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jonathanlewis.wordpress.com | ||
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tonyhasler.wordpress.com
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| | | | | I am currently working in a team alongside a gentleman known as Roberto Rigliaco. You are unlikely to have heard of Roberto as he is not (yet) a blogger and not (yet) known on the conference circuit. Nevertheless, Roberto has done some excellent work recently analyzing the use of object statistics in partitioned tables. I... | |
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hourim.wordpress.com
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| | | | | The last Jonathan Lewis post on RAC Planswhich finished by the following phrases: "If you're going to hard-code hints into a query then take a look at the outline it generates when it does the right thing, and that will tell you about the 15 or so hints you've missed out. (Better still, consider generating... | |
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nenadnoveljic.com
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| | | | | A boundary condition where subpartition statistics gathering can also trigger partition statistics | |
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www.bobbydurrettdba.com
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| | | We have been discussing query tuning at work and I've come back to an example of the Oracle optimizer choosing the wrong plan due to an error in its calculation of the number of rows returned... | ||
