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From "Gopal V (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-14402) Vectorization: Fix Mapjoin overflow deserialization
Date Fri, 05 Aug 2016 10:33:20 GMT

     [ https://issues.apache.org/jira/browse/HIVE-14402?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Gopal V updated HIVE-14402:
---------------------------
       Resolution: Fixed
    Fix Version/s: 2.2.0
     Release Note: Vectorization: Fix Mapjoin overflow deserialization (Gopal V, reviewed
by Matt McCline)
           Status: Resolved  (was: Patch Available)

Pushed to master and 2.1, thanks [~mmccline].

> Vectorization: Fix Mapjoin overflow deserialization 
> ----------------------------------------------------
>
>                 Key: HIVE-14402
>                 URL: https://issues.apache.org/jira/browse/HIVE-14402
>             Project: Hive
>          Issue Type: Bug
>          Components: Vectorization
>    Affects Versions: 2.1.0, 2.2.0
>            Reporter: Gopal V
>            Assignee: Gopal V
>             Fix For: 2.2.0
>
>         Attachments: HIVE-14402.1.patch, HIVE-14402.2.patch
>
>
> This is in a codepath currently disabled in master, however enabling it triggers OOB.
> {code}
> Caused by: java.lang.ArrayIndexOutOfBoundsException: 1024
>         at org.apache.hadoop.hive.ql.exec.vector.BytesColumnVector.setRef(BytesColumnVector.java:92)
>         at org.apache.hadoop.hive.ql.exec.vector.VectorDeserializeRow.deserializeRowColumn(VectorDeserializeRow.java:415)
>         at org.apache.hadoop.hive.ql.exec.vector.VectorDeserializeRow.deserialize(VectorDeserializeRow.java:674)
>         at org.apache.hadoop.hive.ql.exec.vector.mapjoin.VectorMapJoinGenerateResultOperator.generateHashMapResultLargeMultiValue(VectorMapJoinGenerateResultOperator.java:307)
>         at org.apache.hadoop.hive.ql.exec.vector.mapjoin.VectorMapJoinGenerateResultOperator.generateHashMapResultMultiValue(VectorMapJoinGenerateResultOperator.java:226)
>         at org.apache.hadoop.hive.ql.exec.vector.mapjoin.VectorMapJoinGenerateResultOperator.generateHashMapResultRepeatedAll(VectorMapJoinGenerateResultOperator.java:391)
> {code}



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