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https://issues.apache.org/jira/browse/FLINK-40471?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dian Fu closed FLINK-40471.
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Fix Version/s: 2.4.0
Resolution: Fixed
Merged to master via cd249ff93c4d8f5ebd4507e0e0e3435820e1d974
> Add per-UDF concurrency and batch size support to DataFrame API
> ---------------------------------------------------------------
>
> Key: FLINK-40471
> URL: https://issues.apache.org/jira/browse/FLINK-40471
> Project: Flink
> Issue Type: Sub-task
> Reporter: Liu Liu
> Assignee: Liu Liu
> Priority: Major
> Labels: pull-request-available
> Fix For: 2.4.0
>
>
> Support specifying per-UDF concurrency and batch size in UDF creation:
> {code:java}
> def udf(
> func=None,
> *,
> return_dtype: DataType = None,
> deterministic: bool = True,
> name: str = None,
> concurrency: Optional[int] = None, // per-UDF concurrency
> batch_size: Optional[int] = None, // per-UDF batch size
> ) -> DataFrameUDFWrapper {code}
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