[teiid-issues] [JBoss JIRA] (TEIID-4244) Assertion failed error when joining duplicate rows to a table from other source

[dalex dalex (JIRA)]

    [ https://issues.jboss.org/browse/TEIID-4244?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13248595#comment-13248595 ] 

dalex dalex commented on TEIID-4244:
------------------------------------

[~shawkins] thx a lot for the quick fix.

> Assertion failed error when joining duplicate rows to a table from other source
> -------------------------------------------------------------------------------
>
>                 Key: TEIID-4244
>                 URL: https://issues.jboss.org/browse/TEIID-4244
>             Project: Teiid
>          Issue Type: Bug
>          Components: Query Engine
>    Affects Versions: 8.12
>         Environment: teiid-8.12-Beta1 on Red Hat JBoss Enterprise Application Platform - Version 6.3.0.GA
>            Reporter: dalex dalex
>            Assignee: Steven Hawkins
>             Fix For: 9.0, 8.13.6
>
>
> I get the following error when joining duplicate rows to a table from other source:
> {code}
> 17:20:52,718 ERROR [org.teiid.PROCESSOR] (Worker0_QueryProcessorQueue21) irzl30n7Sda0 TEIID30019 Unexpected exception for request irzl30n7Sda0.8: java.lang.AssertionError: ASSERTION
> FAILED: expected reference to be not null
>         at org.teiid.core.util.Assertion.failed(Assertion.java:73) [teiid-common-core-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.core.util.Assertion.isNotNull(Assertion.java:100) [teiid-common-core-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.core.util.Assertion.isNotNull(Assertion.java:92) [teiid-common-core-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.common.buffer.TupleBuffer.getBatch(TupleBuffer.java:286) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.common.buffer.TupleBuffer$TupleBufferTupleSource.getBatch(TupleBuffer.java:74) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.common.buffer.AbstractTupleSource.getCurrentTuple(AbstractTupleSource.java:62) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.common.buffer.AbstractTupleSource.hasNext(AbstractTupleSource.java:92) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.query.processor.relational.MergeJoinStrategy.compareToPrevious(MergeJoinStrategy.java:279) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.query.processor.relational.MergeJoinStrategy.process(MergeJoinStrategy.java:237) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.query.processor.relational.EnhancedSortMergeJoinStrategy.process(EnhancedSortMergeJoinStrategy.java:416) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.query.processor.relational.JoinNode.nextBatchDirect(JoinNode.java:227) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:278) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.query.processor.relational.LimitNode.nextBatchDirect(LimitNode.java:102) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:278) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.query.processor.relational.ProjectNode.nextBatchDirect(ProjectNode.java:148) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:278) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.query.processor.relational.RelationalPlan.nextBatch(RelationalPlan.java:145) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.query.processor.QueryProcessor.nextBatchDirect(QueryProcessor.java:151) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.query.processor.QueryProcessor.nextBatch(QueryProcessor.java:114) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:164) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:146) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.dqp.internal.process.RequestWorkItem.processMore(RequestWorkItem.java:462) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.dqp.internal.process.RequestWorkItem.process(RequestWorkItem.java:344) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.dqp.internal.process.AbstractWorkItem.run(AbstractWorkItem.java:51) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.dqp.internal.process.RequestWorkItem.run(RequestWorkItem.java:271) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.dqp.internal.process.DQPWorkContext.runInContext(DQPWorkContext.java:276) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.dqp.internal.process.ThreadReuseExecutor$RunnableWrapper.run(ThreadReuseExecutor.java:119) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at org.teiid.dqp.internal.process.ThreadReuseExecutor$3.run(ThreadReuseExecutor.java:210) [teiid-engine-8.12.0.Beta1.jar:8.12.0.Beta1]
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [rt.jar:1.7.0_67]
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [rt.jar:1.7.0_67]
>         at java.lang.Thread.run(Thread.java:745) [rt.jar:1.7.0_67]
> {code}



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