Uploaded image for project: 'Hive'
  1. Hive
  2. HIVE-14002

Extend limit propagation to subsequent RS operators

    XMLWordPrintableJSON

Details

    • Improvement
    • Status: Closed
    • Major
    • Resolution: Fixed
    • 2.1.0
    • 2.1.1, 2.2.0
    • Physical Optimizer
    • None

    Description

      In some occasions, for instance when RS dedup does not kick in, it is useful to propagate the limit to subsequent RS operators, as this will reduce intermediary results and impact performance. This issue covers that extension.

      Attachments

        1. HIVE-14002.01.patch
          60 kB
          jcamachorodriguez
        2. HIVE-14002.02.patch
          80 kB
          jcamachorodriguez
        3. HIVE-14002.patch
          60 kB
          jcamachorodriguez

        Issue Links

          is related to

          Bug - A problem which impairs or prevents the functions of the product. HIVE-15474 Extend limit propagation for chain of RS-GB-RS operators

          • Major - Major loss of function.
          • Closed

          Activity

            People

              jcamacho Jesús Camacho Rodríguez
              ndembla Nita Dembla
              Votes:
              0 Vote for this issue
              Watchers:
              1 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved: