Repository: hive
Updated Branches:
  refs/heads/master bff1b9e9e -> bfdc74ff2


HIVE-14504: tez_join_hash.q test is slow (Prasanth Jayachandran reviewed by 
Siddharth Seth)


Project: http://git-wip-us.apache.org/repos/asf/hive/repo
Commit: http://git-wip-us.apache.org/repos/asf/hive/commit/bfdc74ff
Tree: http://git-wip-us.apache.org/repos/asf/hive/tree/bfdc74ff
Diff: http://git-wip-us.apache.org/repos/asf/hive/diff/bfdc74ff

Branch: refs/heads/master
Commit: bfdc74ff2a966ed8ff13afa453b59d56032670a4
Parents: bff1b9e
Author: Prasanth Jayachandran <[email protected]>
Authored: Fri Aug 12 15:54:25 2016 -0700
Committer: Prasanth Jayachandran <[email protected]>
Committed: Fri Aug 12 15:54:25 2016 -0700

----------------------------------------------------------------------
 .../test/resources/testconfiguration.properties |   2 +-
 .../test/queries/clientpositive/tez_join_hash.q |  11 +-
 .../clientpositive/llap/tez_join_hash.q.out     | 341 +------
 .../clientpositive/tez/tez_join_hash.q.out      | 405 +-------
 .../results/clientpositive/tez_join_hash.q.out  | 920 +++++++++++++++++++
 5 files changed, 962 insertions(+), 717 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hive/blob/bfdc74ff/itests/src/test/resources/testconfiguration.properties
----------------------------------------------------------------------
diff --git a/itests/src/test/resources/testconfiguration.properties 
b/itests/src/test/resources/testconfiguration.properties
index 5aeca9c..1cc7de1 100644
--- a/itests/src/test/resources/testconfiguration.properties
+++ b/itests/src/test/resources/testconfiguration.properties
@@ -204,6 +204,7 @@ minitez.query.files.shared=acid_globallimit.q,\
   stats_only_null.q,\
   subquery_exists.q,\
   subquery_in.q,\
+  tez_join_hash.q,\
   temp_table.q,\
   transform1.q,\
   transform2.q,\
@@ -424,7 +425,6 @@ minitez.query.files=acid_vectorization_missing_cols.q,\
   tez_dynpart_hashjoin_3.q,\
   tez_vector_dynpart_hashjoin_1.q,\
   tez_vector_dynpart_hashjoin_2.q,\
-  tez_join_hash.q,\
   tez_join_result_complex.q,\
   tez_join_tests.q,\
   tez_joins_explain.q,\

http://git-wip-us.apache.org/repos/asf/hive/blob/bfdc74ff/ql/src/test/queries/clientpositive/tez_join_hash.q
----------------------------------------------------------------------
diff --git a/ql/src/test/queries/clientpositive/tez_join_hash.q 
b/ql/src/test/queries/clientpositive/tez_join_hash.q
index f2808b8..158c99b 100644
--- a/ql/src/test/queries/clientpositive/tez_join_hash.q
+++ b/ql/src/test/queries/clientpositive/tez_join_hash.q
@@ -5,7 +5,6 @@ set hive.explain.user=false;
 create table orc_src (key string, value string) STORED AS ORC;
 insert into table orc_src select * from src;
 
-set hive.execution.engine=tez;
 set hive.vectorized.execution.enabled=true;
 set hive.auto.convert.join.noconditionaltask.size=1;
 set hive.exec.reducers.bytes.per.reducer=20000;
@@ -22,7 +21,7 @@ set hive.mapjoin.hybridgrace.minwbsize=350;
 set hive.mapjoin.hybridgrace.minnumpartitions=8;
 
 explain
-select count(*) from (select x.key as key, y.value as value from
+select  key, count(*) from (select x.key as key, y.value as value from
 srcpart x join srcpart y on (x.key = y.key)
 union all
 select key, value from srcpart z) a join src b on (a.value = b.value) group by 
a.key, a.value;
@@ -31,11 +30,3 @@ select key, count(*) from (select x.key as key, y.value as 
value from
 srcpart x join srcpart y on (x.key = y.key)
 union all
 select key, value from srcpart z) a join src b on (a.value = b.value) group by 
a.key, a.value;
-
-set hive.execution.engine=mr;
-select key, count(*) from (select x.key as key, y.value as value from
-srcpart x join srcpart y on (x.key = y.key)
-union all
-select key, value from srcpart z) a join src b on (a.value = b.value) group by 
a.key, a.value;
-
-

http://git-wip-us.apache.org/repos/asf/hive/blob/bfdc74ff/ql/src/test/results/clientpositive/llap/tez_join_hash.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/llap/tez_join_hash.q.out 
b/ql/src/test/results/clientpositive/llap/tez_join_hash.q.out
index 26d12e5..f14d9b0 100644
--- a/ql/src/test/results/clientpositive/llap/tez_join_hash.q.out
+++ b/ql/src/test/results/clientpositive/llap/tez_join_hash.q.out
@@ -130,13 +130,13 @@ POSTHOOK: Input: default@src
 #### A masked pattern was here ####
 1028
 PREHOOK: query: explain
-select count(*) from (select x.key as key, y.value as value from
+select  key, count(*) from (select x.key as key, y.value as value from
 srcpart x join srcpart y on (x.key = y.key)
 union all
 select key, value from srcpart z) a join src b on (a.value = b.value) group by 
a.key, a.value
 PREHOOK: type: QUERY
 POSTHOOK: query: explain
-select count(*) from (select x.key as key, y.value as value from
+select  key, count(*) from (select x.key as key, y.value as value from
 srcpart x join srcpart y on (x.key = y.key)
 union all
 select key, value from srcpart z) a join src b on (a.value = b.value) group by 
a.key, a.value
@@ -288,8 +288,8 @@ STAGE PLANS:
                 outputColumnNames: _col0, _col1, _col2
                 Statistics: Num rows: 2310 Data size: 24541 Basic stats: 
COMPLETE Column stats: NONE
                 Select Operator
-                  expressions: _col2 (type: bigint)
-                  outputColumnNames: _col0
+                  expressions: _col0 (type: string), _col2 (type: bigint)
+                  outputColumnNames: _col0, _col1
                   Statistics: Num rows: 2310 Data size: 24541 Basic stats: 
COMPLETE Column stats: NONE
