Filters on outer join with mapjoin hint is not applied correctly
----------------------------------------------------------------
Key: HIVE-2839
URL: https://issues.apache.org/jira/browse/HIVE-2839
Project: Hive
Issue Type: Bug
Components: Query Processor
Reporter: Navis
Assignee: Navis
Priority: Minor
Fix For: 0.9.0
Testing HIVE-2820, I've found some queries with mapjoin hint makes exceptions.
{code}
SELECT /*+ MAPJOIN(a) */ * FROM src a RIGHT OUTER JOIN src b on a.key=b.key AND
true limit 10;
FAILED: Hive Internal Error:
java.lang.ClassCastException(org.apache.hadoop.hive.ql.plan.ExprNodeConstantDesc
cannot be cast to org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc)
java.lang.ClassCastException:
org.apache.hadoop.hive.ql.plan.ExprNodeConstantDesc cannot be cast to
org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc
at
org.apache.hadoop.hive.ql.optimizer.MapJoinProcessor.convertMapJoin(MapJoinProcessor.java:363)
at
org.apache.hadoop.hive.ql.optimizer.MapJoinProcessor.generateMapJoinOperator(MapJoinProcessor.java:483)
at
org.apache.hadoop.hive.ql.optimizer.MapJoinProcessor.transform(MapJoinProcessor.java:689)
at
org.apache.hadoop.hive.ql.optimizer.Optimizer.optimize(Optimizer.java:87)
at
org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:7519)
at
org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:250)
at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:431)
at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:336)
at org.apache.hadoop.hive.ql.Driver.run(Driver.java:891)
at
org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:255)
at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:212)
at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:403)
at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:671)
at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:554)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.util.RunJar.main(RunJar.java:186)
{code}
and
{code}
SELECT /*+ MAPJOIN(a) */ * FROM src a RIGHT OUTER JOIN src b on a.key=b.key AND
b.key * 10 < '1000' limit 10;
java.lang.RuntimeException: org.apache.hadoop.hive.ql.metadata.HiveException
at org.apache.hadoop.hive.ql.exec.ExecMapper.map(ExecMapper.java:161)
at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:50)
at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:391)
at org.apache.hadoop.mapred.MapTask.run(MapTask.java:325)
at org.apache.hadoop.mapred.Child$4.run(Child.java:270)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:416)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1127)
at org.apache.hadoop.mapred.Child.main(Child.java:264)
Caused by: org.apache.hadoop.hive.ql.metadata.HiveException
at
org.apache.hadoop.hive.ql.exec.MapJoinOperator.loadHashTable(MapJoinOperator.java:198)
at
org.apache.hadoop.hive.ql.exec.MapJoinOperator.cleanUpInputFileChangedOp(MapJoinOperator.java:212)
at
org.apache.hadoop.hive.ql.exec.Operator.cleanUpInputFileChanged(Operator.java:1321)
at
org.apache.hadoop.hive.ql.exec.Operator.cleanUpInputFileChanged(Operator.java:1325)
at
org.apache.hadoop.hive.ql.exec.Operator.cleanUpInputFileChanged(Operator.java:1325)
at
org.apache.hadoop.hive.ql.exec.MapOperator.process(MapOperator.java:495)
at org.apache.hadoop.hive.ql.exec.ExecMapper.map(ExecMapper.java:143)
... 8 more
{code}
--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators:
https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa
For more information on JIRA, see: http://www.atlassian.com/software/jira
