How to identify if an index is implicitly created from a primary key constraint

(Doc ID 1625938.1)

Last updated on DECEMBER 06, 2016

Applies to:

Oracle Database - Enterprise Edition - Version and later
Information in this document applies to any platform.


From Oracle Database Concepts 11g Release 2 (11.2) Part Number E16508-03

      5 Data Integrity

          Primary Key Constraints

             "If a usable index exists when a primary key constraint is created, then the constraint reuses this index and does not implicitly create a new one."

How to identify if an index has been :

a) explicitly created by a user
b) has been implicitly created by oracle when a user creates a primary key constraint



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