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From jpull...@apache.org
Subject svn commit: r1643732 [2/3] - in /hive/trunk: itests/src/test/resources/ ql/src/java/org/apache/hadoop/hive/ql/optimizer/index/ ql/src/test/queries/clientpositive/ ql/src/test/results/clientpositive/
Date Mon, 08 Dec 2014 04:42:59 GMT
Added: hive/trunk/ql/src/test/results/clientpositive/ql_rewrite_gbtoidx_cbo_1.q.out
URL: http://svn.apache.org/viewvc/hive/trunk/ql/src/test/results/clientpositive/ql_rewrite_gbtoidx_cbo_1.q.out?rev=1643732&view=auto
==============================================================================
--- hive/trunk/ql/src/test/results/clientpositive/ql_rewrite_gbtoidx_cbo_1.q.out (added)
+++ hive/trunk/ql/src/test/results/clientpositive/ql_rewrite_gbtoidx_cbo_1.q.out Mon Dec  8 04:42:59 2014
@@ -0,0 +1,2637 @@
+PREHOOK: query: DROP TABLE IF EXISTS lineitem_ix
+PREHOOK: type: DROPTABLE
+POSTHOOK: query: DROP TABLE IF EXISTS lineitem_ix
+POSTHOOK: type: DROPTABLE
+PREHOOK: query: CREATE TABLE lineitem_ix (L_ORDERKEY      INT,
+                                L_PARTKEY       INT,
+                                L_SUPPKEY       INT,
+                                L_LINENUMBER    INT,
+                                L_QUANTITY      DOUBLE,
+                                L_EXTENDEDPRICE DOUBLE,
+                                L_DISCOUNT      DOUBLE,
+                                L_TAX           DOUBLE,
+                                L_RETURNFLAG    STRING,
+                                L_LINESTATUS    STRING,
+                                l_shipdate      STRING,
+                                L_COMMITDATE    STRING,
+                                L_RECEIPTDATE   STRING,
+                                L_SHIPINSTRUCT  STRING,
+                                L_SHIPMODE      STRING,
+                                L_COMMENT       STRING)
+ROW FORMAT DELIMITED
+FIELDS TERMINATED BY '|'
+PREHOOK: type: CREATETABLE
+PREHOOK: Output: database:default
+PREHOOK: Output: default@lineitem_ix
+POSTHOOK: query: CREATE TABLE lineitem_ix (L_ORDERKEY      INT,
+                                L_PARTKEY       INT,
+                                L_SUPPKEY       INT,
+                                L_LINENUMBER    INT,
+                                L_QUANTITY      DOUBLE,
+                                L_EXTENDEDPRICE DOUBLE,
+                                L_DISCOUNT      DOUBLE,
+                                L_TAX           DOUBLE,
+                                L_RETURNFLAG    STRING,
+                                L_LINESTATUS    STRING,
+                                l_shipdate      STRING,
+                                L_COMMITDATE    STRING,
+                                L_RECEIPTDATE   STRING,
+                                L_SHIPINSTRUCT  STRING,
+                                L_SHIPMODE      STRING,
+                                L_COMMENT       STRING)
+ROW FORMAT DELIMITED
+FIELDS TERMINATED BY '|'
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: database:default
+POSTHOOK: Output: default@lineitem_ix
+PREHOOK: query: LOAD DATA LOCAL INPATH '../../data/files/lineitem.txt' OVERWRITE INTO TABLE lineitem_ix
+PREHOOK: type: LOAD
+#### A masked pattern was here ####
+PREHOOK: Output: default@lineitem_ix
+POSTHOOK: query: LOAD DATA LOCAL INPATH '../../data/files/lineitem.txt' OVERWRITE INTO TABLE lineitem_ix
+POSTHOOK: type: LOAD
+#### A masked pattern was here ####
+POSTHOOK: Output: default@lineitem_ix
+PREHOOK: query: CREATE INDEX lineitem_ix_lshipdate_idx ON TABLE lineitem_ix(l_shipdate) AS 'org.apache.hadoop.hive.ql.index.AggregateIndexHandler' WITH DEFERRED REBUILD IDXPROPERTIES("AGGREGATES"="count(l_shipdate)")
+PREHOOK: type: CREATEINDEX
+PREHOOK: Input: default@lineitem_ix
+POSTHOOK: query: CREATE INDEX lineitem_ix_lshipdate_idx ON TABLE lineitem_ix(l_shipdate) AS 'org.apache.hadoop.hive.ql.index.AggregateIndexHandler' WITH DEFERRED REBUILD IDXPROPERTIES("AGGREGATES"="count(l_shipdate)")
+POSTHOOK: type: CREATEINDEX
+POSTHOOK: Input: default@lineitem_ix
+POSTHOOK: Output: default@default__lineitem_ix_lineitem_ix_lshipdate_idx__
+PREHOOK: query: ALTER INDEX lineitem_ix_lshipdate_idx ON lineitem_ix REBUILD
+PREHOOK: type: ALTERINDEX_REBUILD
+PREHOOK: Input: default@lineitem_ix
+PREHOOK: Output: default@default__lineitem_ix_lineitem_ix_lshipdate_idx__
+POSTHOOK: query: ALTER INDEX lineitem_ix_lshipdate_idx ON lineitem_ix REBUILD
+POSTHOOK: type: ALTERINDEX_REBUILD
+POSTHOOK: Input: default@lineitem_ix
+POSTHOOK: Output: default@default__lineitem_ix_lineitem_ix_lshipdate_idx__
+POSTHOOK: Lineage: default__lineitem_ix_lineitem_ix_lshipdate_idx__._bucketname SIMPLE [(lineitem_ix)lineitem_ix.FieldSchema(name:INPUT__FILE__NAME, type:string, comment:), ]
+POSTHOOK: Lineage: default__lineitem_ix_lineitem_ix_lshipdate_idx__._count_of_l_shipdate EXPRESSION [(lineitem_ix)lineitem_ix.FieldSchema(name:l_shipdate, type:string, comment:null), ]
+POSTHOOK: Lineage: default__lineitem_ix_lineitem_ix_lshipdate_idx__._offsets EXPRESSION [(lineitem_ix)lineitem_ix.FieldSchema(name:BLOCK__OFFSET__INSIDE__FILE, type:bigint, comment:), ]
+POSTHOOK: Lineage: default__lineitem_ix_lineitem_ix_lshipdate_idx__.l_shipdate SIMPLE [(lineitem_ix)lineitem_ix.FieldSchema(name:l_shipdate, type:string, comment:null), ]
+PREHOOK: query: explain select l_shipdate, count(l_shipdate)
+from lineitem_ix
+group by l_shipdate
+PREHOOK: type: QUERY
+POSTHOOK: query: explain select l_shipdate, count(l_shipdate)
+from lineitem_ix
+group by l_shipdate
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: lineitem_ix
+            Statistics: Num rows: 120 Data size: 12099 Basic stats: COMPLETE Column stats: NONE
+            Select Operator
+              expressions: l_shipdate (type: string)
+              outputColumnNames: _col0
+              Statistics: Num rows: 120 Data size: 12099 Basic stats: COMPLETE Column stats: NONE
+              Group By Operator
+                aggregations: count(_col0)
+                keys: _col0 (type: string)
+                mode: hash
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 120 Data size: 12099 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 120 Data size: 12099 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: bigint)
+      Reduce Operator Tree:
+        Group By Operator
+          aggregations: count(VALUE._col0)
+          keys: KEY._col0 (type: string)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 60 Data size: 6049 Basic stats: COMPLETE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: string), _col1 (type: bigint)
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 60 Data size: 6049 Basic stats: COMPLETE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 60 Data size: 6049 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: select l_shipdate, count(l_shipdate)
+from lineitem_ix
