mysql>
mysql> CREATE TABLE EmployeeS_X
-> (EmployeeNO INTEGER NOT NULL,
-> SEX CHAR(1) NOT NULL
-> CHECK(SEX IN ('M', 'F')));
Query OK, 0 rows affected (0.00 sec)
mysql>
mysql>
mysql> drop table Employees_x;
Query OK, 0 rows affected (0.00 sec)