What are the phone numbers of all customers and suppliers.
SELECT customer_phone FROM customers UNION SELECT supplier_phone FROM suppliers
SELECT customer_phone FROM customers UNION SELECT supplier_phone FROM suppliers
[{'customer_phone': '(443)013-3112x528'}, {'customer_phone': '(692)009-5928'}, {'customer_phone': '(730)934-8249'}, {'customer_phone': '+08(3)8056580281'}, {'customer_phone': '+41(8)1897032009'}, {'customer_phone': '07594320656'}, {'customer_phone': '08023680831'}, {'customer_phone': '1-064-498-6609x051'}, {'customer_phone': '1-432-960-2402x1734'}, {'customer_phone': '1-472-036-0434'}, {'customer_phone': '1-483-283-4742'}, {'customer_phone': '1-695-364-7586x59256'}, {'customer_phone': '117.822.3577'}, {'customer_phone': '197-417-3557'}, {'customer_phone': '254-072-4068x33935'}, {'customer_phone': '287-071-1153x254'}, {'customer_phone': '587.398.2400x31176'}, {'customer_phone': '857-844-9339x40140'}, {'customer_phone': '877-150-8674x63517'}]