+group by l_shipdate
+order by l_shipdate
+PREHOOK: type: QUERY
+PREHOOK: Input: default@lineitem_ix
+#### A masked pattern was here ####
+POSTHOOK: query: select l_shipdate, count(l_shipdate)
+from lineitem_ix
+group by l_shipdate
+order by l_shipdate
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@lineitem_ix
+#### A masked pattern was here ####
+1992-04-27	1
+1992-07-02	1
+1992-07-10	1
+1992-07-21	1
+1993-04-01	1
+1993-04-13	1
+1993-05-14	1
+1993-10-29	2
+1993-11-09	2
+1993-12-04	1
+1993-12-09	2
+1993-12-14	1
+1994-01-12	1
+1994-01-16	1
+1994-01-26	2
+1994-02-02	1
+1994-02-13	1
+1994-02-19	1
+1994-02-21	1
+1994-03-03	1
+1994-03-17	1
+1994-06-03	1
+1994-06-06	1
+1994-07-02	1
+1994-07-19	1
+1994-07-31	1
+1994-08-08	1
+1994-08-17	1
+1994-08-24	1
+1994-09-30	1
+1994-10-03	1
+1994-10-16	1
+1994-10-31	1
+1994-12-01	1
+1994-12-24	1
+1994-12-30	1
+1995-04-20	1
+1995-07-06	1
+1995-07-17	1
+1995-07-21	1
+1995-08-04	1
+1995-08-07	1
+1995-08-14	1
+1995-08-28	1
+1995-10-23	1
+1995-11-08	1
+1995-11-26	1
+1996-01-10	1
+1996-01-15	1
+1996-01-16	1
+1996-01-19	1
+1996-01-22	1
+1996-01-29	1
+1996-01-30	1
+1996-02-01	2
+1996-02-03	1
+1996-02-10	1
+1996-02-11	1
+1996-02-21	1
+1996-03-13	1
+1996-03-21	1
+1996-03-30	1
+1996-04-12	1
+1996-04-21	1
+1996-05-07	1
+1996-09-26	1
+1996-09-29	1
+1996-10-02	1
+1996-10-17	1
+1996-11-04	1
+1996-11-14	1
+1996-12-08	1
+1997-01-25	1
+1997-01-27	1
+1997-01-28	1
+1997-02-20	1
+1997-03-18	1
+1997-04-17	1
+1997-04-19	1
+1998-01-29	1
+1998-02-23	1
+1998-03-05	1
+1998-04-10	1
+1998-04-12	1
+1998-05-23	1
+1998-06-19	1
+1998-06-24	1
+1998-06-26	1
+1998-06-27	1
+1998-07-04	1
+1998-08-11	1
+1998-08-13	1
+1998-10-09	1
+1998-10-23	1
+1998-10-30	1
+PREHOOK: query: explain select l_shipdate, count(l_shipdate)
+from lineitem_ix
+group by l_shipdate
+PREHOOK: type: QUERY
+POSTHOOK: query: explain select l_shipdate, count(l_shipdate)
+from lineitem_ix
+group by l_shipdate
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: $hdt$_0:$hdt$_0:default.default__lineitem_ix_lineitem_ix_lshipdate_idx__
+            Statistics: Num rows: 95 Data size: 8960 Basic stats: COMPLETE Column stats: NONE
+            Select Operator
+              expressions: l_shipdate (type: string), _count_of_l_shipdate (type: bigint)
+              outputColumnNames: _col0, _count_of_l_shipdate
+              Statistics: Num rows: 95 Data size: 8960 Basic stats: COMPLETE Column stats: NONE
+              Group By Operator
+                aggregations: sum(_count_of_l_shipdate)
+                keys: _col0 (type: string)
+                mode: hash
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 95 Data size: 8960 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 95 Data size: 8960 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: bigint)
+      Reduce Operator Tree:
+        Group By Operator
+          aggregations: sum(VALUE._col0)
+          keys: KEY._col0 (type: string)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 47 Data size: 4432 Basic stats: COMPLETE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: string), _col1 (type: bigint)
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 47 Data size: 4432 Basic stats: COMPLETE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 47 Data size: 4432 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: select l_shipdate, count(l_shipdate)
+from lineitem_ix
+group by l_shipdate
+order by l_shipdate
+PREHOOK: type: QUERY
+PREHOOK: Input: default@default__lineitem_ix_lineitem_ix_lshipdate_idx__
+PREHOOK: Input: default@lineitem_ix
+#### A masked pattern was here ####
+POSTHOOK: query: select l_shipdate, count(l_shipdate)
+from lineitem_ix
+group by l_shipdate
+order by l_shipdate
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@default__lineitem_ix_lineitem_ix_lshipdate_idx__
+POSTHOOK: Input: default@lineitem_ix
+#### A masked pattern was here ####
+1992-04-27	1
+1992-07-02	1
+1992-07-10	1
+1992-07-21	1
+1993-04-01	1
+1993-04-13	1
+1993-05-14	1
+1993-10-29	2
+1993-11-09	2
+1993-12-04	1
+1993-12-09	2
+1993-12-14	1
+1994-01-12	1
+1994-01-16	1
+1994-01-26	2
+1994-02-02	1
+1994-02-13	1
+1994-02-19	1
+1994-02-21	1
+1994-03-03	1
+1994-03-17	1
+1994-06-03	1
+1994-06-06	1
+1994-07-02	1
+1994-07-19	1
+1994-07-31	1
+1994-08-08	1
+1994-08-17	1
+1994-08-24	1
+1994-09-30	1
+1994-10-03	1
+1994-10-16	1
+1994-10-31	1
+1994-12-01	1
+1994-12-24	1
+1994-12-30	1
+1995-04-20	1
+1995-07-06	1
+1995-07-17	1
+1995-07-21	1
+1995-08-04	1
+1995-08-07	1
+1995-08-14	1
+1995-08-28	1
+1995-10-23	1
+1995-11-08	1
+1995-11-26	1
+1996-01-10	1
+1996-01-15	1
+1996-01-16	1
+1996-01-19	1
+1996-01-22	1
+1996-01-29	1
+1996-01-30	1
+1996-02-01	2
+1996-02-03	1
+1996-02-10	1
+1996-02-11	1
+1996-02-21	1
+1996-03-13	1
+1996-03-21	1
+1996-03-30	1
+1996-04-12	1
+1996-04-21	1
+1996-05-07	1
+1996-09-26	1
+1996-09-29	1
+1996-10-02	1
+1996-10-17	1
+1996-11-04	1
+1996-11-14	1
+1996-12-08	1
+1997-01-25	1
+1997-01-27	1
+1997-01-28	1
+1997-02-20	1
+1997-03-18	1
+1997-04-17	1
+1997-04-19	1
+1998-01-29	1
+1998-02-23	1
+1998-03-05	1
+1998-04-10	1
+1998-04-12	1
+1998-05-23	1
+1998-06-19	1
+1998-06-24	1
+1998-06-26	1
+1998-06-27	1
+1998-07-04	1
+1998-08-11	1
+1998-08-13	1
+1998-10-09	1
+1998-10-23	1
+1998-10-30	1
+PREHOOK: query: explain select year(l_shipdate) as year,
+        month(l_shipdate) as month,
+        count(l_shipdate) as monthly_shipments
+from lineitem_ix
+group by year(l_shipdate), month(l_shipdate)
+order by year, month
+PREHOOK: type: QUERY
+POSTHOOK: query: explain select year(l_shipdate) as year,
+        month(l_shipdate) as month,
+        count(l_shipdate) as monthly_shipments
+from lineitem_ix
+group by year(l_shipdate), month(l_shipdate)
+order by year, month
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-2 depends on stages: Stage-1
+  Stage-0 depends on stages: Stage-2
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: lineitem_ix
+            Statistics: Num rows: 120 Data size: 12099 Basic stats: COMPLETE Column stats: NONE
+            Select Operator
+              expressions: year(l_shipdate) (type: int), month(l_shipdate) (type: int), l_shipdate (type: string)
+              outputColumnNames: _col0, _col1, _col2
+              Statistics: Num rows: 120 Data size: 12099 Basic stats: COMPLETE Column stats: NONE
+              Group By Operator
+                aggregations: count(_col2)
+                keys: _col0 (type: int), _col1 (type: int)
+                mode: hash
+                outputColumnNames: _col0, _col1, _col2
+                Statistics: Num rows: 120 Data size: 12099 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int), _col1 (type: int)
+                  sort order: ++
+                  Map-reduce partition columns: _col0 (type: int), _col1 (type: int)
+                  Statistics: Num rows: 120 Data size: 12099 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col2 (type: bigint)
