[jira] [Created] (FLINK-2407) Add an API switch to select between "exactly once" and "at least once" fault tolerance

[Shang Yuanchun (Jira)]

Stephan Ewen created FLINK-2407:
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             Summary: Add an API switch to select between "exactly once" and "at least once" fault tolerance
                 Key: FLINK-2407
                 URL: https://issues.apache.org/jira/browse/FLINK-2407
             Project: Flink
          Issue Type: Sub-task
          Components: Streaming
    Affects Versions: 0.10
            Reporter: Stephan Ewen
             Fix For: 0.10


Based on the addition of the BarrierTracker, we can add a switch to choose between the two modes "exactly once" and "at least once".



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