query: SELECT order_id ,  count(*) FROM Order_items GROUP BY order_id
question: Are Showing the order ids and the number of items in each order.
query_toks: SELECT order_id , count ( * ) FROM Order_items GROUP BY order_id
query_toks_no_value: select order_id , count ( * ) from order_items group by order_id
question_toks: Are Showing the order ids and the number of items in each order.