+      Reduce Operator Tree:
+        Group By Operator
+          aggregations: count(VALUE._col0)
+          keys: KEY._col0 (type: int), KEY._col1 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1, _col2
+          Statistics: Num rows: 120 Data size: 12099 Basic stats: COMPLETE Column stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+  Stage: Stage-2
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            Reduce Output Operator
+              key expressions: _col0 (type: int), _col1 (type: int)
+              sort order: ++
+              Statistics: Num rows: 120 Data size: 12099 Basic stats: COMPLETE Column stats: NONE
+              value expressions: _col2 (type: bigint)
+      Reduce Operator Tree:
+        Select Operator
+          expressions: KEY.reducesinkkey0 (type: int), KEY.reducesinkkey1 (type: int), VALUE._col0 (type: bigint)
+          outputColumnNames: _col0, _col1, _col2
+          Statistics: Num rows: 120 Data size: 12099 Basic stats: COMPLETE Column stats: NONE
+          File Output Operator
+            compressed: false
+            Statistics: Num rows: 120 Data size: 12099 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: select year(l_shipdate) as year,
+        month(l_shipdate) as month,
+        count(l_shipdate) as monthly_shipments
+from lineitem_ix
+group by year(l_shipdate), month(l_shipdate)
+order by year, month
+PREHOOK: type: QUERY
+PREHOOK: Input: default@lineitem_ix
+#### A masked pattern was here ####
+POSTHOOK: query: select year(l_shipdate) as year,
+        month(l_shipdate) as month,
+        count(l_shipdate) as monthly_shipments
+from lineitem_ix
+group by year(l_shipdate), month(l_shipdate)
+order by year, month
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@lineitem_ix
+#### A masked pattern was here ####
+1992	4	1
+1992	7	3
+1993	4	2
+1993	5	1
+1993	10	2
+1993	11	2
+1993	12	4
+1994	1	4
+1994	2	4
+1994	3	2
+1994	6	2
+1994	7	3
+1994	8	3
+1994	9	1
+1994	10	3
+1994	12	3
+1995	4	1
+1995	7	3
+1995	8	4
+1995	10	1
+1995	11	2
+1996	1	7
+1996	2	6
+1996	3	3
+1996	4	2
+1996	5	1
+1996	9	2
+1996	10	2
+1996	11	2
+1996	12	1
+1997	1	3
+1997	2	1
+1997	3	1
+1997	4	2
+1998	1	1
+1998	2	1
+1998	3	1
+1998	4	2
+1998	5	1
+1998	6	4
+1998	7	1
+1998	8	2
+1998	10	3
+PREHOOK: query: explain select year(l_shipdate) as year,
+        month(l_shipdate) as month,
+        count(l_shipdate) as monthly_shipments
+from lineitem_ix
+group by year(l_shipdate), month(l_shipdate)
+order by year, month
+PREHOOK: type: QUERY
+POSTHOOK: query: explain select year(l_shipdate) as year,
+        month(l_shipdate) as month,
+        count(l_shipdate) as monthly_shipments
+from lineitem_ix
+group by year(l_shipdate), month(l_shipdate)
+order by year, month
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-2 depends on stages: Stage-1
+  Stage-0 depends on stages: Stage-2
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: $hdt$_0:$hdt$_0:default.default__lineitem_ix_lineitem_ix_lshipdate_idx__
+            Statistics: Num rows: 95 Data size: 8960 Basic stats: COMPLETE Column stats: NONE
+            Select Operator
+              expressions: year(l_shipdate) (type: int), month(l_shipdate) (type: int), l_shipdate (type: string), _count_of_l_shipdate (type: bigint)
+              outputColumnNames: _col0, _col1, _col2, _count_of_l_shipdate
+              Statistics: Num rows: 95 Data size: 8960 Basic stats: COMPLETE Column stats: NONE
+              Group By Operator
+                aggregations: sum(_count_of_l_shipdate)
+                keys: _col0 (type: int), _col1 (type: int)
+                mode: hash
+                outputColumnNames: _col0, _col1, _col2
+                Statistics: Num rows: 95 Data size: 8960 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int), _col1 (type: int)
+                  sort order: ++
+                  Map-reduce partition columns: _col0 (type: int), _col1 (type: int)
+                  Statistics: Num rows: 95 Data size: 8960 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col2 (type: bigint)
+      Reduce Operator Tree:
+        Group By Operator
+          aggregations: sum(VALUE._col0)
+          keys: KEY._col0 (type: int), KEY._col1 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1, _col2
+          Statistics: Num rows: 95 Data size: 8960 Basic stats: COMPLETE Column stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+  Stage: Stage-2
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            Reduce Output Operator
+              key expressions: _col0 (type: int), _col1 (type: int)
+              sort order: ++
+              Statistics: Num rows: 95 Data size: 8960 Basic stats: COMPLETE Column stats: NONE
+              value expressions: _col2 (type: bigint)
+      Reduce Operator Tree:
+        Select Operator
+          expressions: KEY.reducesinkkey0 (type: int), KEY.reducesinkkey1 (type: int), VALUE._col0 (type: bigint)
+          outputColumnNames: _col0, _col1, _col2
+          Statistics: Num rows: 95 Data size: 8960 Basic stats: COMPLETE Column stats: NONE
+          File Output Operator
+            compressed: false
+            Statistics: Num rows: 95 Data size: 8960 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: select year(l_shipdate) as year,
+        month(l_shipdate) as month,
+        count(l_shipdate) as monthly_shipments
+from lineitem_ix
+group by year(l_shipdate), month(l_shipdate)
+order by year, month
+PREHOOK: type: QUERY
+PREHOOK: Input: default@default__lineitem_ix_lineitem_ix_lshipdate_idx__
+PREHOOK: Input: default@lineitem_ix
+#### A masked pattern was here ####
+POSTHOOK: query: select year(l_shipdate) as year,
+        month(l_shipdate) as month,
+        count(l_shipdate) as monthly_shipments
+from lineitem_ix
+group by year(l_shipdate), month(l_shipdate)
+order by year, month
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@default__lineitem_ix_lineitem_ix_lshipdate_idx__
+POSTHOOK: Input: default@lineitem_ix
+#### A masked pattern was here ####
+1992	4	1
+1992	7	3
+1993	4	2
+1993	5	1
+1993	10	2
+1993	11	2
+1993	12	4
+1994	1	4
+1994	2	4
+1994	3	2
+1994	6	2
+1994	7	3
+1994	8	3
+1994	9	1
+1994	10	3
+1994	12	3
+1995	4	1
+1995	7	3
+1995	8	4
+1995	10	1
+1995	11	2
+1996	1	7
+1996	2	6
+1996	3	3
+1996	4	2
+1996	5	1
+1996	9	2
+1996	10	2
+1996	11	2
+1996	12	1
+1997	1	3
+1997	2	1
+1997	3	1
+1997	4	2
+1998	1	1
+1998	2	1
+1998	3	1
+1998	4	2
+1998	5	1
+1998	6	4
+1998	7	1
+1998	8	2
+1998	10	3
+PREHOOK: query: explain select lastyear.month,
+        thisyear.month,
+        (thisyear.monthly_shipments - lastyear.monthly_shipments) /
+lastyear.monthly_shipments as monthly_shipments_delta
+   from (select year(l_shipdate) as year,
+                month(l_shipdate) as month,
+                count(l_shipdate) as monthly_shipments
+           from lineitem_ix
+          where year(l_shipdate) = 1997
+          group by year(l_shipdate), month(l_shipdate)
