Beginner
SQL
Q18 / 100
What is the purpose of the FOREIGN KEY constraint?
Correct! Well done.
Incorrect.
The correct answer is B) To link a column to the primary key of another table, enforcing referential integrity
B
Correct Answer
To link a column to the primary key of another table, enforcing referential integrity
Explanation
A FOREIGN KEY establishes a relationship between two tables by referencing the primary key (or unique key) of another table.
Progress
18/100