Context: CREATE TABLE employees (employee_id VARCHAR, first_name VARCHAR, last_name VARCHAR, job_id VARCHAR, salary INTEGER)
Question: display the employee number, name( first name and last name ) and job title for all employees whose salary is more than any salary of those employees whose job title is PU_MAN.
Answer: SELECT employee_id, first_name, last_name, job_id FROM employees WHERE salary > (SELECT MAX(salary) FROM employees WHERE job_id = 'PU_MAN')