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leonotes.wordpress.com
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| | | | | ????????transitive closure?Wiki??????????Oracle????????... | |
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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... | |
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nenadnoveljic.com
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| | | | | A frequently executed SQL causes problems with the initial incremental statistics calculation. | |
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www.xt-r.com
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| | | ?????? ????? ???? ????? ?? 11.2.0.3 ? ?????? ??????(V$SQL_HINT), ????? ?????? ?? ???????? ? ???? ??????? ???????, ??????? ??????????? ??????... | ||
