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Posted to issues@spark.apache.org by "jiaan.geng (Jira)" <ji...@apache.org> on 2022/07/22 03:31:00 UTC

[jira] (SPARK-39819) DS V2 aggregate push down can work with Top N or Paging (Sort with group column)

    [ https://issues.apache.org/jira/browse/SPARK-39819 ]


    jiaan.geng deleted comment on SPARK-39819:
    ------------------------------------

was (Author: beliefer):
I'm working on.

> DS V2 aggregate push down can work with Top N or Paging (Sort with group column)
> --------------------------------------------------------------------------------
>
>                 Key: SPARK-39819
>                 URL: https://issues.apache.org/jira/browse/SPARK-39819
>             Project: Spark
>          Issue Type: Sub-task
>          Components: SQL
>    Affects Versions: 3.4.0
>            Reporter: jiaan.geng
>            Priority: Major
>
> Currently, DS V2 aggregate push-down cannot work with Top N (order by ... limit ...) or Paging (order by ... limit ... offset ...).
> If it can work with Top N or Paging, it will be better performance.



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