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Posted to issues@spark.apache.org by "Apache Spark (Jira)" <ji...@apache.org> on 2022/11/07 13:28:00 UTC

[jira] [Commented] (SPARK-38505) Make partial aggregation adaptive

    [ https://issues.apache.org/jira/browse/SPARK-38505?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17629817#comment-17629817 ] 

Apache Spark commented on SPARK-38505:
--------------------------------------

User 'wangyum' has created a pull request for this issue:
https://github.com/apache/spark/pull/38534

> Make partial aggregation adaptive
> ---------------------------------
>
>                 Key: SPARK-38505
>                 URL: https://issues.apache.org/jira/browse/SPARK-38505
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 3.3.0
>            Reporter: Yuming Wang
>            Priority: Major
>
> We can skip do partial aggregation to avoid spilling if this step does not reduce the number of rows too much.
> https://github.com/trinodb/trino/pull/11011



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