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mauro-pagano.com | ||
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www.bobbydurrettdba.com
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| | | | | Sunday night we worked with Oracle Support on a performance issue with a query that had been running for over 14 hours even though it ran the previous weekend in five minutes. Oracle Support showe... | |
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power2build.wordpress.com
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| | | | | Another tool to help with SQL Tuning? Yes! Hopefully with some advantage over what you used until today :-) Collecting diagnostics around a SQL is not fun, if you've been there you know that.... Source: SQLd360, SQL diagnostics collection made faster | |
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alexzeng.wordpress.com
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| | | | | Outline is the oldest way to fix SQL plan. It based on hints like use_nl etc. It's a road map. It still can be used in 11.2 although oracle said it's deprecated. Finally, it is free. SQL profile is trying to impact CBO by adding cost estimation hints. You need pay extra money to use... | |
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leonotes.wordpress.com
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| | | ????????transitive closure?Wiki??????????Oracle????????... | ||