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  1. MariaDB Server
  2. MDEV-29371

Rowid Filtering optimization can cause slowdowns

Details

    • Bug
    • Status: Open (View Workflow)
    • Major
    • Resolution: Unresolved
    • 10.5, 10.6, 10.7(EOL), 10.8(EOL)
    • 10.5, 10.6
    • Optimizer
    • None

    Description

      Rowid Filtering Optimization can cause a slowdown. Will extract a testcase and provide it here.

      A related task (with a patch!) : MDEV-26301.

      Attachments

        Issue Links

          is caused by

          Bug - A problem which impairs or prevents the functions of the product. MDEV-26301 Split optimization refills temporary table too many times

          • Blocker - Blocks development and/or testing work, production could not run.
          • Closed
          relates to

          Bug - A problem which impairs or prevents the functions of the product. MDEV-33875 ORDER BY DESC causes ROWID Filter optimization performance degradation

          • Major - Major loss of function.
          • Closed

          Activity

            Ascending order - Click to sort in descending order
            psergei Sergei Petrunia created issue -
            psergei Sergei Petrunia made changes -
            Field Original Value New Value
            psergei Sergei Petrunia made changes -
            Description Rowid Filtering Optimization can cause a slowdown. Will extract a testcase and provide it here.
            		Rowid Filtering Optimization can cause a slowdown. Will extract a testcase and provide it here.

            A related task (with a patch!) : MDEV-26301.
            psergei Sergei Petrunia made changes -
            serg Sergei Golubchik made changes -
            Fix Version/s 10.5 [ 23123 ]
            Fix Version/s 10.6 [ 24028 ]
            Fix Version/s 10.7 [ 24805 ]
            Fix Version/s 10.8 [ 26121 ]
            Fix Version/s 10.9 [ 26905 ]
            julien.fritsch Julien Fritsch made changes -
            Fix Version/s 10.7 [ 24805 ]
            julien.fritsch Julien Fritsch made changes -
            Fix Version/s 10.8 [ 26121 ]
            julien.fritsch Julien Fritsch made changes -
            Fix Version/s 10.9 [ 26905 ]
            alice Alice Sherepa made changes -

            People

              psergei Sergei Petrunia
              psergei Sergei Petrunia
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              Dates

                Created:
                Updated:

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