query: SELECT Payment_Method_Code FROM Payments GROUP BY Payment_Method_Code ORDER BY count(*) ASC LIMIT 1
question: Which kind payment method had been the least number payment processed?
query_toks: SELECT Payment_Method_Code FROM Payments GROUP BY Payment_Method_Code ORDER BY count ( * ) ASC LIMIT 1
query_toks_no_value: select payment_method_code from payments group by payment_method_code order by count ( * ) asc limit value
question_toks: Which kind payment method had been the least number payment processed?