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Posted to issues@spark.apache.org by "Apache Spark (Jira)" <ji...@apache.org> on 2020/09/11 07:23:00 UTC

[jira] [Commented] (SPARK-32855) Improve DPP for some join type do not support broadcast filtering side

    [ https://issues.apache.org/jira/browse/SPARK-32855?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17194058#comment-17194058 ] 

Apache Spark commented on SPARK-32855:
--------------------------------------

User 'wangyum' has created a pull request for this issue:
https://github.com/apache/spark/pull/29726

> Improve DPP for some join type do not support broadcast filtering side
> ----------------------------------------------------------------------
>
>                 Key: SPARK-32855
>                 URL: https://issues.apache.org/jira/browse/SPARK-32855
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 3.1.0
>            Reporter: Yuming Wang
>            Priority: Major
>
> For some filtering side can not broadcast by join type but can broadcast by size,
> then we should not consider reuse broadcast only, for example:
> Left outer join and left side very small.



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