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Posted to issues@spark.apache.org by "Jungtaek Lim (Jira)" <ji...@apache.org> on 2022/12/27 11:17:00 UTC

[jira] [Commented] (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:comment-tabpanel&focusedCommentId=17652222#comment-17652222 ] 

Jungtaek Lim commented on SPARK-41732:
--------------------------------------

Will submit a PR sooner.

> 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
>            Priority: Major
>
> 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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