16, _col17
+                Statistics: Num rows: 28 Data size: 3461 Basic stats: COMPLETE 
Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int), _col1 (type: string)
+                  sort order: ++
+                  Map-reduce partition columns: _col0 (type: int), _col1 
(type: string)
+                  Statistics: Num rows: 28 Data size: 3461 Basic stats: 
COMPLETE Column stats: NONE
+                  value expressions: _col2 (type: string), _col3 (type: 
string), _col4 (type: string), _col5 (type: int), _col6 (type: string), _col7 
(type: double), _col8 (type: string), _col9 (type: int), _col10 (type: string), 
_col11 (type: string), _col12 (type: string), _col13 (type: string), _col14 
(type: int), _col15 (type: string), _col16 (type: double), _col17 (type: string)
 
   Stage: Stage-0
     Fetch Operator

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