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https://issues.apache.org/jira/browse/SPARK-38506?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Apache Spark reassigned SPARK-38506:
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Assignee: (was: Apache Spark)
> Push partial aggregation through join
> -------------------------------------
>
> Key: SPARK-38506
> URL: https://issues.apache.org/jira/browse/SPARK-38506
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.3.0
> Reporter: Yuming Wang
> Priority: Major
>
> Please see
> https://docs.teradata.com/r/Teradata-VantageTM-SQL-Request-and-Transaction-Processing/March-2019/Join-Planning-and-Optimization/Partial-GROUP-BY-Block-Optimization
> for more details.
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