Database: driving_school
Question: How much in total does customer with first name as Carole and last name as Bernhard paid?
SQL:
SELECT sum(T1.amount_payment) FROM Customer_Payments AS T1 JOIN Customers AS T2 ON T1.customer_id = T2.customer_id WHERE T2.first_name = "Carole" AND T2.last_name = "Bernhard"