Intermediate
Database Management Systems
Q73 / 100
What is referential integrity?
Correct! Well done.
Incorrect.
The correct answer is C) A property ensuring that foreign key values always correspond to existing primary key values in the referenced table, preventing orphaned records
C
Correct Answer
A property ensuring that foreign key values always correspond to existing primary key values in the referenced table, preventing orphaned records
Explanation
Referential integrity is enforced through foreign key constraints: a row cannot reference a non-existent parent row, and the DBMS rejects operations (or cascades them) that would break this relationship.
Progress
73/100