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Posted to dev@hive.apache.org by "Laljo John Pullokkaran (JIRA)" <ji...@apache.org> on 2014/08/30 02:17:54 UTC

[jira] [Assigned] (HIVE-7464) CBO:Add rule for Join Simplification

     [ https://issues.apache.org/jira/browse/HIVE-7464?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Laljo John Pullokkaran reassigned HIVE-7464:
--------------------------------------------

    Assignee: Laljo John Pullokkaran

> CBO:Add rule for Join Simplification
> ------------------------------------
>
>                 Key: HIVE-7464
>                 URL: https://issues.apache.org/jira/browse/HIVE-7464
>             Project: Hive
>          Issue Type: Sub-task
>            Reporter: Laljo John Pullokkaran
>            Assignee: Laljo John Pullokkaran
>
> Fil (R1.x=r2.x) <- Cross Join can be translated to
> Inner Join.
> Similarly Filter followed by Outer joins can be used to translate outer joins to inner joins.



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