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Posted to issues@spark.apache.org by "Yuming Wang (Jira)" <ji...@apache.org> on 2020/08/28 05:53:00 UTC

[jira] [Resolved] (SPARK-29868) Add a benchmark for Adaptive Execution

     [ https://issues.apache.org/jira/browse/SPARK-29868?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yuming Wang resolved SPARK-29868.
---------------------------------
    Resolution: Won't Fix

> Add a benchmark for Adaptive Execution
> --------------------------------------
>
>                 Key: SPARK-29868
>                 URL: https://issues.apache.org/jira/browse/SPARK-29868
>             Project: Spark
>          Issue Type: Test
>          Components: SQL, Tests
>    Affects Versions: 3.0.0
>            Reporter: Yuming Wang
>            Priority: Major
>         Attachments: BroadcastJoin.jpeg, SortMergeJoin.jpeg
>
>
> Add a benchmark for Adaptive Execution to evaluate SortMergeJoin to BroadcastJoin performance.
> It seem SortMergeJoin faster than BroadcastJoin if one side is a bucketed table and can convert to BroadcastJoin.



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