+        )  lastyear join
+        (select year(l_shipdate) as year,
+                month(l_shipdate) as month,
+                count(l_shipdate) as monthly_shipments
+           from lineitem_ix
+          where year(l_shipdate) = 1998
+          group by year(l_shipdate), month(l_shipdate)
+        )  thisyear
+  on lastyear.month = thisyear.month
+PREHOOK: type: QUERY
+POSTHOOK: query: explain select lastyear.month,
+        thisyear.month,
+        (thisyear.monthly_shipments - lastyear.monthly_shipments) /
+lastyear.monthly_shipments as monthly_shipments_delta
+   from (select year(l_shipdate) as year,
+                month(l_shipdate) as month,
+                count(l_shipdate) as monthly_shipments
+           from lineitem_ix
+          where year(l_shipdate) = 1997
+          group by year(l_shipdate), month(l_shipdate)
+        )  lastyear join
+        (select year(l_shipdate) as year,
+                month(l_shipdate) as month,
+                count(l_shipdate) as monthly_shipments
+           from lineitem_ix
+          where year(l_shipdate) = 1998
+          group by year(l_shipdate), month(l_shipdate)
+        )  thisyear
+  on lastyear.month = thisyear.month
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-2 depends on stages: Stage-1, Stage-3
+  Stage-3 is a root stage
+  Stage-0 depends on stages: Stage-2
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: lastyear:default.default__lineitem_ix_lineitem_ix_lshipdate_idx__
+            Statistics: Num rows: 95 Data size: 8960 Basic stats: COMPLETE Column stats: NONE
+            Filter Operator
+              predicate: (year(l_shipdate) = 1997) (type: boolean)
+              Statistics: Num rows: 47 Data size: 4432 Basic stats: COMPLETE Column stats: NONE
+              Select Operator
+                expressions: l_shipdate (type: string), _count_of_l_shipdate (type: bigint)
+                outputColumnNames: l_shipdate, _count_of_l_shipdate
+                Statistics: Num rows: 47 Data size: 4432 Basic stats: COMPLETE Column stats: NONE
+                Group By Operator
+                  aggregations: sum(_count_of_l_shipdate)
+                  keys: year(l_shipdate) (type: int), month(l_shipdate) (type: int)
+                  mode: hash
+                  outputColumnNames: _col0, _col1, _col2
+                  Statistics: Num rows: 23 Data size: 2168 Basic stats: COMPLETE Column stats: NONE
+                  Filter Operator
+                    predicate: _col1 is not null (type: boolean)
+                    Statistics: Num rows: 12 Data size: 1131 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col0 (type: int), _col1 (type: int)
+                      sort order: ++
+                      Map-reduce partition columns: _col0 (type: int), _col1 (type: int)
+                      Statistics: Num rows: 12 Data size: 1131 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col2 (type: bigint)
+      Reduce Operator Tree:
+        Group By Operator
+          aggregations: sum(VALUE._col0)
+          keys: KEY._col0 (type: int), KEY._col1 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1, _col2
+          Statistics: Num rows: 6 Data size: 565 Basic stats: COMPLETE Column stats: NONE
+          Select Operator
+            expressions: _col1 (type: int), _col2 (type: bigint)
+            outputColumnNames: _col1, _col2
+            Statistics: Num rows: 6 Data size: 565 Basic stats: COMPLETE Column stats: NONE
+            File Output Operator
+              compressed: false
+              table:
+                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+  Stage: Stage-2
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            Reduce Output Operator
+              key expressions: _col1 (type: int)
+              sort order: +
+              Map-reduce partition columns: _col1 (type: int)
+              Statistics: Num rows: 6 Data size: 565 Basic stats: COMPLETE Column stats: NONE
+              value expressions: _col2 (type: bigint)
+          TableScan
+            Reduce Output Operator
+              key expressions: _col1 (type: int)
+              sort order: +
+              Map-reduce partition columns: _col1 (type: int)
+              Statistics: Num rows: 6 Data size: 565 Basic stats: COMPLETE Column stats: NONE
+              value expressions: _col2 (type: bigint)
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Inner Join 0 to 1
+          condition expressions:
+            0 {KEY.reducesinkkey0} {VALUE._col1}
+            1 {KEY.reducesinkkey0} {VALUE._col1}
+          outputColumnNames: _col1, _col2, _col4, _col5
+          Statistics: Num rows: 6 Data size: 621 Basic stats: COMPLETE Column stats: NONE
+          Select Operator
+            expressions: _col1 (type: int), _col4 (type: int), ((_col5 - _col2) / _col2) (type: double)
+            outputColumnNames: _col0, _col1, _col2
+            Statistics: Num rows: 6 Data size: 621 Basic stats: COMPLETE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 6 Data size: 621 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
+
+  Stage: Stage-3
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: thisyear:default.default__lineitem_ix_lineitem_ix_lshipdate_idx__
+            Statistics: Num rows: 95 Data size: 8960 Basic stats: COMPLETE Column stats: NONE
+            Filter Operator
+              predicate: (year(l_shipdate) = 1998) (type: boolean)
+              Statistics: Num rows: 47 Data size: 4432 Basic stats: COMPLETE Column stats: NONE
+              Select Operator
+                expressions: l_shipdate (type: string), _count_of_l_shipdate (type: bigint)
+                outputColumnNames: l_shipdate, _count_of_l_shipdate
+                Statistics: Num rows: 47 Data size: 4432 Basic stats: COMPLETE Column stats: NONE
+                Group By Operator
+                  aggregations: sum(_count_of_l_shipdate)
+                  keys: year(l_shipdate) (type: int), month(l_shipdate) (type: int)
+                  mode: hash
+                  outputColumnNames: _col0, _col1, _col2
+                  Statistics: Num rows: 23 Data size: 2168 Basic stats: COMPLETE Column stats: NONE
+                  Filter Operator
+                    predicate: _col1 is not null (type: boolean)
+                    Statistics: Num rows: 12 Data size: 1131 Basic stats: COMPLETE Column stats: NONE
+                    Reduce Output Operator
+                      key expressions: _col0 (type: int), _col1 (type: int)
+                      sort order: ++
+                      Map-reduce partition columns: _col0 (type: int), _col1 (type: int)
+                      Statistics: Num rows: 12 Data size: 1131 Basic stats: COMPLETE Column stats: NONE
+                      value expressions: _col2 (type: bigint)
+      Reduce Operator Tree:
+        Group By Operator
