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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] [Assigned] (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:all-tabpanel ]
Apache Spark reassigned SPARK-32855:
------------------------------------
Assignee: Apache Spark
> 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
> Assignee: Apache Spark
> 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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