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From "Prasanth J (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-8778) ORC split elimination can cause NPE when column statistics is null
Date Fri, 07 Nov 2014 17:35:34 GMT

     [ https://issues.apache.org/jira/browse/HIVE-8778?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Prasanth J updated HIVE-8778:
-----------------------------
       Resolution: Fixed
    Fix Version/s: 0.15.0
           Status: Resolved  (was: Patch Available)

Committed to trunk and branch-0.14

> ORC split elimination can cause NPE when column statistics is null
> ------------------------------------------------------------------
>
>                 Key: HIVE-8778
>                 URL: https://issues.apache.org/jira/browse/HIVE-8778
>             Project: Hive
>          Issue Type: Bug
>    Affects Versions: 0.14.0
>            Reporter: Prasanth J
>            Assignee: Prasanth J
>            Priority: Critical
>             Fix For: 0.14.0, 0.15.0
>
>         Attachments: HIVE-8778.1.patch
>
>
> Row group elimination has protection for NULL statistics values in RecordReaderImpl.evaluatePredicate()
which then calls evaluatePredicateRange(). But split elimination directly calls evaluatePredicateRange()
without NULL protection. This can lead to NullPointerException when a column is NULL in entire
stripe. 



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