+          aggregations: sum(VALUE._col0)
+          keys: KEY._col0 (type: int), KEY._col1 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1, _col2
+          Statistics: Num rows: 6 Data size: 565 Basic stats: COMPLETE Column stats: NONE
+          Select Operator
+            expressions: _col1 (type: int), _col2 (type: bigint)
+            outputColumnNames: _col1, _col2
+            Statistics: Num rows: 6 Data size: 565 Basic stats: COMPLETE Column stats: NONE
+            File Output Operator
+              compressed: false
+              table:
+                  input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                  output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                  serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: explain  select l_shipdate, cnt
+from (select l_shipdate, count(l_shipdate) as cnt from lineitem_ix group by l_shipdate
+union all
+select l_shipdate, l_orderkey as cnt
+from lineitem_ix) dummy
+PREHOOK: type: QUERY
+POSTHOOK: query: explain  select l_shipdate, cnt
+from (select l_shipdate, count(l_shipdate) as cnt from lineitem_ix group by l_shipdate
+union all
+select l_shipdate, l_orderkey as cnt
+from lineitem_ix) dummy
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-3 is a root stage
+  Stage-2 depends on stages: Stage-3
+  Stage-0 depends on stages: Stage-2
+
+STAGE PLANS:
+  Stage: Stage-3
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: null-subquery1:$hdt$_0-subquery1:$hdt$_0:$hdt$_0:default.default__lineitem_ix_lineitem_ix_lshipdate_idx__
+            Statistics: Num rows: 95 Data size: 8960 Basic stats: COMPLETE Column stats: NONE
+            Select Operator
+              expressions: l_shipdate (type: string), _count_of_l_shipdate (type: bigint)
+              outputColumnNames: _col0, _count_of_l_shipdate
+              Statistics: Num rows: 95 Data size: 8960 Basic stats: COMPLETE Column stats: NONE
+              Group By Operator
+                aggregations: sum(_count_of_l_shipdate)
+                keys: _col0 (type: string)
+                mode: hash
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 95 Data size: 8960 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 95 Data size: 8960 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: bigint)
+      Reduce Operator Tree:
+        Group By Operator
+          aggregations: sum(VALUE._col0)
+          keys: KEY._col0 (type: string)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 47 Data size: 4432 Basic stats: COMPLETE Column stats: NONE
+          File Output Operator
+            compressed: false
+            table:
+                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+                output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+  Stage: Stage-2
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: lineitem_ix
+            Statistics: Num rows: 116 Data size: 12099 Basic stats: COMPLETE Column stats: NONE
+            Select Operator
+              expressions: l_shipdate (type: string), UDFToLong(l_orderkey) (type: bigint)
+              outputColumnNames: _col0, _col1
+              Statistics: Num rows: 116 Data size: 12099 Basic stats: COMPLETE Column stats: NONE
+              Union
+                Statistics: Num rows: 163 Data size: 16531 Basic stats: COMPLETE Column stats: NONE
+                Select Operator
+                  expressions: _col0 (type: string), _col1 (type: bigint)
+                  outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 163 Data size: 16531 Basic stats: COMPLETE Column stats: NONE
+                  File Output Operator
+                    compressed: false
+                    Statistics: Num rows: 163 Data size: 16531 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
+          TableScan
+            Union
+              Statistics: Num rows: 163 Data size: 16531 Basic stats: COMPLETE Column stats: NONE
+              Select Operator
+                expressions: _col0 (type: string), _col1 (type: bigint)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 163 Data size: 16531 Basic stats: COMPLETE Column stats: NONE
+                File Output Operator
+                  compressed: false
+                  Statistics: Num rows: 163 Data size: 16531 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: CREATE TABLE tbl(key int, value int)
+PREHOOK: type: CREATETABLE
+PREHOOK: Output: database:default
+PREHOOK: Output: default@tbl
+POSTHOOK: query: CREATE TABLE tbl(key int, value int)
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: database:default
+POSTHOOK: Output: default@tbl
+PREHOOK: query: CREATE INDEX tbl_key_idx ON TABLE tbl(key) AS 'org.apache.hadoop.hive.ql.index.AggregateIndexHandler' WITH DEFERRED REBUILD IDXPROPERTIES("AGGREGATES"="count(key)")
+PREHOOK: type: CREATEINDEX
+PREHOOK: Input: default@tbl
+POSTHOOK: query: CREATE INDEX tbl_key_idx ON TABLE tbl(key) AS 'org.apache.hadoop.hive.ql.index.AggregateIndexHandler' WITH DEFERRED REBUILD IDXPROPERTIES("AGGREGATES"="count(key)")
+POSTHOOK: type: CREATEINDEX
+POSTHOOK: Input: default@tbl
+POSTHOOK: Output: default@default__tbl_tbl_key_idx__
+PREHOOK: query: ALTER INDEX tbl_key_idx ON tbl REBUILD
+PREHOOK: type: ALTERINDEX_REBUILD
+PREHOOK: Input: default@tbl
+PREHOOK: Output: default@default__tbl_tbl_key_idx__
+POSTHOOK: query: ALTER INDEX tbl_key_idx ON tbl REBUILD
+POSTHOOK: type: ALTERINDEX_REBUILD
+POSTHOOK: Input: default@tbl
+POSTHOOK: Output: default@default__tbl_tbl_key_idx__
+POSTHOOK: Lineage: default__tbl_tbl_key_idx__._bucketname SIMPLE [(tbl)tbl.FieldSchema(name:INPUT__FILE__NAME, type:string, comment:), ]
+POSTHOOK: Lineage: default__tbl_tbl_key_idx__._count_of_key EXPRESSION [(tbl)tbl.FieldSchema(name:key, type:int, comment:null), ]
+POSTHOOK: Lineage: default__tbl_tbl_key_idx__._offsets EXPRESSION [(tbl)tbl.FieldSchema(name:BLOCK__OFFSET__INSIDE__FILE, type:bigint, comment:), ]
+POSTHOOK: Lineage: default__tbl_tbl_key_idx__.key SIMPLE [(tbl)tbl.FieldSchema(name:key, type:int, comment:null), ]
+PREHOOK: query: EXPLAIN select key, count(key) from tbl where key = 1 group by key
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select key, count(key) from tbl where key = 1 group by key
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Filter Operator
+              predicate: (key = 1) (type: boolean)
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Select Operator
+                expressions: 1 (type: int)
+                outputColumnNames: _col0
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  aggregations: count(_col0)
+                  keys: _col0 (type: int)
+                  mode: hash
+                  outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                  Reduce Output Operator
+                    key expressions: _col0 (type: int)
+                    sort order: +
