A Foreign Key constraint forces you to make the referenced column UNIQUE.

Integrating Forms of Interaction in a Distributed Model.

The two principal rules for the relational model are known as entity integrity and referential integrity.

For this model, the 2 principal rules are known as referential integrity and entity integrity.

A method and apparatus for maintaining referential integrity in a plurality of directory servers is described.

You can declare them, but referential integrity is not enforced.

There is a one-to-many relationship between two tables when:

The two principal rules for the operational model are known as entity integrity and referential integrity.

Merge 2 sites (master-child or child-child) with referential integrity

Cannot have referential integrity with existing tables.

Also, Access automatically enforces a set of rules called referential integrity.

Referential integrity : Rows cannot be deleted, which are used by other records.

Referential Integrity : Rows cannot be deleted which are used by other records.

Also, Access automatically enforces a set of rules called referential integrity.

Referential integrity: Rows cannot be deleted, which are used by other records.