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Oracle® Database Reference
11g Release 2 (11.2)

E40402-15
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OPTIMIZER_USE_SQL_PLAN_BASELINES

Property Description
Parameter type Boolean
Default value true
Modifiable ALTER SESSION, ALTER SYSTEM
Range of values true | false
Basic No

OPTIMIZER_USE_SQL_PLAN_BASELINES enables or disables the use of SQL plan baselines stored in SQL Management Base. When enabled, the optimizer looks for a SQL plan baseline for the SQL statement being compiled. If one is found in SQL Management Base, then the optimizer will cost each of the baseline plans and pick one with the lowest cost.