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From "Namit Jain (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-3430) group by followed by join with the same key should be optimized
Date Wed, 05 Sep 2012 11:52:07 GMT

    [ https://issues.apache.org/jira/browse/HIVE-3430?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13448653#comment-13448653
] 

Namit Jain commented on HIVE-3430:
----------------------------------

The final join should be run as a sort-merge join ideally.
                
> group by followed by join with the same key should be optimized
> ---------------------------------------------------------------
>
>                 Key: HIVE-3430
>                 URL: https://issues.apache.org/jira/browse/HIVE-3430
>             Project: Hive
>          Issue Type: Improvement
>          Components: Query Processor
>            Reporter: Namit Jain
>


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