Question: Referential integrity states that structural relationships in relational databases must allow for data retrieval: SQL or customized languages may be used perform CRUD functions: users

Referential integrity states that structural relationships in relational databases must
allow for data retrieval: SQL or customized languages may be used
perform CRUD functions: users may create, read, update, and delete data fields
remain secure: primary keys should not be deleted
be consistent: a foreign key field that references a primary key field must agree with that primary key
Referential integrity states that structural relationships in relational databases must allow

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