Invisible Indexes and Hints

Published 11 November 08 05:02 | Striving for Optimal Performance
In this post I would like to remove some misinformation about the utilization of hints with invisible indexes. Let’s start by providing you what two sources say about that topic: Oracle Database 11g: New Features for DBAs and Developers (by Sam R. Alapati and Charles Kim, page 132) “If you want the optimizer to take the invisible index [...]

Lesen Sie den vollständigen Eintrag unter http://antognini.ch/2008/11/invisible-indexes-and-hints/

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