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Posted to dev@hive.apache.org by "Prasanth J (JIRA)" <ji...@apache.org> on 2013/12/10 22:50:07 UTC

[jira] [Updated] (HIVE-5580) push down predicates with an and-operator between non-SARGable predicates will get NPE

     [ https://issues.apache.org/jira/browse/HIVE-5580?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Prasanth J updated HIVE-5580:
-----------------------------

    Attachment: HIVE-5580.2.patch

Refreshed this patch with trunk and also modified tests that referenced old unknown columns.

> push down predicates with an and-operator between non-SARGable predicates will get NPE
> --------------------------------------------------------------------------------------
>
>                 Key: HIVE-5580
>                 URL: https://issues.apache.org/jira/browse/HIVE-5580
>             Project: Hive
>          Issue Type: Bug
>          Components: File Formats
>            Reporter: Owen O'Malley
>            Assignee: Owen O'Malley
>         Attachments: D13533.1.patch, HIVE-5580.2.patch
>
>
> When all of the predicates in an AND-operator in a SARG expression get removed by the SARG builder, evaluation can end up with a NPE. Sub-expressions are typically removed from AND-operators because they aren't SARGable.



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