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Posted to issues@spark.apache.org by "Apache Spark (Jira)" <ji...@apache.org> on 2021/01/08 06:00:00 UTC

[jira] [Commented] (SPARK-34046) Use join hint in test cases for Join

    [ https://issues.apache.org/jira/browse/SPARK-34046?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17261021#comment-17261021 ] 

Apache Spark commented on SPARK-34046:
--------------------------------------

User 'gengliangwang' has created a pull request for this issue:
https://github.com/apache/spark/pull/31087

> Use join hint in test cases for Join
> ------------------------------------
>
>                 Key: SPARK-34046
>                 URL: https://issues.apache.org/jira/browse/SPARK-34046
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL, Tests
>    Affects Versions: 3.0.0, 3.1.0
>            Reporter: Gengliang Wang
>            Assignee: Gengliang Wang
>            Priority: Minor
>
> There are some existing test cases that constructing various joins by tuning the SQL configuration AUTO_BROADCASTJOIN_THRESHOLD, PREFER_SORTMERGEJOIN,SHUFFLE_PARTITIONS, etc. 
> This can be tricky. Constructing a specific join by using join hint can be simpler and more robust.



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