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From "Sergey Shelukhin (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-12198) LLAP: reader failures when querying uncompressed data
Date Thu, 15 Oct 2015 22:01:05 GMT

     [ https://issues.apache.org/jira/browse/HIVE-12198?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Sergey Shelukhin updated HIVE-12198:
------------------------------------
    Attachment:     (was: 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-12198.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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