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Posted to issues@spark.apache.org by "Apache Spark (Jira)" <ji...@apache.org> on 2022/11/10 04:09:00 UTC

[jira] [Commented] (SPARK-41088) Add PartialAggregate and FinalAggregate logic operators

    [ https://issues.apache.org/jira/browse/SPARK-41088?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17631438#comment-17631438 ] 

Apache Spark commented on SPARK-41088:
--------------------------------------

User 'wangyum' has created a pull request for this issue:
https://github.com/apache/spark/pull/38592

> Add PartialAggregate and FinalAggregate logic operators
> -------------------------------------------------------
>
>                 Key: SPARK-41088
>                 URL: https://issues.apache.org/jira/browse/SPARK-41088
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 3.4.0
>            Reporter: Yuming Wang
>            Priority: Major
>
> To implement these features:
> 1. Push partial distinct through join: https://github.com/apache/spark/pull/36552/files#diff-49d65c8b39e8895b5916de304972d60dd8651c2bf4eb3a985368b2a4ed278633
> 2. Partial deduplicate the right side of left semi/anti join: https://github.com/apache/spark/pull/36552/files#diff-adcf229187908c33d4785a96700bd598ccad216bb8bc94f64cf75bda116aa276
> 3. Push down limit through aggregate if it is group only: https://github.com/wangyum/spark/commit/dac339ac4fee8bfdf66276ef9f998ae1baf47c2e



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