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optimizermagic.blogspot.com | ||
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www.bobbydurrettdba.com
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| | | | | On December 26th, which is a holiday for my company this year, our team got a page that a plan had changed on an important 11.2.0.3 HP Unix platform Oracle database. The new plan was inefficient bu... | |
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savvinov.com
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| | | | | It has been (unforgivably) long since my last blog post so let me try and rehabilitate myself by posting a couple of recent interesting investigations. I'll start with one that combines two of my favourites: stack profiling and "twittershooting" (collective troubleshooting using Twitter as a collaboration tool). The database in question is a 3-node RAC... | |
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sqlmaria.com
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| | | | | Maria Colgan is a distinguished product manager at Oracle Corporation and has been with the company since version 7.3 was released in 1996. Maria is responsible for evangelizing new database functi... | |
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jonathanlewis.wordpress.com
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| | | I have mentioned transitive closure in the past, and the commentson this blog item go into some depth about some of the effects of transitive closure. However, arecent incoming link has prompted me to point out a couple of further details about the appearance (or non-appearance) of transitive closure. We start with three (virtually) identical... | ||
