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Posted to issues@flink.apache.org by "Biao Liu (JIRA)" <ji...@apache.org> on 2019/07/04 09:54:00 UTC

[jira] [Commented] (FLINK-13099) Add a new type UNDEFINED of shuffle mode

    [ https://issues.apache.org/jira/browse/FLINK-13099?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16878501#comment-16878501 ] 

Biao Liu commented on FLINK-13099:
----------------------------------

Oops! The connection seems to be something wrong for a while. This ticket is duplicated.

> Add a new type UNDEFINED of shuffle mode
> ----------------------------------------
>
>                 Key: FLINK-13099
>                 URL: https://issues.apache.org/jira/browse/FLINK-13099
>             Project: Flink
>          Issue Type: Improvement
>          Components: API / DataStream
>            Reporter: Biao Liu
>            Assignee: Biao Liu
>            Priority: Major
>             Fix For: 1.9.0
>
>
> The {{UNDEFINED}} type is the default value of shuffle mode. If there is no specific {{PartitionTransformation}}, the shuffle mode would be {{UNDEFINED}}.
>  This new shuffle type leaves some space for optimization later. The optimization might be based on resources or some global settings.



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