Beginner
Database Management Systems
Q28 / 100
What is a subquery?
Correct! Well done.
Incorrect.
The correct answer is B) A query nested inside another SQL query, used to provide data for the outer query
B
Correct Answer
A query nested inside another SQL query, used to provide data for the outer query
Explanation
Subqueries can appear in SELECT, FROM, WHERE, and HAVING clauses. Example: SELECT * FROM employees WHERE salary > (SELECT AVG(salary) FROM employees).
Progress
28/100