Uploaded image for project: 'Hive'
  1. Hive
  2. HIVE-16023

Wrong estimation for number of rows generated by IN expression

    XMLWordPrintableJSON

Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Fixed
    • 2.2.0
    • 2.2.0
    • Statistics
    • None

    Description

      Code seems to be wrong, as we are factoring the number of rows to create the multiplying factor, instead of NDV for given column(s) and NDV in IN clause.

      Attachments

        1. HIVE-16023.patch
          6 kB
          Jesus Camacho Rodriguez
        2. HIVE-16023.01.patch
          19 kB
          Jesus Camacho Rodriguez

        Activity

          People

            jcamachorodriguez Jesus Camacho Rodriguez
            jcamachorodriguez Jesus Camacho Rodriguez
            Votes:
            0 Vote for this issue
            Watchers:
            1 Start watching this issue

            Dates

              Created:
              Updated:
              Resolved: