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  1. Flink
  2. FLINK-2144

Incremental count, average, and variance for windows

    Details

    • Type: New Feature
    • Status: Resolved
    • Priority: Minor
    • Resolution: Won't Fix
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: DataStream API
    • Labels:

      Description

      By count I mean the number of elements in the window.

      These can be implemented very efficiently building on FLINK-2143:
      Store: O(1)
      Evict: O(1)
      emitWindow: O(1)

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            • Assignee:
              Unassigned
              Reporter:
              ggevay Gabor Gevay
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              • Created:
                Updated:
                Resolved: