ลูกค้า Art Turcotte มีการ์ดกี่ใบ?ไม่จำเป็นต้องใช้ตารางทั้งหมด
How many cards does customer Art Turcotte have?It is not neccessary to use all the tables.
 Customers_cards:  customer_id [ VARCHAR] 
SELECT COUNT(*) FROM Customers_cards AS T1 JOIN Customers AS T2 ON T1.customer_id = T2.customer_id WHERE T2.customer_first_name = "Art" AND T2.customer_last_name = "Turcotte"