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Posted to issues@spark.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2023/10/18 09:05:00 UTC

[jira] [Assigned] (SPARK-45586) Reduce compilation time for large expression trees

     [ https://issues.apache.org/jira/browse/SPARK-45586?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

ASF GitHub Bot reassigned SPARK-45586:
--------------------------------------

    Assignee: Apache Spark

> Reduce compilation time for large expression trees
> --------------------------------------------------
>
>                 Key: SPARK-45586
>                 URL: https://issues.apache.org/jira/browse/SPARK-45586
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 3.5.0
>            Reporter: Kelvin Jiang
>            Assignee: Apache Spark
>            Priority: Major
>              Labels: pull-request-available
>
> Some rules, such as TypeCoercion, are very expensive when the query plan contains very large expression trees.



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