+                    Map-reduce partition columns: _col0 (type: int)
+                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                    value expressions: _col1 (type: bigint)
+      Reduce Operator Tree:
+        Group By Operator
+          aggregations: count(VALUE._col0)
+          keys: KEY._col0 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: int), _col1 (type: bigint)
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select key, count(key) from tbl group by key
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select key, count(key) from tbl group by key
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: $hdt$_0:$hdt$_0:default.default__tbl_tbl_key_idx__
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Select Operator
+              expressions: key (type: int), _count_of_key (type: bigint)
+              outputColumnNames: _col0, _count_of_key
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Group By Operator
+                aggregations: sum(_count_of_key)
+                keys: _col0 (type: int)
+                mode: hash
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: int)
+                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                  value expressions: _col1 (type: bigint)
+      Reduce Operator Tree:
+        Group By Operator
+          aggregations: sum(VALUE._col0)
+          keys: KEY._col0 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: int), _col1 (type: bigint)
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select count(1) from tbl
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select count(1) from tbl
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: COMPLETE
+            Select Operator
+              expressions: 1 (type: int)
+              outputColumnNames: _col0
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: COMPLETE
+              Group By Operator
+                aggregations: count(_col0)
+                mode: hash
+                outputColumnNames: _col0
+                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE
+                Reduce Output Operator
+                  sort order: 
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE
+                  value expressions: _col0 (type: bigint)
+      Reduce Operator Tree:
+        Group By Operator
+          aggregations: count(VALUE._col0)
+          mode: mergepartial
+          outputColumnNames: _col0
+          Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE
+          Select Operator
+            expressions: _col0 (type: bigint)
+            outputColumnNames: _col0
+            Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE
+              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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select count(key) from tbl
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select count(key) from tbl
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: $hdt$_0:$hdt$_0:default.default__tbl_tbl_key_idx__
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Select Operator
+              expressions: key (type: int), _count_of_key (type: bigint)
+              outputColumnNames: _col0, _count_of_key
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Group By Operator
+                aggregations: sum(_count_of_key)
+                mode: hash
+                outputColumnNames: _col0
+                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  sort order: 
+                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+                  value expressions: _col0 (type: bigint)
+      Reduce Operator Tree:
+        Group By Operator
+          aggregations: sum(VALUE._col0)
+          mode: mergepartial
+          outputColumnNames: _col0
+          Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: bigint)
+            outputColumnNames: _col0
+            Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 1 Data size: 8 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select key FROM tbl GROUP BY key
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select key FROM tbl GROUP BY key
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Select Operator
+              expressions: key (type: int)
+              outputColumnNames: _col0
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Group By Operator
+                keys: _col0 (type: int)
+                mode: hash
+                outputColumnNames: _col0
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: int)
+                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: int)
+            outputColumnNames: _col0
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select key FROM tbl GROUP BY value, key
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select key FROM tbl GROUP BY value, key
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Select Operator
+              expressions: value (type: int), key (type: int)
+              outputColumnNames: _col0, _col1
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Group By Operator
+                keys: _col0 (type: int), _col1 (type: int)
+                mode: hash
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int), _col1 (type: int)
+                  sort order: ++
+                  Map-reduce partition columns: _col0 (type: int), _col1 (type: int)
+                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int), KEY._col1 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col1 (type: int)
+            outputColumnNames: _col0
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select key FROM tbl WHERE key = 3 GROUP BY key
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select key FROM tbl WHERE key = 3 GROUP BY key
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Filter Operator
+              predicate: (key = 3) (type: boolean)
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Select Operator
+                expressions: 3 (type: int)
+                outputColumnNames: _col0
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  keys: _col0 (type: int)
+                  mode: hash
+                  outputColumnNames: _col0
+                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                  Reduce Output Operator
+                    key expressions: _col0 (type: int)
+                    sort order: +
+                    Map-reduce partition columns: _col0 (type: int)
+                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: int)
+            outputColumnNames: _col0
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select key FROM tbl WHERE value = 2 GROUP BY key
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select key FROM tbl WHERE value = 2 GROUP BY key
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Filter Operator
