Question: If the restrict option is chosen when enforcing the Referential Integrity rule, what happens when a user tries to delete a primary key value that
If the "restrict" option is chosen when enforcing the Referential Integrity rule, what happens when a user tries to delete a primary key value that is NOT referenced in the foreign key column?
DBMS will delete this primary key value and replace it with a null value.
The entire row associated with this primary key will be deleted.
The DBMS will set all values in the foreign key to null values.
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