kylin-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (KYLIN-3635) Percentile calculation on Spark engine is wrong
Date Thu, 18 Oct 2018 11:22:00 GMT

    [ https://issues.apache.org/jira/browse/KYLIN-3635?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16655069#comment-16655069
] 

ASF GitHub Bot commented on KYLIN-3635:
---------------------------------------

shaofengshi opened a new pull request #294: KYLIN-3635 Percentile calculation on Spark engine
is wrong
URL: https://github.com/apache/kylin/pull/294
 
 
   

----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on GitHub and use the
URL above to go to the specific comment.
 
For queries about this service, please contact Infrastructure at:
users@infra.apache.org


> Percentile calculation on Spark engine is wrong
> -----------------------------------------------
>
>                 Key: KYLIN-3635
>                 URL: https://issues.apache.org/jira/browse/KYLIN-3635
>             Project: Kylin
>          Issue Type: Bug
>    Affects Versions: v2.3.0, v2.3.1, v2.4.0, v2.3.2, v2.4.1, v2.5.0
>            Reporter: Shaofeng SHI
>            Priority: Major
>
> As titled; Received reporting that percentile result is wrong when using Spark engine.
Checked the code and found the object was reused and not reset, the problem won't happen
on normal MR as it would be serialized before next call, but would be a problem on Spark,
as the object was cached in-memory and be serialized later.



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)

Mime
View raw message