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https://issues.jboss.org/browse/TEIID-1686?page=com.atlassian.jira.plugin...
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Steven Hawkins commented on TEIID-1686:
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After looking at it some more, leaving it under this issue is fine even though the
previous close error isn't coming into play. It should be related to reusing the sort
buffer as the output buffer.
Assertion failure when using a plan result buffer
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Key: TEIID-1686
URL:
https://issues.jboss.org/browse/TEIID-1686
Project: Teiid
Issue Type: Bug
Components: Query Engine
Affects Versions: 7.4
Reporter: Steven Hawkins
Assignee: Steven Hawkins
Priority: Critical
Fix For: 7.4.1, 7.5
When a plan can reuse the result buffer, for example with a top level sort operation.
Then both the batchcollector and the processingnode may call close on the buffer. The
second clause will trigger an assertionerror:
java.lang.AssertionError: Assertion failed.
at org.teiid.core.util.Assertion.failed(Assertion.java:73)
at org.teiid.core.util.Assertion.assertTrue(Assertion.java:68)
at org.teiid.core.util.Assertion.assertTrue(Assertion.java:60)
at org.teiid.common.buffer.TupleBuffer.saveBatch(TupleBuffer.java:177)
at org.teiid.common.buffer.TupleBuffer.close(TupleBuffer.java:192)
at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:153)
at org.teiid.dqp.internal.process.RequestWorkItem.processMore(RequestWorkItem.java:352)
at org.teiid.dqp.internal.process.RequestWorkItem.process(RequestWorkItem.java:278)
at org.teiid.dqp.internal.process.AbstractWorkItem.run(AbstractWorkItem.java:49)
at org.teiid.dqp.internal.process.RequestWorkItem.run(RequestWorkItem.java:207)
at org.teiid.dqp.internal.process.DQPWorkContext.runInContext(DQPWorkContext.java:194)
at
org.teiid.dqp.internal.process.ThreadReuseExecutor$RunnableWrapper.run(ThreadReuseExecutor.java:118)
at
org.teiid.dqp.internal.process.ThreadReuseExecutor$3.run(ThreadReuseExecutor.java:288)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
at java.lang.Thread.run(Thread.java:636)
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