CREATE TABLE Customer (
	Custkey INTEGER,
	Name CHAR(25),
	Address CHAR(40),
	Nationkey INTEGER,
	Phone CHAR(15),
	Acctbal NUMERIC(12,2),
	Mktsegment CHAR(10),
	Comment CHAR(117),
	PRIMARY KEY (Custkey),
	FOREIGN KEY (Nationkey) REFERENCES Nation
	ON UPDATE CASCADE
	ON DELETE CASCADE
);