hive-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Ashutosh Chauhan (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-9035) CBO: Disable PPD when functions are non-deterministic (ppd_random.q - non-deterministic udf rand() pushed above join)
Date Fri, 12 Dec 2014 00:20:13 GMT

    [ https://issues.apache.org/jira/browse/HIVE-9035?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14243437#comment-14243437
] 

Ashutosh Chauhan commented on HIVE-9035:
----------------------------------------

Ok. +1 pending tests. You need to reupload the patch for hive QA to pick it up, since it went
down yesterday.

> CBO: Disable PPD when functions are non-deterministic (ppd_random.q  - non-deterministic
udf rand() pushed above join)
> ----------------------------------------------------------------------------------------------------------------------
>
>                 Key: HIVE-9035
>                 URL: https://issues.apache.org/jira/browse/HIVE-9035
>             Project: Hive
>          Issue Type: Sub-task
>          Components: CBO
>            Reporter: Sergey Shelukhin
>            Assignee: Laljo John Pullokkaran
>             Fix For: 0.15.0
>
>         Attachments: HIVE-9035.patch
>
>
> Not clear if this is a problem. Probably issue is in Optiq if it is, does it know the
UDF is non-deterministic? We could disable Optiq for such UDFs if all else fails.



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

Mime
View raw message