Solution#1
1.
2.
3.
4.
5.
Customer
Product
Order
Payment
Card
Solution#2
Attribute
Function
int Name;
Login();
int Mobile_no;
registration();
payment();
Attribute
Function
Name;
getProduct();
price;
Attribute
Function
Amount;
Slip_Generate();
ATM_card_no;
Attribute
Function
ID;
update();
Date;
delete();
Solution#3
Relation is
Order
Payment
Payment
Product
Customer
Cart
Solution#4
Customer
String name;
Int Mobile_no;
Int login();
Int registration();
Int payment();
Product
Int price;
String name;
Int GetProduct();
Order
Int number;
Int date;
Int detail();
Payment
Int amount;
Int ATM_Card_no;
Int SlipGenerate();
Card
Int ID;
Int Date;
Int update();
Int delete();