SELECT cust_name FROM customer EXCEPT SELECT cust_name FROM customer WHERE acc_type  =  'saving'
Find the name of customers who do not have an saving account.
SELECT cust_name FROM customer EXCEPT SELECT cust_name FROM customer WHERE acc_type = 'saving '
select cust_name from customer except select cust_name from customer where acc_type = value
Find the name of customers who do not have an saving account .