create table course (number int, name varchar(24), credits int, teacherId int);
insert into course values (101, 'Algebra I', 5, 1003);
insert into course values (201, 'Algebra II', 5, 1002);
insert into course values (150, 'World History', 2, 1001);
insert into course values (301, 'Calculus', 5, 1002);
insert into course values (314, 'Computer Programming', 4, 1001);
insert into course values (204, 'Spanish II', 3, 1003);
