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From "Jacques Nadeau (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (DRILL-4026) CTAS Auto Partition on a wide varchar column is giving an IllegalReferenceCountException
Date Fri, 06 Nov 2015 16:53:27 GMT

    [ https://issues.apache.org/jira/browse/DRILL-4026?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14993943#comment-14993943
] 

Jacques Nadeau commented on DRILL-4026:
---------------------------------------

Is this a regression?

> CTAS Auto Partition on a wide varchar column is giving an IllegalReferenceCountException
> ----------------------------------------------------------------------------------------
>
>                 Key: DRILL-4026
>                 URL: https://issues.apache.org/jira/browse/DRILL-4026
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Execution - Data Types, Storage - Writer
>            Reporter: Rahul Challapalli
>         Attachments: abc.tbl
>
>
> git.commit.id.abbrev=bb69f22
> The below query fails
> {code}
> create table vc_part partition by (a) as select cast(columns[0] as varchar(6000)) a,
columns[1] b from dfs.`/drill/testdata/abc.tbl`;
> Error: SYSTEM ERROR: IllegalReferenceCountException: refCnt: 0
> Fragment 0:0
> [Error Id: 8bbfcadb-07bb-468c-a772-24c85cecbcf6 on qa-node191.qa.lab:31010]
>   (io.netty.util.IllegalReferenceCountException) refCnt: 0
>     io.netty.buffer.AbstractByteBuf.ensureAccessible():1178
>     io.netty.buffer.DrillBuf.checkIndexD():184
>     io.netty.buffer.DrillBuf.checkBytes():205
>     org.apache.drill.exec.expr.fn.impl.ByteFunctionHelpers.compare():101
>     org.apache.drill.exec.test.generated.ProjectorGen2.doEval():49
>     org.apache.drill.exec.test.generated.ProjectorGen2.projectRecords():62
>     org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.doWork():173
>     org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext():93
>     org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.innerNext():130
>     org.apache.drill.exec.record.AbstractRecordBatch.next():156
>     org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next():119
>     org.apache.drill.exec.record.AbstractRecordBatch.next():113
>     org.apache.drill.exec.record.AbstractRecordBatch.next():103
>     org.apache.drill.exec.physical.impl.WriterRecordBatch.innerNext():91
>     org.apache.drill.exec.record.AbstractRecordBatch.next():156
>     org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next():119
>     org.apache.drill.exec.record.AbstractRecordBatch.next():113
>     org.apache.drill.exec.record.AbstractRecordBatch.next():103
>     org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext():51
>     org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.innerNext():130
>     org.apache.drill.exec.record.AbstractRecordBatch.next():156
>     org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next():119
>     org.apache.drill.exec.physical.impl.BaseRootExec.next():104
>     org.apache.drill.exec.physical.impl.ScreenCreator$ScreenRoot.innerNext():80
>     org.apache.drill.exec.physical.impl.BaseRootExec.next():94
>     org.apache.drill.exec.work.fragment.FragmentExecutor$1.run():256
>     org.apache.drill.exec.work.fragment.FragmentExecutor$1.run():250
>     java.security.AccessController.doPrivileged():-2
>     javax.security.auth.Subject.doAs():415
>     org.apache.hadoop.security.UserGroupInformation.doAs():1595
>     org.apache.drill.exec.work.fragment.FragmentExecutor.run():250
>     org.apache.drill.common.SelfCleaningRunnable.run():38
>     java.util.concurrent.ThreadPoolExecutor.runWorker():1145
>     java.util.concurrent.ThreadPoolExecutor$Worker.run():615
>     java.lang.Thread.run():745 (state=,code=0)
> {code}
> The data set contains a widestring (5000 chars) as the first column



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