What are the first and last names of the customers with the 10 cheapest invoices?
SELECT T1.first_name ,  T1.last_name FROM customers AS T1 JOIN invoices AS T2 ON T2.customer_id  =  T1.id ORDER BY total LIMIT 10;
SELECT T1.first_name ,  T1.last_name FROM customers AS T1 JOIN invoices AS T2 ON T2.customer_id  =  T1.id ORDER BY total LIMIT 10;
[{'first_name': 'Fynn', 'last_name': 'Zimmermann'}, {'first_name': 'Frank', 'last_name': 'Harris'}, {'first_name': 'Steve', 'last_name': 'Murray'}, {'first_name': 'Ellie', 'last_name': 'Sullivan'}, {'first_name': 'Roberto', 'last_name': 'Almeida'}, {'first_name': 'Enrique', 'last_name': 'Muñoz'}, {'first_name': 'Robert', 'last_name': 'Brown'}, {'first_name': 'Daan', 'last_name': 'Peeters'}, {'first_name': 'Hugh', 'last_name': "O'Reilly"}, {'first_name': 'Victor', 'last_name': 'Stevens'}]