My Oracle Support Banner

How To Use Optimizer Hints To Specify Cardinality For Join Operation (Doc ID 2402821.1)

Last updated on AUGUST 04, 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.


To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.