16.10 - References to the Table Itself - Teradata Database

Teradata Database SQL Fundamentals

Product
Teradata Database
Release Number
16.10
Published
June 2017
Language
English (United States)
Last Update
2018-04-25
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FOREIGN KEY references can also be to the same table that contains the FOREIGN KEY.

The referenced columns must be different columns than the FOREIGN KEY, and both the referenced and referencing columns must subscribe to the referential integrity rules.