+              predicate: (value = 2) (type: boolean)
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Select Operator
+                expressions: key (type: int)
+                outputColumnNames: _col0
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  keys: _col0 (type: int)
+                  mode: hash
+                  outputColumnNames: _col0
+                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                  Reduce Output Operator
+                    key expressions: _col0 (type: int)
+                    sort order: +
+                    Map-reduce partition columns: _col0 (type: int)
+                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: int)
+            outputColumnNames: _col0
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select key FROM tbl GROUP BY key, substr(key,2,3)
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select key FROM tbl GROUP BY key, substr(key,2,3)
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Select Operator
+              expressions: key (type: int), substr(key, 2, 3) (type: string)
+              outputColumnNames: _col0, _col1
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Group By Operator
+                keys: _col0 (type: int), _col1 (type: string)
+                mode: hash
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int), KEY._col1 (type: string)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: int)
+            outputColumnNames: _col0
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select key, value FROM tbl GROUP BY value, key
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select key, value FROM tbl GROUP BY value, key
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Select Operator
+              expressions: value (type: int), key (type: int)
+              outputColumnNames: _col0, _col1
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Group By Operator
+                keys: _col0 (type: int), _col1 (type: int)
+                mode: hash
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int), _col1 (type: int)
+                  sort order: ++
+                  Map-reduce partition columns: _col0 (type: int), _col1 (type: int)
+                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int), KEY._col1 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col1 (type: int), _col0 (type: int)
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select key, value FROM tbl WHERE value = 1 GROUP BY key, value
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select key, value FROM tbl WHERE value = 1 GROUP BY key, value
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Filter Operator
+              predicate: (value = 1) (type: boolean)
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Select Operator
+                expressions: key (type: int), 1 (type: int)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  keys: _col0 (type: int), _col1 (type: int)
+                  mode: hash
+                  outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                  Reduce Output Operator
+                    key expressions: _col0 (type: int), _col1 (type: int)
+                    sort order: ++
+                    Map-reduce partition columns: _col0 (type: int), _col1 (type: int)
+                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int), KEY._col1 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: int), _col1 (type: int)
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select DISTINCT key FROM tbl
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select DISTINCT key FROM tbl
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Select Operator
+              expressions: key (type: int)
+              outputColumnNames: _col0
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Group By Operator
+                keys: _col0 (type: int)
+                mode: hash
+                outputColumnNames: _col0
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: int)
+                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: int)
+            outputColumnNames: _col0
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select DISTINCT key FROM tbl
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select DISTINCT key FROM tbl
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Select Operator
+              expressions: key (type: int)
+              outputColumnNames: _col0
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Group By Operator
+                keys: _col0 (type: int)
+                mode: hash
+                outputColumnNames: _col0
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: int)
+                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: int)
+            outputColumnNames: _col0
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select DISTINCT key FROM tbl
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select DISTINCT key FROM tbl
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Select Operator
+              expressions: key (type: int)
+              outputColumnNames: _col0
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Group By Operator
+                keys: _col0 (type: int)
+                mode: hash
+                outputColumnNames: _col0
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: int)
+                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: int)
+            outputColumnNames: _col0
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select DISTINCT key, value FROM tbl
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select DISTINCT key, value FROM tbl
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Select Operator
+              expressions: key (type: int), value (type: int)
+              outputColumnNames: _col0, _col1
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Group By Operator
+                keys: _col0 (type: int), _col1 (type: int)
+                mode: hash
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: int), _col1 (type: int)
+                  sort order: ++
+                  Map-reduce partition columns: _col0 (type: int), _col1 (type: int)
+                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int), KEY._col1 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: int), _col1 (type: int)
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select DISTINCT key, value FROM tbl WHERE value = 2
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select DISTINCT key, value FROM tbl WHERE value = 2
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Filter Operator
+              predicate: (value = 2) (type: boolean)
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Select Operator
+                expressions: key (type: int), 2 (type: int)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  keys: _col0 (type: int), _col1 (type: int)
