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

Last updated on MARCH 18, 2022

Applies to:

Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.

Goal

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.

Solution

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In this Document
Goal
Solution

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