                   File Output Operator
                     compressed: false
@@ -640,336 +640,3 @@ POSTHOOK: Input: default@srcpart@ds=2008-04-09/hr=12
 96     20
 97     144
 98     144
-PREHOOK: query: select key, count(*) from (select x.key as key, y.value as 
value from
-srcpart x join srcpart y on (x.key = y.key)
-union all
-select key, value from srcpart z) a join src b on (a.value = b.value) group by 
a.key, a.value
-PREHOOK: type: QUERY
-PREHOOK: Input: default@src
-PREHOOK: Input: default@srcpart
-PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
-PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=12
-PREHOOK: Input: default@srcpart@ds=2008-04-09/hr=11
-PREHOOK: Input: default@srcpart@ds=2008-04-09/hr=12
-#### A masked pattern was here ####
-POSTHOOK: query: select key, count(*) from (select x.key as key, y.value as 
value from
-srcpart x join srcpart y on (x.key = y.key)
-union all
-select key, value from srcpart z) a join src b on (a.value = b.value) group by 
a.key, a.value
-POSTHOOK: type: QUERY
-POSTHOOK: Input: default@src
-POSTHOOK: Input: default@srcpart
-POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
-POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=12
-POSTHOOK: Input: default@srcpart@ds=2008-04-09/hr=11
-POSTHOOK: Input: default@srcpart@ds=2008-04-09/hr=12
-#### A masked pattern was here ####
-0      468
-10     20
-100    144
-103    144
-104    144
-105    20
-11     20
-111    20
-113    144
-114    20
-116    20
-118    144
-119    468
-12     144
-120    144
-125    144
-126    20
-128    468
-129    144
-131    20
-133    20
-134    144
-136    20
-137    144
-138    1088
-143    20
-145    20
-146    144
-149    144
-15     144
-150    20
-152    144
-153    20
-155    20
-156    20
-157    20
-158    20
-160    20
-162    20
-163    20
-164    144
-165    144
-166    20
-167    468
-168    20
-169    1088
-17     20
-170    20
-172    144
-174    144
-175    144
-176    144
-177    20
-178    20
-179    144
-18     144
-180    20
-181    20
-183    20
-186    20
-187    468
-189    20
-19     20
-190    20
-191    144
-192    20
-193    468
-194    20
-195    144
-196    20
-197    144
-199    468
-2      20
-20     20
-200    144
-201    20
-202    20
-203    144
-205    144
-207    144
-208    468
-209    144
-213    144
-214    20
-216    144
-217    144
-218    20
-219    144
-221    144
-222    20
-223    144
-224    144
-226    20
-228    20
-229    144
-230    2100
-233    144
-235    20
-237    144
-238    144
-239    144
-24     144
-241    20
-242    144
-244    20
-247    20
-248    20
-249    20
-252    20
-255    144
-256    144
-257    20
-258    20
-26     144
-260    20
-262    20
-263    20
-265    144
-266    20
-27     20
-272    144
-273    468
-274    20
-275    20
-277    1088
-278    144
-28     20
-280    144
-281    144
-282    144
-283    20
-284    20
-285    20
-286    20
-287    20
-288    144
-289    20
-291    20
-292    20
-296    20
-298    468
-30     20
-302    20
-305    20
-306    20
-307    144
-308    20
-309    144
-310    20
-311    468
-315    20
-316    468
-317    144
-318    468
-321    144
-322    144
-323    20
-325    144
-327    468
-33     20
-331    144
-332    20
-333    144
-335    20
-336    20
-338    20
-339    20
-34     20
-341    20
-342    144
-344    144
-345    20
-348    2100
-35     468
-351    20
-353    144
-356    20
-360    20
-362    20
-364    20
-365    20
-366    20
-367    144
-368    20
-369    468
-37     144
-373    20
-374    20
-375    20
-377    20
-378    20
-379    20
-382    144
-384    468
-386    20
-389    20
-392    20
-393    20
-394    20
-395    144
-396    468
-397    144
-399    144
-4      20
-400    20
-401    2100
-402    20
-403    468
-404    144
-406    1088
-407    20
-409    468
-41     20
-411    20
-413    144
-414    144
-417    468
-418    20
-419    20
-42     144
-421    20
-424    144
-427    20
-429    144
-43     20
-430    468
-431    468
-432    20
-435    20
-436    20
-437    20
-438    468
-439    144
-44     20
-443    20
-444    20
-446    20
-448    20
-449    20
-452    20
-453    20
-454    468
-455    20
-457    20
-458    144
-459    144
-460    20
-462    144
-463    144
-466    468
-467    20
-468    1088
-469    2100
-47     20
-470    20
-472    20
-475    20
-477    20
-478    144
-479    20
-480    468
-481    20
-482    20
-483    20
-484    20
-485    20
-487    20
-489    1088
-490    20
-491    20
-492    144
-493    20
-494    20
-495    20
-496    20
-497    20
-498    468
-5      468
-51     144
-53     20
-54     20
-57     20
-58     144
-64     20
-65     20
-66     20
-67     144
-69     20
-70     468
-72     144
-74     20
-76     144
-77     20
-78     20
-8      20
-80     20
-82     20
-83     144
-84     144
-85     20
-86     20
-87     20
-9      20
-90     468
-92     20
-95     144
-96     20
-97     144
-98     144

http://git-wip-us.apache.org/repos/asf/hive/blob/bfdc74ff/ql/src/test/results/clientpositive/tez/tez_join_hash.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/tez/tez_join_hash.q.out 
b/ql/src/test/results/clientpositive/tez/tez_join_hash.q.out
index 02678fd..347c48c 100644
--- a/ql/src/test/results/clientpositive/tez/tez_join_hash.q.out
+++ b/ql/src/test/results/clientpositive/tez/tez_join_hash.q.out
@@ -126,13 +126,13 @@ POSTHOOK: Input: default@src
 #### A masked pattern was here ####
 1028
 PREHOOK: query: explain
-select count(*) from (select x.key as key, y.value as value from
+select  key, count(*) from (select x.key as key, y.value as value from
