How to Create Unique/Primary Key Constraints with NOVALIDATE Clause
(Doc ID 215854.1)
Last updated on NOVEMBER 17, 2023
Applies to:
Oracle Database - Enterprise Edition - Version 8.0.3.0 and laterOracle Database Cloud Schema Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Database 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.
Purpose
This note provides information on avoiding the ORA-2299 cannot validate <schema.name> - duplicate keys found" error while adding a unique or primary key constraint with the NOVALIDATE clause in a table with duplicate keys.
Scope
Database administrators.
Details
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