[
https://issues.apache.org/jira/browse/HIVE-19850?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Ashutosh Chauhan updated HIVE-19850:
------------------------------------
Resolution: Fixed
Fix Version/s: 4.0.0
Status: Resolved (was: Patch Available)
Pushed to master. Thanks, Ganesha!
> Dynamic partition pruning in Tez is leading to 'No work found for tablescan'
> error
> ----------------------------------------------------------------------------------
>
> Key: HIVE-19850
> URL: https://issues.apache.org/jira/browse/HIVE-19850
> Project: Hive
> Issue Type: Bug
> Components: Tez
> Affects Versions: 3.0.0
> Reporter: Ganesha Shreedhara
> Assignee: Ganesha Shreedhara
> Priority: Major
> Fix For: 4.0.0
>
> Attachments: HIVE-19850.patch
>
>
>
> When multiple views are used along with union all, it is resulting in the
> following error when dynamic partition pruning is enabled in tez.
>
> {code:java}
> Exception in thread "main" java.lang.AssertionError: No work found for
> tablescan TS[8]
> at
> org.apache.hadoop.hive.ql.parse.GenTezUtils.processAppMasterEvent(GenTezUtils.java:408)
> at
> org.apache.hadoop.hive.ql.parse.TezCompiler.generateTaskTree(TezCompiler.java:383)
> at
> org.apache.hadoop.hive.ql.parse.TaskCompiler.compile(TaskCompiler.java:205)
> at
> org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:10371)
> at
> org.apache.hadoop.hive.ql.parse.CalcitePlanner.analyzeInternal(CalcitePlanner.java:208)
> at
> org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:239)
> at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:479)
> at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:347)
> at org.apache.hadoop.hive.ql.Driver.compileInternal(Driver.java:1203)
> at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1257)
> at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1140)
> at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1130)
> at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:258)
> at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:204)
> at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:433)
> at org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:894)
> at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:825)
> at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:726)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at org.apache.hadoop.util.RunJar.run(RunJar.java:223)
> at org.apache.hadoop.util.RunJar.main(RunJar.java:136){code}
>
> *Steps to reproduce:*
> set hive.execution.engine=tez;
> set hive.tez.dynamic.partition.pruning=true;
> CREATE TABLE t1(key string, value string, c_int int, c_float float, c_boolean
> boolean) partitioned by (dt string);
> CREATE TABLE t2(key string, value string, c_int int, c_float float, c_boolean
> boolean) partitioned by (dt string);
> CREATE TABLE t3(key string, value string, c_int int, c_float float, c_boolean
> boolean) partitioned by (dt string);
>
> insert into table t1 partition(dt='2018') values ('k1','v1',1,1.0,true);
> insert into table t2 partition(dt='2018') values ('k2','v2',2,2.0,true);
> insert into table t3 partition(dt='2018') values ('k3','v3',3,3.0,true);
>
> CREATE VIEW `view1` AS select
> `t1`.`key`,`t1`.`value`,`t1`.`c_int`,`t1`.`c_float`,`t1`.`c_boolean`,`t1`.`dt`
> from `t1` union all select
> `t2`.`key`,`t2`.`value`,`t2`.`c_int`,`t2`.`c_float`,`t2`.`c_boolean`,`t2`.`dt`
> from `t2`;
> CREATE VIEW `view2` AS select
> `t2`.`key`,`t2`.`value`,`t2`.`c_int`,`t2`.`c_float`,`t2`.`c_boolean`,`t2`.`dt`
> from `t2` union all select
> `t3`.`key`,`t3`.`value`,`t3`.`c_int`,`t3`.`c_float`,`t3`.`c_boolean`,`t3`.`dt`
> from `t3`;
> create table t4 as select key,value,c_int,c_float,c_boolean,dt from t1 union
> all select v1.key,v1.value,v1.c_int,v1.c_float,v1.c_boolean,v1.dt from view1
> v1 join view2 v2 on v1.dt=v2.dt;
> CREATE VIEW `view3` AS select
> `t4`.`key`,`t4`.`value`,`t4`.`c_int`,`t4`.`c_float`,`t4`.`c_boolean`,`t4`.`dt`
> from `t4` union all select
> `t1`.`key`,`t1`.`value`,`t1`.`c_int`,`t1`.`c_float`,`t1`.`c_boolean`,`t1`.`dt`
> from `t1`;
>
> select count(0) from view2 v2 join view3 v3 on v2.dt=v3.dt; // Throws No work
> found for tablescan error
--
This message was sent by Atlassian JIRA
(v7.6.3#76005)
