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https://issues.apache.org/jira/browse/HIVE-12198?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sergey Shelukhin updated HIVE-12198:
------------------------------------
Attachment: HIVE-12171.patch
> LLAP: reader failures when querying uncompressed data
> -----------------------------------------------------
>
> Key: HIVE-12198
> URL: https://issues.apache.org/jira/browse/HIVE-12198
> Project: Hive
> Issue Type: Bug
> Affects Versions: 2.0.0
> Reporter: Gopal V
> Assignee: Sergey Shelukhin
> Attachments: HIVE-12171.patch
>
>
> {code}
> hive> select sum(l_extendedprice * l_discount) as revenue from
> testing.lineitem where l_shipdate >= '1993-01-01' and l_shipdate <
> '1994-01-01' ;
> Caused by: java.lang.ClassCastException:
> org.apache.hadoop.hive.ql.io.orc.encoded.EncodedReaderImpl$UncompressedCacheChunk
> cannot be cast to
> org.apache.hadoop.hive.ql.io.orc.RecordReaderImpl$BufferChunk
> at
> org.apache.hadoop.hive.ql.io.orc.encoded.EncodedReaderImpl.copyAndReplaceUncompressedChunks(EncodedReaderImpl.java:962)
> at
> org.apache.hadoop.hive.ql.io.orc.encoded.EncodedReaderImpl.preReadUncompressedStream(EncodedReaderImpl.java:890)
> at
> org.apache.hadoop.hive.ql.io.orc.encoded.EncodedReaderImpl.readEncodedColumns(EncodedReaderImpl.java:319)
> at
> org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader.performDataRead(OrcEncodedDataReader.java:413)
> at
> org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader$4.run(OrcEncodedDataReader.java:194)
> at
> org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader$4.run(OrcEncodedDataReader.java:191)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1657)
> at
> org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader.callInternal(OrcEncodedDataReader.java:191)
> at
> org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader.callInternal(OrcEncodedDataReader.java:74)
> at
> org.apache.hadoop.hive.common.CallableWithNdc.call(CallableWithNdc.java:37)
> ... 4 more
> {code}
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