Author: gunther
Date: Thu Sep 11 18:53:14 2014
New Revision: 1624361
URL: http://svn.apache.org/r1624361
Log:
HIVE-8042: Optionally allow move tasks to run in parallel (Gunther Hagleitner,
reviewed by Ashutosh Chauhan)
Added:
hive/trunk/ql/src/test/results/clientpositive/tez/parallel.q.out
Modified:
hive/trunk/itests/src/test/resources/testconfiguration.properties
hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/Driver.java
Modified: hive/trunk/itests/src/test/resources/testconfiguration.properties
URL:
http://svn.apache.org/viewvc/hive/trunk/itests/src/test/resources/testconfiguration.properties?rev=1624361&r1=1624360&r2=1624361&view=diff
==============================================================================
--- hive/trunk/itests/src/test/resources/testconfiguration.properties (original)
+++ hive/trunk/itests/src/test/resources/testconfiguration.properties Thu Sep
11 18:53:14 2014
@@ -95,6 +95,7 @@ minitez.query.files.shared=alter_merge_2
orc_merge2.q,\
orc_merge3.q,\
orc_merge4.q,\
+ parallel.q,\
ptf.q,\
sample1.q,\
script_env_var1.q,\
Modified: hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/Driver.java
URL:
http://svn.apache.org/viewvc/hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/Driver.java?rev=1624361&r1=1624360&r2=1624361&view=diff
==============================================================================
--- hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/Driver.java (original)
+++ hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/Driver.java Thu Sep 11
18:53:14 2014
@@ -44,6 +44,7 @@ import org.apache.hadoop.hive.metastore.
import org.apache.hadoop.hive.metastore.api.Schema;
import org.apache.hadoop.hive.ql.exec.ConditionalTask;
import org.apache.hadoop.hive.ql.exec.FetchTask;
+import org.apache.hadoop.hive.ql.exec.MoveTask;
import org.apache.hadoop.hive.ql.exec.Operator;
import org.apache.hadoop.hive.ql.exec.TableScanOperator;
import org.apache.hadoop.hive.ql.exec.Task;
@@ -1523,10 +1524,17 @@ public class Driver implements CommandPr
cxt.launching(tskRun);
// Launch Task
- if (HiveConf.getBoolVar(conf, HiveConf.ConfVars.EXECPARALLEL) &&
tsk.isMapRedTask()) {
+ if (HiveConf.getBoolVar(conf, HiveConf.ConfVars.EXECPARALLEL)
+ && (tsk.isMapRedTask() || (tsk instanceof MoveTask))) {
// Launch it in the parallel mode, as a separate thread only for MR tasks
+ if (LOG.isInfoEnabled()){
+ LOG.info("Starting task [" + tsk + "] in parallel");
+ }
tskRun.start();
} else {
+ if (LOG.isInfoEnabled()){
+ LOG.info("Starting task [" + tsk + "] in serial mode");
+ }
tskRun.runSequential();
}
return tskRun;
Added: hive/trunk/ql/src/test/results/clientpositive/tez/parallel.q.out
URL:
http://svn.apache.org/viewvc/hive/trunk/ql/src/test/results/clientpositive/tez/parallel.q.out?rev=1624361&view=auto
==============================================================================
--- hive/trunk/ql/src/test/results/clientpositive/tez/parallel.q.out (added)
+++ hive/trunk/ql/src/test/results/clientpositive/tez/parallel.q.out Thu Sep 11
18:53:14 2014
@@ -0,0 +1,1453 @@
+PREHOOK: query: -- SORT_QUERY_RESULTS
+
+create table if not exists src_a like src
+PREHOOK: type: CREATETABLE
+PREHOOK: Output: database:default
+PREHOOK: Output: default@src_a
+POSTHOOK: query: -- SORT_QUERY_RESULTS
+
+create table if not exists src_a like src
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: database:default
+POSTHOOK: Output: default@src_a
+PREHOOK: query: create table if not exists src_b like src
+PREHOOK: type: CREATETABLE
+PREHOOK: Output: database:default
+PREHOOK: Output: default@src_b
+POSTHOOK: query: create table if not exists src_b like src
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: database:default
+POSTHOOK: Output: default@src_b
+PREHOOK: query: explain
+from (select key, value from src group by key, value) s
+insert overwrite table src_a select s.key, s.value group by s.key, s.value
+insert overwrite table src_b select s.key, s.value group by s.key, s.value
+PREHOOK: type: QUERY
+POSTHOOK: query: explain
+from (select key, value from src group by key, value) s
+insert overwrite table src_a select s.key, s.value group by s.key, s.value
+insert overwrite table src_b select s.key, s.value group by s.key, s.value
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+ Stage-2 is a root stage
+ Stage-3 depends on stages: Stage-2
+ Stage-0 depends on stages: Stage-3
+ Stage-4 depends on stages: Stage-0
+ Stage-1 depends on stages: Stage-3
+ Stage-5 depends on stages: Stage-1
+
+STAGE PLANS:
+ Stage: Stage-2
+ Tez
+ Edges:
+ Reducer 2 <- Map 1 (SIMPLE_EDGE)
+ Reducer 3 <- Reducer 2 (SIMPLE_EDGE)
+#### A masked pattern was here ####
+ Vertices:
+ Map 1
+ Map Operator Tree:
+ TableScan
+ alias: src
+ Statistics: Num rows: 500 Data size: 5312 Basic stats:
COMPLETE Column stats: NONE
+ Select Operator
+ expressions: key (type: string), value (type: string)
+ outputColumnNames: key, value
+ Statistics: Num rows: 500 Data size: 5312 Basic stats:
COMPLETE Column stats: NONE
+ Group By Operator
+ keys: key (type: string), value (type: string)
+ mode: hash
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 500 Data size: 5312 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: 500 Data size: 5312 Basic stats:
COMPLETE Column stats: NONE
+ Reducer 2
+ Reduce Operator Tree:
+ Group By Operator
+ keys: KEY._col0 (type: string), KEY._col1 (type: string)
+ mode: mergepartial
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 250 Data size: 2656 Basic stats:
COMPLETE Column stats: NONE
+ Select Operator
