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oracleprof.blogspot.com | ||
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kerryosborne.oracle-guy.com
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| | | | | [AI summary] The article discusses techniques for using SQL Profiles to influence query optimization in Oracle databases, building on previous methods like outline switching. | |
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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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orastory.wordpress.com
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| | | | | There have been some interesting posts from Marcin Przepiorowski and Kerry Osborne about mapping sql plan management (spm) baselines to a corresponding sql id. The key to sql plan baselines (DBA_SQL_PLAN_BASELINES) is SIGNATURE. And why signature? It's not just another change to the key to identifying sql statements (HASH_VALUE -> (NEW_)HASH_VALUE / OLD_HASH_VALUE -> SQL_ID).... | |
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oracle-randolf.blogspot.com
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| | | Starting with version 12c Oracle obviously has introduced another parallel distribution method for direct path loads (applicable to INSERT A... | ||