 srcpart x join srcpart y on (x.key = y.key)
 union all
 select key, value from srcpart z) a join src b on (a.value = b.value) group by 
a.key, a.value
 PREHOOK: type: QUERY
 POSTHOOK: query: explain
-select count(*) from (select x.key as key, y.value as value from
+select  key, count(*) from (select x.key as key, y.value as value from
 srcpart x join srcpart y on (x.key = y.key)
 union all
 select key, value from srcpart z) a join src b on (a.value = b.value) group by 
a.key, a.value
@@ -155,55 +155,55 @@ STAGE PLANS:
         Map 1 
             Map Operator Tree:
                 TableScan
-                  alias: y
-                  Statistics: Num rows: 2000 Data size: 356000 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  alias: x
+                  Statistics: Num rows: 2000 Data size: 37248 Basic stats: 
COMPLETE Column stats: NONE
                   Filter Operator
-                    predicate: (key is not null and value is not null) (type: 
boolean)
-                    Statistics: Num rows: 2000 Data size: 356000 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    predicate: key is not null (type: boolean)
+                    Statistics: Num rows: 2000 Data size: 37248 Basic stats: 
COMPLETE Column stats: NONE
                     Select Operator
-                      expressions: key (type: string), value (type: string)
-                      outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 2000 Data size: 356000 Basic 
stats: COMPLETE Column stats: COMPLETE
+                      expressions: key (type: string)
+                      outputColumnNames: _col0
+                      Statistics: Num rows: 2000 Data size: 37248 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: 2000 Data size: 356000 Basic 
stats: COMPLETE Column stats: COMPLETE
-                        value expressions: _col1 (type: string)
+                        Statistics: Num rows: 2000 Data size: 37248 Basic 
stats: COMPLETE Column stats: NONE
         Map 6 
             Map Operator Tree:
                 TableScan
-                  alias: x
-                  Statistics: Num rows: 2000 Data size: 174000 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  alias: y
+                  Statistics: Num rows: 2000 Data size: 37248 Basic stats: 
COMPLETE Column stats: NONE
                   Filter Operator
-                    predicate: key is not null (type: boolean)
-                    Statistics: Num rows: 2000 Data size: 174000 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    predicate: (key is not null and value is not null) (type: 
boolean)
+                    Statistics: Num rows: 2000 Data size: 37248 Basic stats: 
COMPLETE Column stats: NONE
                     Select Operator
-                      expressions: key (type: string)
-                      outputColumnNames: _col0
-                      Statistics: Num rows: 2000 Data size: 174000 Basic 
stats: COMPLETE Column stats: COMPLETE
+                      expressions: key (type: string), value (type: string)
+                      outputColumnNames: _col0, _col1
+                      Statistics: Num rows: 2000 Data size: 37248 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: 2000 Data size: 174000 Basic 
stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 2000 Data size: 37248 Basic 
stats: COMPLETE Column stats: NONE
+                        value expressions: _col1 (type: string)
         Map 7 
             Map Operator Tree:
                 TableScan
                   alias: z
-                  Statistics: Num rows: 2000 Data size: 356000 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 2000 Data size: 37248 Basic stats: 
COMPLETE Column stats: NONE
                   Filter Operator
                     predicate: value is not null (type: boolean)
-                    Statistics: Num rows: 2000 Data size: 356000 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 2000 Data size: 37248 Basic stats: 
COMPLETE Column stats: NONE
                     Select Operator
                       expressions: key (type: string), value (type: string)
                       outputColumnNames: _col0, _col1
-                      Statistics: Num rows: 2000 Data size: 356000 Basic 
stats: COMPLETE Column stats: COMPLETE
+                      Statistics: Num rows: 2000 Data size: 37248 Basic stats: 
COMPLETE Column stats: NONE
                       Reduce Output Operator
                         key expressions: _col1 (type: string)
                         sort order: +
                         Map-reduce partition columns: _col1 (type: string)
-                        Statistics: Num rows: 21512 Data size: 3829136 Basic 
stats: COMPLETE Column stats: COMPLETE
+                        Statistics: Num rows: 4200 Data size: 78220 Basic 
stats: COMPLETE Column stats: NONE
                         value expressions: _col0 (type: string)
         Map 8 
             Map Operator Tree:
@@ -230,17 +230,17 @@ STAGE PLANS:
                 keys:
                   0 _col0 (type: string)
                   1 _col0 (type: string)
-                outputColumnNames: _col1, _col2
-                Statistics: Num rows: 19512 Data size: 3473136 Basic stats: 
COMPLETE Column stats: COMPLETE
+                outputColumnNames: _col0, _col2
+                Statistics: Num rows: 2200 Data size: 40972 Basic stats: 
COMPLETE Column stats: NONE
                 Select Operator
-                  expressions: _col2 (type: string), _col1 (type: string)
