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Posted to issues@spark.apache.org by "Apache Spark (Jira)" <ji...@apache.org> on 2021/01/03 16:11:01 UTC

[jira] [Assigned] (SPARK-33971) Eliminate distinct from more aggregates

     [ https://issues.apache.org/jira/browse/SPARK-33971?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Apache Spark reassigned SPARK-33971:
------------------------------------

    Assignee:     (was: Apache Spark)

> Eliminate distinct from more aggregates
> ---------------------------------------
>
>                 Key: SPARK-33971
>                 URL: https://issues.apache.org/jira/browse/SPARK-33971
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 3.2.0
>            Reporter: Tanel Kiis
>            Priority: Major
>
> The EliminateDistinct rule removes distinct from min and max aggregates.
> It could remove it from several more aggregates:
> * BitAndAgg
> * BitOrAgg
> * First
> * Last
> * HyperLogLogPlusPlus
> * CollectSet



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