Identify duplicate values for unique indexes (Doc ID 2198710.1)

Last updated on FEBRUARY 08, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 10.1.0.2 to 12.1.0.2 [Release 10.1 to 12.1]
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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