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Posted to issues@spark.apache.org by "Yuming Wang (Jira)" <ji...@apache.org> on 2023/02/26 14:47:00 UTC

[jira] [Updated] (SPARK-42583) Remove outer join if all aggregate functions are distinct

     [ https://issues.apache.org/jira/browse/SPARK-42583?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yuming Wang updated SPARK-42583:
--------------------------------
    Description: To support more cases: https://github.com/pingcap/tidb/blob/master/planner/core/rule_join_elimination.go#L159

> Remove outer join if all aggregate functions are distinct
> ---------------------------------------------------------
>
>                 Key: SPARK-42583
>                 URL: https://issues.apache.org/jira/browse/SPARK-42583
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 3.4.0
>            Reporter: Yuming Wang
>            Priority: Major
>
> To support more cases: https://github.com/pingcap/tidb/blob/master/planner/core/rule_join_elimination.go#L159



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