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https://issues.apache.org/jira/browse/SPARK-52979?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Allison Wang updated SPARK-52979:
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Description:
Similar to Arrow UDFs https://issues.apache.org/jira/browse/SPARK-52214, we can
introduce a vectorized API for Python UDTF:
{code:java}
@arrow_udtf
class MyUDTF:
def eval(self, tbl: pa.RecordBatch) -> Iterator[pa.Table | pa.RecordBatch]
...{code}
was:Implement Arrow Python UDTF
> Python Arrow UDTF
> -----------------
>
> Key: SPARK-52979
> URL: https://issues.apache.org/jira/browse/SPARK-52979
> Project: Spark
> Issue Type: Umbrella
> Components: PySpark
> Affects Versions: 4.1.0
> Reporter: Allison Wang
> Assignee: Allison Wang
> Priority: Major
>
> Similar to Arrow UDFs https://issues.apache.org/jira/browse/SPARK-52214, we
> can introduce a vectorized API for Python UDTF:
> {code:java}
> @arrow_udtf
> class MyUDTF:
> def eval(self, tbl: pa.RecordBatch) -> Iterator[pa.Table | pa.RecordBatch]
> ...{code}
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