SELECT town_city FROM customers WHERE customer_type_code  =  "Good Credit Rating" GROUP BY town_city ORDER BY count(*) LIMIT 1
Return the city with the customer type code "Good Credit Rating" that had the fewest customers.
CREATE TABLE `Staff` (
`staff_id` INTEGER PRIMARY KEY,
`gender` VARCHAR(1),
`first_name` VARCHAR(80),
`last_name` VARCHAR(80),
`email_address` VARCHAR(255),
`phone_number` VARCHAR(80)
);
CREATE TABLE `Customers` (
`customer_id` INTEGER PRIMARY KEY,
`customer_type_code` VARCHAR(20) NOT NULL,
`address_line_1` VARCHAR(80),
`address_line_2` VARCHAR(80),
`town_city` VARCHAR(80),
`state` VARCHAR(80),
`email_address` VARCHAR(255),
`phone_number` VARCHAR(80)
);
CREATE TABLE `Products` (
`product_id` INTEGER PRIMARY KEY,
`parent_product_id` INTEGER,
`product_category_code` VARCHAR(20) NOT NULL,
`date_product_first_available` DATETIME,
`date_product_discontinued` DATETIME,
`product_name` VARCHAR(80),
`product_description` VARCHAR(255),
`product_price` DECIMAL(19,4)
);
CREATE TABLE `Complaints` (
`complaint_id` INTEGER NOT NULL ,
`product_id` INTEGER NOT NULL,
`customer_id` INTEGER NOT NULL,
`complaint_outcome_code` VARCHAR(20) NOT NULL,
`complaint_status_code` VARCHAR(20) NOT NULL,
`complaint_type_code` VARCHAR(20) NOT NULL,
`date_complaint_raised` DATETIME,
`date_complaint_closed` DATETIME,
`staff_id` INTEGER NOT NULL ,
FOREIGN KEY (`staff_id` ) REFERENCES `Staff`(`staff_id` ),
FOREIGN KEY (`product_id` ) REFERENCES `Products`(`product_id` ),
FOREIGN KEY (`customer_id` ) REFERENCES `Customers`(`customer_id` )
);
INSERT INTO Staff (`staff_id`, `gender`, `first_name`, `last_name`, `email_address`, `phone_number`) VALUES (114, '0', 'Ward', 'Boehm', 'marcelle.ritchie@example.com', '(379)551-0838x146');
INSERT INTO Customers (`customer_id`, `customer_type_code`, `address_line_1`, `address_line_2`,  `town_city`, `state`, `email_address`, `phone_number`) VALUES (113, 'Good Credit Rating', '144 Legros Landing', 'Apt. 551', 'Maryamport', 'Kansas', 'hsteuber@example.org', '06963347450');
INSERT INTO Products (`product_id`, `parent_product_id`, `product_category_code`, `date_product_first_available`, `date_product_discontinued`, `product_name`, `product_description`,  `product_price`) VALUES (117, 4, 'Food', '1988-09-29 17:54:50', '1987-12-20 13:46:16', 'Chocolate', 'Handmade chocolate', '2.8800');
INSERT INTO Complaints (`complaint_id`, `product_id`, `customer_id`, `complaint_outcome_code`, `complaint_status_code`, `complaint_type_code`, `date_complaint_raised`, `date_complaint_closed`, `staff_id`) VALUES (1, 117, 120, 'OK', 'Closed', 'Product Failure', '2002-07-18 10:59:35', '1976-04-19 11:03:06', 114);