A Referential Integrity Constraint Policy That Guarantees That a Row

question 56

Multiple Choice

A referential integrity constraint policy that guarantees that a row in a parent table always has a required entry in a child table ________.

• A)is known as a minimum cardinality enforcement action
• B)needs to be documented by the database development team
• C)is enforced in most DBMS products
• D)Both A and B are correct