[jira] [Created] (FLINK-20964) Introduce PythonStreamGroupWindowAggregateOperator

[Shang Yuanchun (Jira)]

Huang Xingbo created FLINK-20964:
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             Summary: Introduce PythonStreamGroupWindowAggregateOperator
                 Key: FLINK-20964
                 URL: https://issues.apache.org/jira/browse/FLINK-20964
             Project: Flink
          Issue Type: Sub-task
          Components: API / Python
    Affects Versions: 1.13.0
            Reporter: Huang Xingbo
             Fix For: 1.13.0


Adds PythonStreamGroupWindowAggregateOperator to support running General Python Stream Group Window Aggregate Function



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