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Posted to dev@hive.apache.org by "Ashutosh Chauhan (JIRA)" <ji...@apache.org> on 2014/09/16 22:42:34 UTC

[jira] [Commented] (HIVE-8144) CBO: HiveProjectRel factory should create RelSubSets

    [ https://issues.apache.org/jira/browse/HIVE-8144?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14136160#comment-14136160 ] 

Ashutosh Chauhan commented on HIVE-8144:
----------------------------------------

+1

> CBO: HiveProjectRel factory should create RelSubSets
> ----------------------------------------------------
>
>                 Key: HIVE-8144
>                 URL: https://issues.apache.org/jira/browse/HIVE-8144
>             Project: Hive
>          Issue Type: Sub-task
>          Components: CBO
>            Reporter: Harish Butani
>            Assignee: Harish Butani
>         Attachments: HIVE-8144.1.patch
>
>
> Explicitly set traits in new ProjectRel based on child.
> Using RelOptRule.convert can cause creation of a RelSubSet.



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