Github user bowenli86 commented on the issue:
https://github.com/apache/flink/pull/5864
does using Collections.EMPTY_MAP/EMPTY_SET lead to some warnings logging? ---
Github user bowenli86 commented on the issue:
https://github.com/apache/flink/pull/5864
does using Collections.EMPTY_MAP/EMPTY_SET lead to some warnings logging? ---