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  1. Flink
  2. FLINK-12492

Minor optimize the cep operator by avoiding unnecessary copy

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      When use with rocksdbbackend, we can skip the copy of input events. But to make this more constraint, i add a method in the KeyedStateBackend interface to make this still work id there is added a new backend..

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              • Assignee:
                aitozi Aitozi
                Reporter:
                aitozi Aitozi
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