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  1. Hadoop Common
  2. HADOOP-5266

Values Iterator should support "mark" and "reset"

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Details

    • Improvement
    • Status: Closed
    • Major
    • Resolution: Fixed
    • None
    • 0.21.0
    • None
    • None
    • Reviewed

    Description

      Some users have expressed interest in having a mark-reset functionality on values iterator. Users can call mark() at any point during the iteration process and a subsequent reset() should move the iterator to the last value emitted when mark() was called.

      Attachments

        1. hadoop-5266-v1.patch
          54 kB
          Jothi Padmanabhan
        2. hadoop-5266-v2.patch
          54 kB
          Jothi Padmanabhan
        3. hadoop-5266-v3.patch
          56 kB
          Jothi Padmanabhan
        4. hadoop-5266-v4.patch
          56 kB
          Jothi Padmanabhan

        Issue Links

          blocks

          New Feature - A new feature of the product, which has yet to be developed. HADOOP-475 The value iterator to reduce function should be clonable

          • Major - Major loss of function.
          • Closed

          Activity

            People

              jothipn Jothi Padmanabhan
              jothipn Jothi Padmanabhan
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              Dates

                Created:
                Updated:
                Resolved: