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kerryosborne.oracle-guy.com | ||
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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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blog.yannickjaquier.com
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| | | | | SQL Plan Management feature overview through concrete example and its interactions with Adaptive Cursor Sharing (ACS) and SQL Profile | |
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iusoltsev.wordpress.com
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| | | | | ??????? ?????? ?? ??????? ??????????? 465 ??????! SELECT A.ID, A.LOGIN, A.NAME, A.LASTNAME, A.EMAIL FROM ACCOUNT A WHERE (A.LOGIN LIKE '%%') AND (A.NAME LIKE '%????????%' OR A.LASTNAME LIKE '%????????%') AND A.COMPANY_ID = 1 ORDER BY A.LOGIN ??? ???????, ????????? ???? ?? ??????? A.COMPANY_ID = 1 ???????? ??????? ???????????????? SQL> SELECT 'ALL' as "Condition", count(*) FROM ACCOUNT... | |
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oracle-randolf.blogspot.com
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| | | When attempting to display only the first n rows of a result set that is ordered the Oracle optimizer offers special optimizations for these... | ||