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Posted to dev@hive.apache.org by "Vikram Dixit K (JIRA)" <ji...@apache.org> on 2014/09/11 22:26:34 UTC

[jira] [Commented] (HIVE-8058) Disable correlation opt for Tez

    [ https://issues.apache.org/jira/browse/HIVE-8058?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14130651#comment-14130651 ] 

Vikram Dixit K commented on HIVE-8058:
--------------------------------------

Makes sense. +1

> Disable correlation opt for Tez
> -------------------------------
>
>                 Key: HIVE-8058
>                 URL: https://issues.apache.org/jira/browse/HIVE-8058
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Gunther Hagleitner
>            Assignee: Gunther Hagleitner
>         Attachments: HIVE-8058.1.patch
>
>
> Correlation optimizer needs more thought on Tez. Stuff like nested tags are at odds with Tez (where we can expose more stages in a single DAG).
> For now: disable.



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