Derby
  1. Derby
  2. DERBY-4608

Unnecessary conversion of binary values to strings in SQLBinary.compare()

    Details

    • Type: Improvement Improvement
    • Status: Closed
    • Priority: Major Major
    • Resolution: Fixed
    • Affects Version/s: 10.5.3.0
    • Fix Version/s: 10.6.1.0
    • Component/s: SQL
    • Labels:
      None
    • Bug behavior facts:
      Performance

      Description

      SQLBinary.compare(int,DataValueDescriptor,boolean,boolean) converts the values to strings in order to check whether any of them are null. The isNull() method should be used instead to prevent the unnecessary conversion to strings.

      See this thread on derby-user: http://mail-archives.apache.org/mod_mbox/db-derby-user/201003.mbox/%3C001801cad09b$09aef650$1d0ce2f0$@ru%3E

      1. isnull.diff
        10 kB
        Knut Anders Hatlen

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          People

          • Assignee:
            Knut Anders Hatlen
            Reporter:
            Knut Anders Hatlen
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            Dates

            • Created:
              Updated:
              Resolved:

              Development