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Tag: query optimizer

Oracle performance

How to Swap SQL_Profiles?

Bulent Soylu February 2, 2023 11goracleperformancequery optimizersql profiles

The central idea behind “swapping” SQL profiles is simple.Β Β You define a SQL profile that specifies the SQL statement that you want to tune, and an…

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Oracle performance

SQL Profiles in the Data Dictionary

Bulent Soylu February 2, 2023 oracleperformancequery optimizersql profiles

In the paper SQL Profiles (page 22) I described the data dictionary tables where the hints belonging to SQL profiles are stored. For example, with the following…

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