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Identify duplicate values for unique indexes (Doc ID 2198710.1)

Last updated on JANUARY 08, 2025

Applies to:

Oracle Database - Enterprise Edition - Version 10.1.0.2 to 12.1.0.2 [Release 10.1 to 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud 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
Information in this document applies to any platform.

Goal

Overcome the bellow error when trying to create an unique index on multiple columns.

ORA-01452: cannot CREATE UNIQUE INDEX; duplicate keys found

Solution

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In this Document
Goal
Solution


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