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` )
)
SELECT email_address ,  phone_number FROM customers WHERE customer_id NOT IN (SELECT customer_id FROM complaints)
What are the emails and phone numbers of custoemrs who have never filed a complaint?