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https://issues.apache.org/jira/browse/HIVE-11222?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14623064#comment-14623064
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Prasanth Jayachandran commented on HIVE-11222:
----------------------------------------------
Got it! Make sense. LGTM, +1
> LLAP: occasional NPE in parallel queries in ORC reader
> ------------------------------------------------------
>
> Key: HIVE-11222
> URL: https://issues.apache.org/jira/browse/HIVE-11222
> Project: Hive
> Issue Type: Sub-task
> Reporter: Sergey Shelukhin
> Assignee: Sergey Shelukhin
> Fix For: llap
>
> Attachments: HIVE-11222.patch
>
>
> {noformat}
> Caused by: java.io.IOException: java.lang.NullPointerException
> at
> org.apache.hadoop.hive.llap.io.api.impl.LlapInputFormat$LlapRecordReader.rethrowErrorIfAny(LlapInputFormat.java:275)
> at
> org.apache.hadoop.hive.llap.io.api.impl.LlapInputFormat$LlapRecordReader.nextCvb(LlapInputFormat.java:227)
> at
> org.apache.hadoop.hive.llap.io.api.impl.LlapInputFormat$LlapRecordReader.next(LlapInputFormat.java:155)
> at
> org.apache.hadoop.hive.llap.io.api.impl.LlapInputFormat$LlapRecordReader.next(LlapInputFormat.java:101)
> at
> org.apache.hadoop.hive.ql.io.HiveContextAwareRecordReader.doNext(HiveContextAwareRecordReader.java:350)
> ... 22 more
> Caused by: java.lang.NullPointerException
> at
> org.apache.hadoop.hive.ql.io.orc.RecordReaderImpl$SargApplier.pickRowGroups(RecordReaderImpl.java:709)
> at
> org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader.determineRgsToRead(OrcEncodedDataReader.java:618)
> at
> org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader.callInternal(OrcEncodedDataReader.java:195)
> at
> org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader.callInternal(OrcEncodedDataReader.java:59)
> at
> org.apache.hadoop.hive.common.CallableWithNdc.call(CallableWithNdc.java:37)
> ... 4 more
> {noformat}
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