Github user zjureel commented on the issue:
https://github.com/apache/flink/pull/4220
@StephanEwen Thank you for your suggestion, I think you raise an important
problem about this issue. I agree with you, I will pick
[FLINK-6667](https://issues.apache.org/jira/browse/FLINK-6667) and try to fix
it before this PR. Thanks :) cc @tillrohrmann
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