create table emp_dept_txt as select first_name,last_name,email,phone_number,department_name from employees ,departments where employees.department_id=departments.department_id and 1=0;
SQL> select * from emp_dept_txt; no rows selected
SQL> desc emp_dept_txt Name Null? Type ----------------------------------------- -------- ---------------------------- FIRST_NAME VARCHAR2(20) LAST_NAME NOT NULL VARCHAR2(25) EMAIL NOT NULL VARCHAR2(25) PHONE_NUMBER VARCHAR2(20) DEPARTMENT_NAME NOT NULL VARCHAR2(30)