[jira] [Created] (FLINK-22651) Support StreamExecPythonGroupAggregate json serialization/deserialization

[Shang Yuanchun (Jira)]

Huang Xingbo created FLINK-22651:
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             Summary: Support StreamExecPythonGroupAggregate json serialization/deserialization
                 Key: FLINK-22651
                 URL: https://issues.apache.org/jira/browse/FLINK-22651
             Project: Flink
          Issue Type: Sub-task
          Components: API / Python, Table SQL / Planner
            Reporter: Huang Xingbo
            Assignee: Huang Xingbo






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