Referential integrity involves two relations logically associated (by foreign keys).

Name: Referential integrity involves two relations logically associated (by foreign keys).
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Referential integrity is a constraint that ensures that the relationships between tables in a database remain consistent. It requires that any foreign key in one table must refer to an existing primary key in another table. Therefore, it involves two relations logically associated by foreign keys.

Referential Integrity Involves Two Relations Logically Associated (By Foreign Keys)