SQL> create table employee_history 2 (employee_id number(6) not null, 3 salary number(8,2), 4 hire_date date default sysdate, 5 termination_date date, 6 termination_desc varchar2(4000), 7 constraint emphistory_pk 8 primary key (employee_id, hire_date) 9 ); Table created. SQL> SQL> SQL> drop table employee_history; Table dropped. SQL>