Entities and Attributes for the Shopping Cart Database
Product: Represents individual products available for purchase.
- ProductID (Primary Key): Unique identifier for each product.
- Name: Name of the product.
- Description: Description of the product.
- Price: Price of the product.
- QuantityAvailable: Quantity of the product available in stock.
Customer: Represents individuals or organizations making purchases.
- CustomerID (Primary Key): Unique identifier for each customer.
- FirstName: First name of the customer.
- LastName: Last name of the customer.
- Email: Email address of the customer.
- Address: Shipping address of the customer.
- ContactNumber: Contact number of the customer.
Order: Represents individual orders placed by customers.
- OrderID (Primary Key): Unique identifier for each order.
- CustomerID (Foreign Key): Reference to the customer placing the order.
- OrderDate: Date and time when the order was placed.
- TotalAmount: Total amount of the order.
OrderItem: Represents individual items included in an order.
- OrderItemID (Primary Key): Unique identifier for each order item.
- OrderID (Foreign Key): Reference to the order containing the item.
- ProductID (Foreign Key): Reference to the product being purchased.
- Quantity: Quantity of the product purchased.
- Price: Price of the product at the time of purchase.
Cart: Represents individual shopping carts created by customers.
- CartID (Primary Key): Unique identifier for each shopping cart.
- CustomerID (Foreign Key): Reference to the customer owning the cart.
How to Design a Database for Shopping Cart
Designing a relational database for a shopping cart system is essential for managing e-commerce transactions efficiently. Such a database needs to handle various entities like products, customers, orders, and payments, while also ensuring data integrity and supporting seamless interactions between users and the online store.
In this article, we’ll delve into the key components and considerations involved in creating a robust shopping cart database.