3) 상품 주문이 들어왔으니 주문을 처리해봅시다.9.SELECT coustomer_id FROM ordersWHERE amount>1; => ; 빼먹지 않기 10.SELECT *FROM ordersWHERE amount>1AND order_date>'2023-11-02';=>;빼먹지 않기, 행 나누기, *=모든 컬럼 11.SELECT *FROM ordersWHERE amountAND shipping_fee>15000; 12.SELECT shipping_feeFROM ordersORDER BY shipping_fee DESC; 4) 이제 놀만큼 놀았으니 다시 공부해봅시다!13.SELECT name, trackFROM sparta_students; 14.SELECT *FROM sparta_student..