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https://issues.apache.org/jira/browse/TAJO-620?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13909322#comment-13909322
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Hyunsik Choi commented on TAJO-620:
-----------------------------------
I missed the stack trace.
{noformat}
java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
at java.util.ArrayList.rangeCheck(ArrayList.java:635)
at java.util.ArrayList.get(ArrayList.java:411)
at
org.apache.tajo.master.querymaster.Repartitioner.scheduleFragmentsForJoinQuery(Repartitioner.java:103)
at
org.apache.tajo.master.querymaster.SubQuery$InitAndRequestContainer.schedule(SubQuery.java:730)
at
org.apache.tajo.master.querymaster.SubQuery$InitAndRequestContainer.transition(SubQuery.java:579)
at
org.apache.tajo.master.querymaster.SubQuery$InitAndRequestContainer.transition(SubQuery.java:560)
at
org.apache.hadoop.yarn.state.StateMachineFactory$MultipleInternalArc.doTransition(StateMachineFactory.java:385)
at
org.apache.hadoop.yarn.state.StateMachineFactory.doTransition(StateMachineFactory.java:302)
at
org.apache.hadoop.yarn.state.StateMachineFactory.access$300(StateMachineFactory.java:46)
at
org.apache.hadoop.yarn.state.StateMachineFactory$InternalStateMachine.doTransition(StateMachineFactory.java:448)
at org.apache.tajo.master.querymaster.SubQuery.handle(SubQuery.java:537)
at
org.apache.tajo.master.querymaster.Query$StartTransition.transition(Query.java:332)
at
org.apache.tajo.master.querymaster.Query$StartTransition.transition(Query.java:321)
at
org.apache.hadoop.yarn.state.StateMachineFactory$SingleInternalArc.doTransition(StateMachineFactory.java:362)
at
org.apache.hadoop.yarn.state.StateMachineFactory.doTransition(StateMachineFactory.java:302)
at
org.apache.hadoop.yarn.state.StateMachineFactory.access$300(StateMachineFactory.java:46)
at
org.apache.hadoop.yarn.state.StateMachineFactory$InternalStateMachine.doTransition(StateMachineFactory.java:448)
at org.apache.tajo.master.querymaster.Query.handle(Query.java:646)
at org.apache.tajo.master.querymaster.Query.handle(Query.java:58)
at
org.apache.tajo.master.TajoAsyncDispatcher.dispatch(TajoAsyncDispatcher.java:137)
at
org.apache.tajo.master.TajoAsyncDispatcher$1.run(TajoAsyncDispatcher.java:79)
at java.lang.Thread.run(Thread.java:744)
{noformat}
> A join query can cause IndexOutOfBoundsException if one of tables is empty.
> ---------------------------------------------------------------------------
>
> Key: TAJO-620
> URL: https://issues.apache.org/jira/browse/TAJO-620
> Project: Tajo
> Issue Type: Bug
> Components: distributed query plan
> Affects Versions: 0.8-incubating, 1.0-incubating
> Reporter: Hyunsik Choi
> Priority: Minor
> Labels: newbie
>
> A join query can cause IndexOutOfBoundsException if one of tables is empty.
> The reproduction condition is very straightforward. We should fix it.
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