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Posted to issues@hive.apache.org by "Sergey Shelukhin (JIRA)" <ji...@apache.org> on 2015/08/05 22:30:05 UTC

[jira] [Commented] (HIVE-11471) Expose query cost estimates (from CBO?) in explain plan

    [ https://issues.apache.org/jira/browse/HIVE-11471?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14658846#comment-14658846 ] 

Sergey Shelukhin commented on HIVE-11471:
-----------------------------------------

[~pxiong] [~jpullokkaran] [~jcamachorodriguez] fyi

> Expose query cost estimates (from CBO?) in explain plan
> -------------------------------------------------------
>
>                 Key: HIVE-11471
>                 URL: https://issues.apache.org/jira/browse/HIVE-11471
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Sergey Shelukhin
>
> Some users of Hive suggested that it would be useful to see abstract cost of the query plan in explain, so that different manual rewrites of the query could be compared before running. 



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