create table employee (
employee_id number (5),
first_name varchar2(100),
last_name varchar2(100),
salary number (10),
department_id number(5),
hire_date date,
constraint pk_emp primary key (employee_id)
)
insert into employee (employee_id, last_name, salary )
values
(129, 'khaj', 19000),
(130, 'ravi', 20000);