Intermediate
SQL
Q73 / 100
What is the purpose of "CHECK" constraints?
Correct! Well done.
Incorrect.
The correct answer is B) To enforce that values in a column satisfy a specific boolean condition before being accepted
B
Correct Answer
To enforce that values in a column satisfy a specific boolean condition before being accepted
Explanation
A CHECK constraint defines a condition that every row must satisfy, e.g. "CHECK (age >= 0)", rejecting inserts/updates that violate it.
Progress
73/100