create table Subject(subject_id int, subject_name varchar(30), subject_code varchar(10), staff_id int);

insert into Subject values(75, 'SPM', 'HI986', 41);
insert into Subject values(76, 'CT', 'GY876', 42);
insert into Subject values(77, 'DBMS', 'SE567', 43);
insert into Subject values(78, 'PQT', 'BU678', 44);
insert into Subject values(79, 'AI', 'WV234', 45);
insert into Subject values(80, 'IP', 'ZG195', 46);

select * from Subject;