How To Use Optimizer Hints To Specify Cardinality For Join Operation

(Doc ID 2402821.1)

Last updated on MAY 30, 2018

Applies to:

Oracle Database - Enterprise Edition - Version and later
Information in this document applies to any platform.


Goal of the document is to show how an optimizer hint can be used in a SQL statement to specify the cardinality (no.of rows) for a join operation.
Generally, CARDINALITY hint is used to specify the no.of rows for a table and not for join.


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