+ expressions: _col0 (type: string), _col1 (type: string)
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 250 Data size: 2656 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: 250 Data size: 2656 Basic stats:
COMPLETE Column stats: NONE
+ Reducer 3
+ Reduce Operator Tree:
+ Forward
+ Statistics: Num rows: 250 Data size: 2656 Basic stats:
COMPLETE Column stats: NONE
+ Group By Operator
+ keys: KEY._col0 (type: string), KEY._col1 (type: string)
+ mode: complete
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 125 Data size: 1328 Basic stats:
COMPLETE Column stats: NONE
+ Select Operator
+ expressions: _col0 (type: string), _col1 (type: string)
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 125 Data size: 1328 Basic stats:
COMPLETE Column stats: NONE
+ File Output Operator
+ compressed: false
+ Statistics: Num rows: 125 Data size: 1328 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
+ name: default.src_a
+ Group By Operator
+ keys: KEY._col0 (type: string), KEY._col1 (type: string)
+ mode: complete
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 125 Data size: 1328 Basic stats:
COMPLETE Column stats: NONE
+ Select Operator
+ expressions: _col0 (type: string), _col1 (type: string)
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 125 Data size: 1328 Basic stats:
COMPLETE Column stats: NONE
+ File Output Operator
+ compressed: false
+ Statistics: Num rows: 125 Data size: 1328 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
+ name: default.src_b
+
+ Stage: Stage-3
+ Dependency Collection
+
+ Stage: Stage-0
+ Move Operator
+ tables:
+ replace: true
+ 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
+ name: default.src_a
+
+ Stage: Stage-4
+ Stats-Aggr Operator
+
+ Stage: Stage-1
+ Move Operator
+ tables:
+ replace: true
+ 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
+ name: default.src_b
+
+ Stage: Stage-5
+ Stats-Aggr Operator
+
+PREHOOK: query: from (select key, value from src group by key, value) s
+insert overwrite table src_a select s.key, s.value group by s.key, s.value
+insert overwrite table src_b select s.key, s.value group by s.key, s.value
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src
+PREHOOK: Output: default@src_a
+PREHOOK: Output: default@src_b
+POSTHOOK: query: from (select key, value from src group by key, value) s
+insert overwrite table src_a select s.key, s.value group by s.key, s.value
+insert overwrite table src_b select s.key, s.value group by s.key, s.value
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src
+POSTHOOK: Output: default@src_a
+POSTHOOK: Output: default@src_b
+POSTHOOK: Lineage: src_a.key SIMPLE [(src)src.FieldSchema(name:key,
type:string, comment:default), ]
+POSTHOOK: Lineage: src_a.value SIMPLE [(src)src.FieldSchema(name:value,
type:string, comment:default), ]
+POSTHOOK: Lineage: src_b.key SIMPLE [(src)src.FieldSchema(name:key,
type:string, comment:default), ]
+POSTHOOK: Lineage: src_b.value SIMPLE [(src)src.FieldSchema(name:value,
type:string, comment:default), ]
+PREHOOK: query: select * from src_a
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src_a
+#### A masked pattern was here ####
+POSTHOOK: query: select * from src_a
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src_a
+#### A masked pattern was here ####
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+PREHOOK: query: select * from src_b
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src_b
+#### A masked pattern was here ####
+POSTHOOK: query: select * from src_b
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src_b
+#### A masked pattern was here ####
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+PREHOOK: query: from (select key, value from src group by key, value) s
+insert overwrite table src_a select s.key, s.value group by s.key, s.value
+insert overwrite table src_b select s.key, s.value group by s.key, s.value
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src
+PREHOOK: Output: default@src_a
+PREHOOK: Output: default@src_b
+POSTHOOK: query: from (select key, value from src group by key, value) s
+insert overwrite table src_a select s.key, s.value group by s.key, s.value
+insert overwrite table src_b select s.key, s.value group by s.key, s.value
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src
+POSTHOOK: Output: default@src_a
+POSTHOOK: Output: default@src_b
+POSTHOOK: Lineage: src_a.key SIMPLE [(src)src.FieldSchema(name:key,
type:string, comment:default), ]
+POSTHOOK: Lineage: src_a.value SIMPLE [(src)src.FieldSchema(name:value,
type:string, comment:default), ]
+POSTHOOK: Lineage: src_b.key SIMPLE [(src)src.FieldSchema(name:key,
type:string, comment:default), ]
+POSTHOOK: Lineage: src_b.value SIMPLE [(src)src.FieldSchema(name:value,
type:string, comment:default), ]
+PREHOOK: query: select * from src_a
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src_a
+#### A masked pattern was here ####
+POSTHOOK: query: select * from src_a
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src_a
+#### A masked pattern was here ####
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+PREHOOK: query: select * from src_b
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src_b
+#### A masked pattern was here ####
+POSTHOOK: query: select * from src_b
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src_b
+#### A masked pattern was here ####
+0 val_0
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+9 val_9
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+95 val_95
+96 val_96
+97 val_97
+98 val_98
