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Histograms – What is Wrong with this Quote?

July 4, 2012 It has been several months since I posted my review of the first half of the “Oracle Database 11gR2 Performance Tuning Cookbook” book.  I had planned to post the review for the second half of the book a couple of weeks later, however four months have passed by since that time, and the second [...]

Histograms and Bind Variables, But Why?

January 29, 2011 In a recent OTN thread a person asked a couple of good questions about why histograms and the use of bind variables sometimes cause problems.  The questions did not ask whether or not one should use histograms on the table columns where those columns often appear in WHERE clauses, with the columns compared to  bind [...]