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  1. Derby
  2. DERBY-2487

Enhance Derby with EXPLAIN Functionality

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Details

    • Improvement
    • Status: Closed
    • Minor
    • Resolution: Fixed
    • 10.2.2.0
    • 10.6.1.0
    • SQL
    • None

    Description

      This enhancement extends Derby with EXPLAIN functions. Users want to have more feedback than they`re getting with the current RuntimeStatistics facility. This extension is based on the RuntimeStatistics/ResultSetStatistics functions / classes.

      Attachments

        1. xplainClasses.pdf
          33 kB
          Felix Beyer
        2. rts.xls
          29 kB
          Felix Beyer
        3. Derby physical XPLAIN schema.png
          42 kB
          Felix Beyer
        4. small logical xplain schema.pdf
          162 kB
          Felix Beyer
        5. RSProtocolNew.pdf
          221 kB
          Felix Beyer
        6. usage.txt
          5 kB
          Felix Beyer
        7. xplain_patch_v1.txt
          471 kB
          Felix Beyer
        8. incorporateTrunkChanges.diff
          222 kB
          Bryan Pendleton
        9. updateRegressionTests.diff
          241 kB
          Bryan Pendleton
        10. updateRegressionTests.diff
          423 kB
          Bryan Pendleton
        11. startRegressionTest.diff
          455 kB
          Bryan Pendleton
        12. startRegressionTest.diff
          484 kB
          Bryan Pendleton
        13. startUpgradeTests.diff
          496 kB
          Bryan Pendleton
        14. removeSourceDepth.diff
          493 kB
          Bryan Pendleton
        15. userSchemaPrototyping.diff
          472 kB
          Bryan Pendleton
        16. userSchemaPrototyping.diff
          381 kB
          Bryan Pendleton
        17. userSchemaPrototyping.diff
          387 kB
          Bryan Pendleton
        18. refactorVisitor.diff
          297 kB
          Bryan Pendleton
        19. refactorVisitor.diff
          300 kB
          Bryan Pendleton
        20. finalReview.diff
          299 kB
          Bryan Pendleton
        21. jdbc4tests.diff
          2 kB
          Knut Anders Hatlen

        Issue Links

          relates to

          Bug - A problem which impairs or prevents the functions of the product. DERBY-6216 XPLAIN feature does not work and gives ERROR XCL16: ResultSet not open

          • Major - Major loss of function.
          • Closed

          Activity

            People

              bryanpendleton Bryan Pendleton
              fbeyer Felix Beyer
              Votes:
              2 Vote for this issue
              Watchers:
              1 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved: