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From "Sergey Shelukhin (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-8655) CBO: ppr_pushdown, udf_substr produces incorrect results due to broken tablesample handling
Date Wed, 29 Oct 2014 20:44:34 GMT

    [ https://issues.apache.org/jira/browse/HIVE-8655?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14188965#comment-14188965
] 

Sergey Shelukhin commented on HIVE-8655:
----------------------------------------

tez_union_decimal 

> CBO: ppr_pushdown, udf_substr produces incorrect results due to broken tablesample handling
> -------------------------------------------------------------------------------------------
>
>                 Key: HIVE-8655
>                 URL: https://issues.apache.org/jira/browse/HIVE-8655
>             Project: Hive
>          Issue Type: Sub-task
>          Components: CBO
>            Reporter: Sergey Shelukhin
>            Assignee: Sergey Shelukhin
>             Fix For: 0.15.0
>
>
> Bunch of rows were added. Looks like tablesample in subquery is no longer blocking CBO,
probably broken by HIVE-8021



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