n……n
Products
-productid:int-productname:String-unitprice:float-quantity:int-quantityperunit:String-categoryid:int-supplierid:String-imgurl:String-description:String
+set()+get()
Comment
-dynamicid:int-username:String-content:String-time:String
n..1
Orderitems
-orderid:int-username:String-productid:int-productname:String-unitprice:String-quantity:int-imgurl:String-orderstate:String-orderdate:String-shipdate:String-receivedate:String-evaluation:String
1……n
n……1
Users
-username:String-name:String-phone:String-password:String-address:String
+setUsername(String username)+getUsername():String+setName(String name)+getName():String+setPhone(String phone)+getPhone():String+setPassword(String password)+getPassword():String+setAddress(String address)+getAddress():String
Suppliers
-supplierid:String-suppliername:String-sex:String-email:String-tel:String-address:String
Dynamic
-dynamicid:int-title:String-note:String-img1url:String-img2url:String-img3url:String-date:String
