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https://issues.apache.org/jira/browse/FLINK-26609?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dian Fu updated FLINK-26609:
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Summary: Support sum operation in KeyedStream (was: Add a "sum" operator
In PyFlink KeyedStream API)
> Support sum operation in KeyedStream
> ------------------------------------
>
> Key: FLINK-26609
> URL: https://issues.apache.org/jira/browse/FLINK-26609
> Project: Flink
> Issue Type: New Feature
> Components: API / Python
> Affects Versions: 1.14.3
> Reporter: CaoYu
> Priority: Major
>
> In Java, KeyedStream has a "sum" operator, But when i using in PyFlink. that
> operator is not found.
>
> So i implemented it in Python Flink KeyedStream And test has passed.
>
> But i don't know if this feature is necessary in PyFlink.
> so i send a jira task in here, we can discuss it.
>
> If that feature is necessary, i have already implemented that feature so i
> can summit a PR in github.
>
> Thansks.
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