November 5, 2015 archive

Adaptive Dynamic Stats Kills Performance in 12.1.0.2 RAC

After a recent upgrade to 12.1.0.2, I’ve been working on a number of performance issues. Many such issues are related to poor SQL and a number of issues I’ve resolved I’ve proven were issues in the old 11.2.0.4 release. This just means it’s always been an issue. But people are taking the opportunity of the …

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