[jira] [Created] (FLINK-2122) Make all internal streaming operators Checkpointable

[Shang Yuanchun (Jira)]

Aljoscha Krettek created FLINK-2122:
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             Summary: Make all internal streaming operators Checkpointable
                 Key: FLINK-2122
                 URL: https://issues.apache.org/jira/browse/FLINK-2122
             Project: Flink
          Issue Type: Improvement
          Components: Streaming
            Reporter: Aljoscha Krettek


Right now, only user state is checkpointed and restored. This should be extended to flink-internal operators such as reducers and windows.



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