[jira] [Created] (FLINK-21744) Support StreamExecDeduplicate json serialization/deserialization

[Shang Yuanchun (Jira)]

Terry Wang created FLINK-21744:
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             Summary: Support StreamExecDeduplicate json serialization/deserialization
                 Key: FLINK-21744
                 URL: https://issues.apache.org/jira/browse/FLINK-21744
             Project: Flink
          Issue Type: Sub-task
          Components: Table SQL / Planner
            Reporter: Terry Wang






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