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Posted to dev@hive.apache.org by "Ashutosh Chauhan (JIRA)" <ji...@apache.org> on 2014/09/06 22:10:28 UTC

[jira] [Resolved] (HIVE-7813) Hive join key not null shouldn't be generated for partition column

     [ https://issues.apache.org/jira/browse/HIVE-7813?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ashutosh Chauhan resolved HIVE-7813.
------------------------------------
       Resolution: Fixed
    Fix Version/s: 0.14.0

Fixed via HIVE-7912

> Hive join key not null shouldn't be generated for partition column
> ------------------------------------------------------------------
>
>                 Key: HIVE-7813
>                 URL: https://issues.apache.org/jira/browse/HIVE-7813
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Laljo John Pullokkaran
>            Assignee: Ashutosh Chauhan
>             Fix For: 0.14.0
>
>
> Hive generates not null predicate on join key to avoid scanning in nulls.
> However for partition columns this is not needed as partition column will always be non null. Without this, PPR may evaluate not null predicate.



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