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Posted to issues@hive.apache.org by "Ashutosh Chauhan (JIRA)" <ji...@apache.org> on 2018/02/26 20:15:00 UTC

[jira] [Commented] (HIVE-18805) Add ConstantPropagate before stats annotation

    [ https://issues.apache.org/jira/browse/HIVE-18805?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16377514#comment-16377514 ] 

Ashutosh Chauhan commented on HIVE-18805:
-----------------------------------------

+1

> Add ConstantPropagate before stats annotation
> ---------------------------------------------
>
>                 Key: HIVE-18805
>                 URL: https://issues.apache.org/jira/browse/HIVE-18805
>             Project: Hive
>          Issue Type: Sub-task
>          Components: Query Planning
>            Reporter: Zoltan Haindrich
>            Assignee: Zoltan Haindrich
>            Priority: Major
>         Attachments: HIVE-18805.01.patch
>
>
> this seems to also make a few more optimizations identify more cases



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