+                  expressions: _col0 (type: string), _col2 (type: string)
                   outputColumnNames: _col0, _col1
-                  Statistics: Num rows: 19512 Data size: 3473136 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 2200 Data size: 40972 Basic stats: 
COMPLETE Column stats: NONE
                   Reduce Output Operator
                     key expressions: _col1 (type: string)
                     sort order: +
                     Map-reduce partition columns: _col1 (type: string)
-                    Statistics: Num rows: 21512 Data size: 3829136 Basic 
stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 4200 Data size: 78220 Basic stats: 
COMPLETE Column stats: NONE
                     value expressions: _col0 (type: string)
         Reducer 4 
             Reduce Operator Tree:
@@ -251,18 +251,18 @@ STAGE PLANS:
                   0 _col1 (type: string)
                   1 _col0 (type: string)
                 outputColumnNames: _col0, _col1
-                Statistics: Num rows: 50261 Data size: 8946458 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 4620 Data size: 86042 Basic stats: 
COMPLETE Column stats: NONE
                 Group By Operator
                   aggregations: count()
                   keys: _col0 (type: string), _col1 (type: string)
                   mode: hash
                   outputColumnNames: _col0, _col1, _col2
-                  Statistics: Num rows: 25130 Data size: 4674180 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  Statistics: Num rows: 4620 Data size: 86042 Basic stats: 
COMPLETE Column stats: NONE
                   Reduce Output Operator
                     key expressions: _col0 (type: string), _col1 (type: string)
                     sort order: ++
                     Map-reduce partition columns: _col0 (type: string), _col1 
(type: string)
-                    Statistics: Num rows: 25130 Data size: 4674180 Basic 
stats: COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 4620 Data size: 86042 Basic stats: 
COMPLETE Column stats: NONE
                     value expressions: _col2 (type: bigint)
         Reducer 5 
             Execution mode: vectorized
@@ -272,14 +272,14 @@ STAGE PLANS:
                 keys: KEY._col0 (type: string), KEY._col1 (type: string)
                 mode: mergepartial
                 outputColumnNames: _col0, _col1, _col2
-                Statistics: Num rows: 25130 Data size: 4674180 Basic stats: 
COMPLETE Column stats: COMPLETE
+                Statistics: Num rows: 2310 Data size: 43021 Basic stats: 
COMPLETE Column stats: NONE
                 Select Operator
-                  expressions: _col2 (type: bigint)
-                  outputColumnNames: _col0
-                  Statistics: Num rows: 25130 Data size: 201040 Basic stats: 
COMPLETE Column stats: COMPLETE
+                  expressions: _col0 (type: string), _col2 (type: bigint)
+                  outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 2310 Data size: 43021 Basic stats: 
COMPLETE Column stats: NONE
                   File Output Operator
                     compressed: false
-                    Statistics: Num rows: 25130 Data size: 201040 Basic stats: 
COMPLETE Column stats: COMPLETE
+                    Statistics: Num rows: 2310 Data size: 43021 Basic stats: 
COMPLETE Column stats: NONE
                     table:
                         input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
                         output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
@@ -626,336 +626,3 @@ POSTHOOK: Input: default@srcpart@ds=2008-04-09/hr=12
 96     20
 97     144
 98     144
-PREHOOK: query: select key, count(*) from (select x.key as key, y.value as 
value from
-srcpart x join srcpart y on (x.key = y.key)
-union all
-select key, value from srcpart z) a join src b on (a.value = b.value) group by 
a.key, a.value
-PREHOOK: type: QUERY
-PREHOOK: Input: default@src
-PREHOOK: Input: default@srcpart
-PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
-PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=12
-PREHOOK: Input: default@srcpart@ds=2008-04-09/hr=11
-PREHOOK: Input: default@srcpart@ds=2008-04-09/hr=12
-#### A masked pattern was here ####
-POSTHOOK: query: select key, count(*) from (select x.key as key, y.value as 
value from
-srcpart x join srcpart y on (x.key = y.key)
-union all
-select key, value from srcpart z) a join src b on (a.value = b.value) group by 
a.key, a.value
-POSTHOOK: type: QUERY
-POSTHOOK: Input: default@src
-POSTHOOK: Input: default@srcpart
-POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
-POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=12
-POSTHOOK: Input: default@srcpart@ds=2008-04-09/hr=11
-POSTHOOK: Input: default@srcpart@ds=2008-04-09/hr=12
-#### A masked pattern was here ####
-0      468
-10     20
-100    144
-103    144
-104    144
-105    20
-11     20
-111    20
-113    144
-114    20
-116    20
-118    144
-119    468
-12     144
-120    144
-125    144
-126    20
-128    468
-129    144
-131    20
-133    20
-134    144
-136    20
-137    144
-138    1088
-143    20
-145    20
-146    144
-149    144
-15     144
-150    20
-152    144
-153    20
-155    20
-156    20
-157    20
-158    20
-160    20
-162    20
-163    20
-164    144
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http://git-wip-us.apache.org/repos/asf/hive/blob/bfdc74ff/ql/src/test/results/clientpositive/tez_join_hash.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/tez_join_hash.q.out 
