create table employees oracle

1create table EMPLOYEES (  
2  empno             number,  
3  name              varchar2(50) not null,  
4  job               varchar2(50),  
5  manager           number,  
6  hiredate          date,  
7  salary            number(7,2),  
8  commission        number(7,2),  
9  deptno           number,  
10  constraint pk_employees primary key (empno),  
11  constraint fk_employees_deptno foreign key (deptno) 
12      references DEPARTMENTS (deptno)  
13);