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Posted to dev@hive.apache.org by "Namit Jain (JIRA)" <ji...@apache.org> on 2010/11/22 08:05:14 UTC

[jira] Commented: (HIVE-1787) optimize the code path when there are no outer joins

    [ https://issues.apache.org/jira/browse/HIVE-1787?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12934405#action_12934405 ] 

Namit Jain commented on HIVE-1787:
----------------------------------

+1

running tests.

How much improvement did it lead to in the join queries ?

> optimize the code path when there are no outer joins
> ----------------------------------------------------
>
>                 Key: HIVE-1787
>                 URL: https://issues.apache.org/jira/browse/HIVE-1787
>             Project: Hive
>          Issue Type: Improvement
>          Components: Query Processor
>            Reporter: Namit Jain
>            Assignee: Siying Dong
>         Attachments: HIVE-1787.1.patch
>
>
> Currently, outer joins and joins are handled in the same manner - a special case for no outer joins would be useful

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