[jira] [Created] (FLINK-18560) Introduce collect iterator with at least once semantics and exactly once semantics without fault tolerance

[Caizhi Weng (Jira)]

Caizhi Weng created FLINK-18560:
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             Summary: Introduce collect iterator with at least once semantics 
and exactly once semantics without fault tolerance
                 Key: FLINK-18560
                 URL: https://issues.apache.org/jira/browse/FLINK-18560
             Project: Flink
          Issue Type: Sub-task
            Reporter: Caizhi Weng
             Fix For: 1.12.0


See FLINK-18558 for more information.



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