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https://issues.apache.org/jira/browse/SPARK-38624?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yuming Wang resolved SPARK-38624.
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Fix Version/s: 3.4.0
Resolution: Fixed
Issue resolved by pull request 35938
[https://github.com/apache/spark/pull/35938]
> Reduce UnsafeProjection.create call times when Percentile function serializes
> the aggregation buffer object
> -----------------------------------------------------------------------------------------------------------
>
> Key: SPARK-38624
> URL: https://issues.apache.org/jira/browse/SPARK-38624
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 2.4.8, 3.2.1
> Reporter: w l
> Assignee: w l
> Priority: Major
> Fix For: 3.4.0
>
>
> Percentile serialize method does not need to call UnsafeProjection.create
> every time.
> UnsafeProjection can be a field.
>
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