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From "Lefty Leverenz (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-7385) Optimize for empty relation scans
Date Sat, 19 Jul 2014 20:53:38 GMT

    [ https://issues.apache.org/jira/browse/HIVE-7385?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14067675#comment-14067675
] 

Lefty Leverenz commented on HIVE-7385:
--------------------------------------

This adds configuration parameter *hive.optimize.null.scan* with a default of true.  It needs
to be documented in the wiki for 0.14.0.

* [Configuration Properties | https://cwiki.apache.org/confluence/display/Hive/Configuration+Properties]

> Optimize for empty relation scans
> ---------------------------------
>
>                 Key: HIVE-7385
>                 URL: https://issues.apache.org/jira/browse/HIVE-7385
>             Project: Hive
>          Issue Type: Bug
>          Components: Query Processor
>            Reporter: Ashutosh Chauhan
>            Assignee: Ashutosh Chauhan
>              Labels: TODOC14
>             Fix For: 0.14.0
>
>         Attachments: HIVE-7385.1.patch, HIVE-7385.2.patch, HIVE-7385.patch
>
>




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