b/ql/src/test/results/clientpositive/tez_join_hash.q.out
new file mode 100644
index 0000000..6b366af
--- /dev/null
+++ b/ql/src/test/results/clientpositive/tez_join_hash.q.out
@@ -0,0 +1,920 @@
+PREHOOK: query: -- SORT_QUERY_RESULTS
+
+create table orc_src (key string, value string) STORED AS ORC
+PREHOOK: type: CREATETABLE
+PREHOOK: Output: database:default
+PREHOOK: Output: default@orc_src
+POSTHOOK: query: -- SORT_QUERY_RESULTS
+
+create table orc_src (key string, value string) STORED AS ORC
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: database:default
+POSTHOOK: Output: default@orc_src
+PREHOOK: query: insert into table orc_src select * from src
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src
+PREHOOK: Output: default@orc_src
+POSTHOOK: query: insert into table orc_src select * from src
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src
+POSTHOOK: Output: default@orc_src
+POSTHOOK: Lineage: orc_src.key SIMPLE [(src)src.FieldSchema(name:key, 
type:string, comment:default), ]
+POSTHOOK: Lineage: orc_src.value SIMPLE [(src)src.FieldSchema(name:value, 
type:string, comment:default), ]
+PREHOOK: query: explain
+SELECT count(*) FROM src, orc_src where src.key=orc_src.key
+PREHOOK: type: QUERY
+POSTHOOK: query: explain
+SELECT count(*) FROM src, orc_src where src.key=orc_src.key
+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: src
+            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: key is not null (type: boolean)
+              Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+              Select Operator
+                expressions: key (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                Reduce Output Operator
+                  key expressions: _col0 (type: string)
+                  sort order: +
+                  Map-reduce partition columns: _col0 (type: string)
+                  Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+          TableScan
+            alias: orc_src
+            Statistics: Num rows: 500 Data size: 88000 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: key is not null (type: boolean)
+              Statistics: Num rows: 500 Data size: 88000 Basic stats: COMPLETE 
Column stats: NONE
+              Select Operator
+                expressions: key (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 88000 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: 500 Data size: 88000 Basic stats: 
COMPLETE Column stats: NONE
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Inner Join 0 to 1
+          keys:
+            0 _col0 (type: string)
+            1 _col0 (type: string)
+          Statistics: Num rows: 550 Data size: 5843 Basic stats: COMPLETE 
Column stats: NONE
+          Group By Operator
+            aggregations: count()
+            mode: hash
+            outputColumnNames: _col0
+            Statistics: Num rows: 1 Data size: 8 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
+              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: count(VALUE._col0)
+          mode: mergepartial
+          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.SequenceFileInputFormat
+                output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+
+  Stage: Stage-0
+    Fetch Operator
+      limit: -1
+      Processor Tree:
+        ListSink
+
+PREHOOK: query: SELECT count(*) FROM src, orc_src where src.key=orc_src.key
+PREHOOK: type: QUERY
+PREHOOK: Input: default@orc_src
+PREHOOK: Input: default@src
+#### A masked pattern was here ####
+POSTHOOK: query: SELECT count(*) FROM src, orc_src where src.key=orc_src.key
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@orc_src
+POSTHOOK: Input: default@src
+#### A masked pattern was here ####
+1028
+PREHOOK: query: explain
+select  key, count(*) from (select x.key as key, y.value as value from
+srcpart x join srcpart y on (x.key = y.key)
+union all
+select key, value from srcpart z) a join src b on (a.value = b.value) group by 
a.key, a.value
+PREHOOK: type: QUERY
+POSTHOOK: query: explain
+select  key, count(*) from (select x.key as key, y.value as value from
+srcpart x join srcpart y on (x.key = y.key)
+union all
+select key, value from srcpart z) a join src b on (a.value = b.value) group by 
a.key, a.value
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+  Stage-12 is a root stage , consists of Stage-15, Stage-16, Stage-1
+  Stage-15 has a backup stage: Stage-1
+  Stage-10 depends on stages: Stage-15
+  Stage-9 depends on stages: Stage-1, Stage-10, Stage-11 , consists of 
Stage-13, Stage-14, Stage-2
+  Stage-13 has a backup stage: Stage-2
+  Stage-7 depends on stages: Stage-13
+  Stage-3 depends on stages: Stage-2, Stage-7, Stage-8
+  Stage-14 has a backup stage: Stage-2
+  Stage-8 depends on stages: Stage-14
+  Stage-2
+  Stage-16 has a backup stage: Stage-1
+  Stage-11 depends on stages: Stage-16
+  Stage-1
+  Stage-0 depends on stages: Stage-3
+
+STAGE PLANS:
+  Stage: Stage-12
+    Conditional Operator
+
+  Stage: Stage-15
+    Map Reduce Local Work
+      Alias -> Map Local Tables:
+        $hdt$_0-subquery1:$hdt$_0-subquery1:$hdt$_1:x 
+          Fetch Operator
+            limit: -1
+      Alias -> Map Local Operator Tree:
+        $hdt$_0-subquery1:$hdt$_0-subquery1:$hdt$_1:x 
+          TableScan
+            alias: x
+            Statistics: Num rows: 2000 Data size: 21248 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: key is not null (type: boolean)
