SELECT first_name ,  last_name ,  salary FROM  employees WHERE commission_pct  =  "null"
Return the full names and salaries of employees with null commissions.
SELECT first_name , last_name , salary FROM employees WHERE commission_pct = `` null ''
select first_name , last_name , salary from employees where commission_pct = value
Return the full names and salaries of employees with null commissions .