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Posted to issues@spark.apache.org by "Jungtaek Lim (Jira)" <ji...@apache.org> on 2022/12/28 04:18:00 UTC

[jira] [Resolved] (SPARK-41732) Session window: analysis rule "SessionWindowing" does not apply tree-pattern based pruning

     [ https://issues.apache.org/jira/browse/SPARK-41732?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jungtaek Lim resolved SPARK-41732.
----------------------------------
    Fix Version/s: 3.4.0
         Assignee: Jungtaek Lim
       Resolution: Fixed

Issue resolved via https://github.com/apache/spark/pull/39245

> Session window: analysis rule "SessionWindowing" does not apply tree-pattern based pruning
> ------------------------------------------------------------------------------------------
>
>                 Key: SPARK-41732
>                 URL: https://issues.apache.org/jira/browse/SPARK-41732
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL, Structured Streaming
>    Affects Versions: 3.2.2, 3.3.1, 3.4.0
>            Reporter: Jungtaek Lim
>            Assignee: Jungtaek Lim
>            Priority: Major
>             Fix For: 3.4.0
>
>
> We missed to apply tree-pattern based pruning in the rule SessionWindowing, which leads to evaluate SessionWindowing unnecessarily to the other logical nodes multiple times.



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