+              Statistics: Num rows: 2000 Data size: 21248 Basic stats: 
COMPLETE Column stats: NONE
+              Select Operator
+                expressions: key (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 2000 Data size: 21248 Basic stats: 
COMPLETE Column stats: NONE
+                HashTable Sink Operator
+                  keys:
+                    0 _col0 (type: string)
+                    1 _col0 (type: string)
+
+  Stage: Stage-10
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: y
+            Statistics: Num rows: 2000 Data size: 21248 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: (key is not null and value is not null) (type: 
boolean)
+              Statistics: Num rows: 2000 Data size: 21248 Basic stats: 
COMPLETE Column stats: NONE
+              Select Operator
+                expressions: key (type: string), value (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 2000 Data size: 21248 Basic stats: 
COMPLETE Column stats: NONE
+                Map Join Operator
+                  condition map:
+                       Inner Join 0 to 1
+                  keys:
+                    0 _col0 (type: string)
+                    1 _col0 (type: string)
+                  outputColumnNames: _col1, _col2
+                  Statistics: Num rows: 2200 Data size: 23372 Basic stats: 
COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: _col2 (type: string), _col1 (type: string)
+                    outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 2200 Data size: 23372 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
+      Local Work:
+        Map Reduce Local Work
+
+  Stage: Stage-9
+    Conditional Operator
+
+  Stage: Stage-13
+    Map Reduce Local Work
+      Alias -> Map Local Tables:
+        $hdt$_1:b 
+          Fetch Operator
+            limit: -1
+      Alias -> Map Local Operator Tree:
+        $hdt$_1:b 
+          TableScan
+            alias: b
+            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: value is not null (type: boolean)
+              Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+              Select Operator
+                expressions: value (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                HashTable Sink Operator
+                  keys:
+                    0 _col1 (type: string)
+                    1 _col0 (type: string)
+
+  Stage: Stage-7
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            Union
+              Statistics: Num rows: 4200 Data size: 44620 Basic stats: 
COMPLETE Column stats: NONE
+              Map Join Operator
+                condition map:
+                     Inner Join 0 to 1
+                keys:
+                  0 _col1 (type: string)
+                  1 _col0 (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 4620 Data size: 49082 Basic stats: 
COMPLETE Column stats: NONE
+                Group By Operator
+                  aggregations: count()
+                  keys: _col0 (type: string), _col1 (type: string)
+                  mode: hash
+                  outputColumnNames: _col0, _col1, _col2
+                  Statistics: Num rows: 4620 Data size: 49082 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
+          TableScan
+            alias: z
+            Statistics: Num rows: 2000 Data size: 21248 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: value is not null (type: boolean)
+              Statistics: Num rows: 2000 Data size: 21248 Basic stats: 
COMPLETE Column stats: NONE
+              Select Operator
+                expressions: key (type: string), value (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 2000 Data size: 21248 Basic stats: 
COMPLETE Column stats: NONE
+                Union
+                  Statistics: Num rows: 4200 Data size: 44620 Basic stats: 
COMPLETE Column stats: NONE
+                  Map Join Operator
+                    condition map:
+                         Inner Join 0 to 1
+                    keys:
+                      0 _col1 (type: string)
+                      1 _col0 (type: string)
+                    outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 4620 Data size: 49082 Basic stats: 
COMPLETE Column stats: NONE
+                    Group By Operator
+                      aggregations: count()
+                      keys: _col0 (type: string), _col1 (type: string)
+                      mode: hash
+                      outputColumnNames: _col0, _col1, _col2
+                      Statistics: Num rows: 4620 Data size: 49082 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
+      Local Work:
+        Map Reduce Local Work
+
+  Stage: Stage-3
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            Reduce Output Operator
+              key expressions: _col0 (type: string), _col1 (type: string)
+              sort order: ++
+              Map-reduce partition columns: _col0 (type: string), _col1 (type: 
string)
+              Statistics: Num rows: 4620 Data size: 49082 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: string), KEY._col1 (type: string)
+          mode: mergepartial
+          outputColumnNames: _col0, _col1, _col2
+          Statistics: Num rows: 2310 Data size: 24541 Basic stats: COMPLETE 
Column stats: NONE
+          Select Operator
+            expressions: _col0 (type: string), _col2 (type: bigint)
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 2310 Data size: 24541 Basic stats: COMPLETE 
Column stats: NONE
+            File Output Operator