+                  mode: hash
+                  outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                  Reduce Output Operator
+                    key expressions: _col0 (type: int), _col1 (type: int)
+                    sort order: ++
+                    Map-reduce partition columns: _col0 (type: int), _col1 (type: int)
+                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int), KEY._col1 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: int), _col1 (type: int)
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select DISTINCT key, value FROM tbl WHERE value = 2 AND key = 3
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select DISTINCT key, value FROM tbl WHERE value = 2 AND key = 3
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Filter Operator
+              predicate: ((value = 2) and (key = 3)) (type: boolean)
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Select Operator
+                expressions: 3 (type: int), 2 (type: int)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  keys: _col0 (type: int), _col1 (type: int)
+                  mode: hash
+                  outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                  Reduce Output Operator
+                    key expressions: _col0 (type: int), _col1 (type: int)
+                    sort order: ++
+                    Map-reduce partition columns: _col0 (type: int), _col1 (type: int)
+                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int), KEY._col1 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: int), _col1 (type: int)
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select DISTINCT key, value FROM tbl WHERE value = key
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select DISTINCT key, value FROM tbl WHERE value = key
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Filter Operator
+              predicate: (value = key) (type: boolean)
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Select Operator
+                expressions: key (type: int), value (type: int)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  keys: _col0 (type: int), _col1 (type: int)
+                  mode: hash
+                  outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                  Reduce Output Operator
+                    key expressions: _col0 (type: int), _col1 (type: int)
+                    sort order: ++
+                    Map-reduce partition columns: _col0 (type: int), _col1 (type: int)
+                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int), KEY._col1 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: int), _col1 (type: int)
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select DISTINCT key, substr(value,2,3) FROM tbl WHERE value = key
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select DISTINCT key, substr(value,2,3) FROM tbl WHERE value = key
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Filter Operator
+              predicate: (value = key) (type: boolean)
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Select Operator
+                expressions: key (type: int), substr(value, 2, 3) (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  keys: _col0 (type: int), _col1 (type: string)
+                  mode: hash
+                  outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int), KEY._col1 (type: string)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: int), _col1 (type: string)
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select DISTINCT key, substr(value,2,3) FROM tbl
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select DISTINCT key, substr(value,2,3) FROM tbl
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Select Operator
+              expressions: key (type: int), substr(value, 2, 3) (type: string)
+              outputColumnNames: _col0, _col1
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Group By Operator
+                keys: _col0 (type: int), _col1 (type: string)
+                mode: hash
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int), KEY._col1 (type: string)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: int), _col1 (type: string)
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: EXPLAIN select * FROM (select DISTINCT key, value FROM tbl) v1 WHERE v1.value = 2
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN select * FROM (select DISTINCT key, value FROM tbl) v1 WHERE v1.value = 2
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-1 is a root stage
+  Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: tbl
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            Filter Operator
+              predicate: (value = 2) (type: boolean)
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+              Select Operator
+                expressions: key (type: int), 2 (type: int)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                Group By Operator
+                  keys: _col0 (type: int), _col1 (type: int)
+                  mode: hash
+                  outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+                  Reduce Output Operator
+                    key expressions: _col0 (type: int), _col1 (type: int)
+                    sort order: ++
+                    Map-reduce partition columns: _col0 (type: int), _col1 (type: int)
+                    Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+      Reduce Operator Tree:
+        Group By Operator
+          keys: KEY._col0 (type: int), KEY._col1 (type: int)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: int), _col1 (type: int)
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE 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
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: DROP TABLE tbl
+PREHOOK: type: DROPTABLE
+PREHOOK: Input: default@tbl
+PREHOOK: Output: default@tbl
+POSTHOOK: query: DROP TABLE tbl
+POSTHOOK: type: DROPTABLE
+POSTHOOK: Input: default@tbl
+POSTHOOK: Output: default@tbl
+PREHOOK: query: CREATE TABLE tblpart (key int, value string) PARTITIONED BY (ds string, hr int)
+PREHOOK: type: CREATETABLE
+PREHOOK: Output: database:default
+PREHOOK: Output: default@tblpart
+POSTHOOK: query: CREATE TABLE tblpart (key int, value string) PARTITIONED BY (ds string, hr int)
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: database:default
+POSTHOOK: Output: default@tblpart
+PREHOOK: query: INSERT OVERWRITE TABLE tblpart PARTITION (ds='2008-04-08', hr=11) SELECT key, value FROM srcpart WHERE ds = '2008-04-08' AND hr = 11
+PREHOOK: type: QUERY
+PREHOOK: Input: default@srcpart
+PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
+PREHOOK: Output: default@tblpart@ds=2008-04-08/hr=11

[... 460 lines stripped ...]


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