query: SELECT hire_date FROM employees WHERE first_name NOT LIKE '%M%'
question: when is the hire date for those there employees whose first name do not containing no letter M?
query_toks: SELECT hire_date FROM employees WHERE first_name NOT LIKE ' % M % '
query_toks_no_value: select hire_date from employees where first_name not like value
question_toks: when is the hire date for those there employees whose first name do not containing no letter M?