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Posted to issues@spark.apache.org by "Weichen Xu (Jira)" <ji...@apache.org> on 2019/09/11 08:15:00 UTC

[jira] [Assigned] (SPARK-29048) Query optimizer slow when using Column.isInCollection() with a large size collection

     [ https://issues.apache.org/jira/browse/SPARK-29048?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Weichen Xu reassigned SPARK-29048:
----------------------------------

    Assignee: Weichen Xu

> Query optimizer slow when using Column.isInCollection() with a large size collection
> ------------------------------------------------------------------------------------
>
>                 Key: SPARK-29048
>                 URL: https://issues.apache.org/jira/browse/SPARK-29048
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 2.4.4
>            Reporter: Weichen Xu
>            Assignee: Weichen Xu
>            Priority: Major
>
> Query optimizer slow when using Column.isInCollection() with a large size collection.
> The query optimizer takes a long time to do its thing and on the UI all I see is "Running commands". This can take from 10s of minutes to 11 hours depending on how many values there are.



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