+              compressed: false
+              Statistics: Num rows: 2310 Data size: 24541 Basic stats: 
COMPLETE Column stats: NONE
+              table:
+                  input format: 
org.apache.hadoop.mapred.SequenceFileInputFormat
+                  output format: 
org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+                  serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+
+  Stage: Stage-14
+    Map Reduce Local Work
+      Alias -> Map Local Tables:
+        $hdt$_0-subquery2:$hdt$_0-subquery2:z 
+          Fetch Operator
+            limit: -1
+#### A masked pattern was here ####
+          Fetch Operator
+            limit: -1
+      Alias -> Map Local Operator Tree:
+        $hdt$_0-subquery2:$hdt$_0-subquery2:z 
+          TableScan
+            alias: z
+            Statistics: Num rows: 2000 Data size: 21248 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: value is not null (type: boolean)
+              Statistics: Num rows: 2000 Data size: 21248 Basic stats: 
COMPLETE Column stats: NONE
+              Select Operator
+                expressions: key (type: string), value (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 2000 Data size: 21248 Basic stats: 
COMPLETE Column stats: NONE
+                Union
+                  Statistics: Num rows: 4200 Data size: 44620 Basic stats: 
COMPLETE Column stats: NONE
+                  HashTable Sink Operator
+                    keys:
+                      0 _col1 (type: string)
+                      1 _col0 (type: string)
+#### A masked pattern was here ####
+          TableScan
+            Union
+              Statistics: Num rows: 4200 Data size: 44620 Basic stats: 
COMPLETE Column stats: NONE
+              HashTable Sink Operator
+                keys:
+                  0 _col1 (type: string)
+                  1 _col0 (type: string)
+
+  Stage: Stage-8
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: b
+            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: value is not null (type: boolean)
+              Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+              Select Operator
+                expressions: value (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+                Map Join Operator
+                  condition map:
+                       Inner Join 0 to 1
+                  keys:
+                    0 _col1 (type: string)
+                    1 _col0 (type: string)
+                  outputColumnNames: _col0, _col1
+                  Statistics: Num rows: 4620 Data size: 49082 Basic stats: 
COMPLETE Column stats: NONE
+                  Group By Operator
+                    aggregations: count()
+                    keys: _col0 (type: string), _col1 (type: string)
+                    mode: hash
+                    outputColumnNames: _col0, _col1, _col2
+                    Statistics: Num rows: 4620 Data size: 49082 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
+      Local Work:
+        Map Reduce Local Work
+
+  Stage: Stage-2
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            Union
+              Statistics: Num rows: 4200 Data size: 44620 Basic stats: 
COMPLETE Column stats: NONE
+              Reduce Output Operator
+                key expressions: _col1 (type: string)
+                sort order: +
+                Map-reduce partition columns: _col1 (type: string)
+                Statistics: Num rows: 4200 Data size: 44620 Basic stats: 
COMPLETE Column stats: NONE
+                value expressions: _col0 (type: string)
+          TableScan
+            alias: z
+            Statistics: Num rows: 2000 Data size: 21248 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: value is not null (type: boolean)
+              Statistics: Num rows: 2000 Data size: 21248 Basic stats: 
COMPLETE Column stats: NONE
+              Select Operator
+                expressions: key (type: string), value (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 2000 Data size: 21248 Basic stats: 
COMPLETE Column stats: NONE
+                Union
+                  Statistics: Num rows: 4200 Data size: 44620 Basic stats: 
COMPLETE Column stats: NONE
+                  Reduce Output Operator
+                    key expressions: _col1 (type: string)
+                    sort order: +
+                    Map-reduce partition columns: _col1 (type: string)
+                    Statistics: Num rows: 4200 Data size: 44620 Basic stats: 
COMPLETE Column stats: NONE
+                    value expressions: _col0 (type: string)
+          TableScan
+            alias: b
+            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: value is not null (type: boolean)
+              Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE 
Column stats: NONE
+              Select Operator
+                expressions: value (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 500 Data size: 5312 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: 500 Data size: 5312 Basic stats: 
COMPLETE Column stats: NONE
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Inner Join 0 to 1
+          keys:
+            0 _col1 (type: string)
+            1 _col0 (type: string)
+          outputColumnNames: _col0, _col1
+          Statistics: Num rows: 4620 Data size: 49082 Basic stats: COMPLETE 
Column stats: NONE
+          Group By Operator
+            aggregations: count()
+            keys: _col0 (type: string), _col1 (type: string)
+            mode: hash
