query: SELECT first_name ,  last_name ,  salary FROM  employees WHERE commission_pct  =  "null"
question: What the full name first name one ( and last ) and salary all employee who does not have any value commissions?
query_toks: SELECT first_name , last_name , salary FROM employees WHERE commission_pct = `` null ''
query_toks_no_value: select first_name , last_name , salary from employees where commission_pct = value
question_toks: What the full name first name one ( and last ) and salary all employee who does not have any value commissions?