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kerryosborne.oracle-guy.com | ||
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optimizermagic.blogspot.com
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| | | | | Generating and displaying the execution plan of a SQL statement is a common task for most DBAs, SQL developers, and preformance experts as i... | |
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oracleprof.blogspot.com
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| | | | | SQL_ID and/or PLAN_HASH_VALUE are used almost globally across Oracle database to identify query. This is not a case for SPM mechanism using... | |
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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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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... | ||