+            outputColumnNames: _col0, _col1, _col2
+            Statistics: Num rows: 4620 Data size: 49082 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-16
+    Map Reduce Local Work
+      Alias -> Map Local Tables:
+        $hdt$_0-subquery1:$hdt$_0-subquery1:$hdt$_0:y 
+          Fetch Operator
+            limit: -1
+      Alias -> Map Local Operator Tree:
+        $hdt$_0-subquery1:$hdt$_0-subquery1:$hdt$_0:y 
+          TableScan
+            alias: y
+            Statistics: Num rows: 2000 Data size: 21248 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: (key is not null and value is not null) (type: 
boolean)
+              Statistics: Num rows: 2000 Data size: 21248 Basic stats: 
COMPLETE Column stats: NONE
+              Select Operator
+                expressions: key (type: string), value (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 2000 Data size: 21248 Basic stats: 
COMPLETE Column stats: NONE
+                HashTable Sink Operator
+                  keys:
+                    0 _col0 (type: string)
+                    1 _col0 (type: string)
+
+  Stage: Stage-11
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: x
+            Statistics: Num rows: 2000 Data size: 21248 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: key is not null (type: boolean)
+              Statistics: Num rows: 2000 Data size: 21248 Basic stats: 
COMPLETE Column stats: NONE
+              Select Operator
+                expressions: key (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 2000 Data size: 21248 Basic stats: 
COMPLETE Column stats: NONE
+                Map Join Operator
+                  condition map:
+                       Inner Join 0 to 1
+                  keys:
+                    0 _col0 (type: string)
+                    1 _col0 (type: string)
+                  outputColumnNames: _col1, _col2
+                  Statistics: Num rows: 2200 Data size: 23372 Basic stats: 
COMPLETE Column stats: NONE
+                  Select Operator
+                    expressions: _col2 (type: string), _col1 (type: string)
+                    outputColumnNames: _col0, _col1
+                    Statistics: Num rows: 2200 Data size: 23372 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
+      Local Work:
+        Map Reduce Local Work
+
+  Stage: Stage-1
+    Map Reduce
+      Map Operator Tree:
+          TableScan
+            alias: y
+            Statistics: Num rows: 2000 Data size: 21248 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: (key is not null and value is not null) (type: 
boolean)
+              Statistics: Num rows: 2000 Data size: 21248 Basic stats: 
COMPLETE Column stats: NONE
+              Select Operator
+                expressions: key (type: string), value (type: string)
+                outputColumnNames: _col0, _col1
+                Statistics: Num rows: 2000 Data size: 21248 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: 2000 Data size: 21248 Basic stats: 
COMPLETE Column stats: NONE
+                  value expressions: _col1 (type: string)
+          TableScan
+            alias: x
+            Statistics: Num rows: 2000 Data size: 21248 Basic stats: COMPLETE 
Column stats: NONE
+            Filter Operator
+              predicate: key is not null (type: boolean)
+              Statistics: Num rows: 2000 Data size: 21248 Basic stats: 
COMPLETE Column stats: NONE
+              Select Operator
+                expressions: key (type: string)
+                outputColumnNames: _col0
+                Statistics: Num rows: 2000 Data size: 21248 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: 2000 Data size: 21248 Basic stats: 
COMPLETE Column stats: NONE
+      Reduce Operator Tree:
+        Join Operator
+          condition map:
+               Inner Join 0 to 1
+          keys:
+            0 _col0 (type: string)
+            1 _col0 (type: string)
+          outputColumnNames: _col1, _col2
+          Statistics: Num rows: 2200 Data size: 23372 Basic stats: COMPLETE 
Column stats: NONE
+          Select Operator
+            expressions: _col2 (type: string), _col1 (type: string)
+            outputColumnNames: _col0, _col1
+            Statistics: Num rows: 2200 Data size: 23372 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: select key, count(*) from (select x.key as key, y.value as 
value from
+srcpart x join srcpart y on (x.key = y.key)
+union all
+select key, value from srcpart z) a join src b on (a.value = b.value) group by 
a.key, a.value
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src
+PREHOOK: Input: default@srcpart
+PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
+PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=12
+PREHOOK: Input: default@srcpart@ds=2008-04-09/hr=11
+PREHOOK: Input: default@srcpart@ds=2008-04-09/hr=12
+#### A masked pattern was here ####
+POSTHOOK: query: select key, count(*) from (select x.key as key, y.value as 
value from
+srcpart x join srcpart y on (x.key = y.key)
+union all
+select key, value from srcpart z) a join src b on (a.value = b.value) group by 
a.key, a.value
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src
+POSTHOOK: Input: default@srcpart
+POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
+POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=12
+POSTHOOK: Input: default@srcpart@ds=2008-04-09/hr=11
+POSTHOOK: Input: default@srcpart@ds=2008-04-09/hr=12
+#### A masked pattern was here ####
+0      468
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