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https://issues.apache.org/jira/browse/SPARK-56084?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ruifeng Zheng resolved SPARK-56084.
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Fix Version/s: 4.3.0
Resolution: Fixed
Issue resolved by pull request 55963
[https://github.com/apache/spark/pull/55963]
> Remove unused ArrowStreamGroupUDFSerializer
> -------------------------------------------
>
> Key: SPARK-56084
> URL: https://issues.apache.org/jira/browse/SPARK-56084
> Project: Spark
> Issue Type: Sub-task
> Components: PySpark
> Affects Versions: 4.2.0
> Reporter: Yicong Huang
> Assignee: Yicong Huang
> Priority: Major
> Labels: pull-request-available
> Fix For: 4.3.0
>
>
> Remove `ArrowStreamGroupUDFSerializer` (and its child
> `CogroupArrowUDFSerializer`) from `serializers.py`.
> These classes will be unused after:
> - SPARK-55608 refactors `SQL_GROUPED_MAP_ARROW_UDF` /
> `SQL_GROUPED_MAP_ARROW_ITER_UDF` to use `ArrowStreamGroupSerializer`
> - SPARK-56312 refactors `SQL_COGROUPED_MAP_ARROW_UDF` to use
> `ArrowStreamCoGroupSerializer`
> Blocked by: SPARK-55608, SPARK-56312
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