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Posted to issues@spark.apache.org by "Apache Spark (Jira)" <ji...@apache.org> on 2021/10/20 02:37:00 UTC

[jira] [Commented] (SPARK-37064) Fix outer join return the wrong max rows if other side is empty

    [ https://issues.apache.org/jira/browse/SPARK-37064?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17430846#comment-17430846 ] 

Apache Spark commented on SPARK-37064:
--------------------------------------

User 'ulysses-you' has created a pull request for this issue:
https://github.com/apache/spark/pull/34336

> Fix outer join return the wrong max rows if other side is empty
> ---------------------------------------------------------------
>
>                 Key: SPARK-37064
>                 URL: https://issues.apache.org/jira/browse/SPARK-37064
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 3.2.0, 3.3.0
>            Reporter: XiDuo You
>            Priority: Major
>
> Outer join should return at least num rows of it's outer side, i.e left outer join with its left side, right outer join with its right side, full outer join with its both side.



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