网上商城类图

0..n

1

1..n

orderitem

+ itemid:Sttring+ count:String+ subtotal:String+ pid:String+ uid:String

User

+ uid:Integer+ username:String+ password:Integer+ reallyname:String+ email:String+ sex:String+ phone:Integer- address:String

+ regist()+ login()+ shopping()+ sarchproduct()

Orders

+ oid:Integer+ ordertime:String+ phone:String+ address:String+ state:int+ total:Integer

Product

+ pname:String+ is_hot:int+ image:String+ pdate:String+ market_price:Integer+ shop_price:Integer+ porpose:String