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Bind variables peeking and Adaptive Cursor Sharing (ACS)

Posted on January 14, 2011, updated on January 26, 2016 by Yannick Jaquier

Table of contents

  • Introduction
  • Testing
    • Before Oracle 11g
    • Starting with Oracle 11g
  • References

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Oracle 11gR2, Adaptive Cursor Sharing (ACS), SQL, Tuning 3 Comments

CURSOR_SHARING initialization parameter tips and tricks

Posted on January 6, 2011, updated on March 26, 2021 by Yannick Jaquier

Table of contents

  • What to do/not do
  • Testing
  • CURSOR_SHARING=exact (default value)
  • CURSOR_SHARING=similar
    • Without histograms
    • With histograms
  • CURSOR_SHARING=force
  • Conclusion
  • References

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Oracle SQL, Tuning 3 Comments

LogMiner setup and investigation with Oracle 10g and above

Posted on June 2, 2010, updated on October 26, 2016 by Yannick Jaquier

Table of contents

  • Preamble
  • Instantiate LogMiner
  • How to get redo size
  • Redo log block size
  • References

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Oracle Administration, Redo Log, SQL 2 Comments
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