Referential integrity in relationships requires that only values that have a corresponding value in the primary table can be entered for a foreign key.

Name: Referential integrity in relationships requires that only values that have a corresponding value in the primary table can be entered for a foreign key.
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This ensures that data in the foreign key table is consistent with data in the primary table and helps maintain the accuracy and reliability of the database.

Referential Integrity in Relationships Requires That Only Values That Have