MaGuowei created FLINK-3628:
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Summary: ChainingOutput and CopyingChainingOutput setKeyContextElement1 is no use
Key: FLINK-3628
URL:
https://issues.apache.org/jira/browse/FLINK-3628 Project: Flink
Issue Type: Task
Components: Streaming
Reporter: MaGuowei
Priority: Minor
the second operator of "chain" is not keyedstream any more.
so it's no use to setKeyContextElement1
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