Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE employees (first_name VARCHAR, last_name VARCHAR, salary VARCHAR, commission_pct VARCHAR)

### Question ###
What are the full name (first and last name) and salary for all employees who does not have any value for commission?

### Accurate SQL ###

SELECT first_name, last_name, salary FROM employees WHERE commission_pct = "null"