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https://issues.apache.org/jira/browse/SPARK-50446?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Hyukjin Kwon resolved SPARK-50446.
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Fix Version/s: 4.0.0
Resolution: Fixed
Issue resolved by pull request 49000
[https://github.com/apache/spark/pull/49000]
> Concurrent level in Arrow-optimized Python UDF
> ----------------------------------------------
>
> Key: SPARK-50446
> URL: https://issues.apache.org/jira/browse/SPARK-50446
> Project: Spark
> Issue Type: Improvement
> Components: PySpark
> Affects Versions: 4.0.0
> Reporter: Hyukjin Kwon
> Assignee: Hyukjin Kwon
> Priority: Major
> Labels: pull-request-available
> Fix For: 4.0.0
>
>
> For Arrow-optimized Python UDF, we can easily support concurrent execution in
> the UDF - it can speed up the case when individual UDF execution uses I/O
> intensively.
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