Online Shopping Systemвђ“database Design ~ Bhupal Blogs May 2026

Manages categories, inventory levels, and specifications.

OrderItemID , OrderID (FK), ProductID (FK), Quantity , PriceAtPurchase .

AddressID , UserID (FK), Street , City , ZipCode , Type (Billing/Shipping). 2. Inventory & Catalog Categories: CategoryID , Name , Description . Manages categories, inventory levels, and specifications

OrderID , UserID (FK), OrderDate , TotalAmount , Status (Pending/Shipped/Delivered).

The StockQuantity in the Products table is updated (decremented). and specifications. OrderItemID

Use database transactions to ensure that stock is decremented only if the payment succeeds.

I can provide the or ER Diagrams to help you finish the project. PriceAtPurchase . AddressID

This paper outlines the architectural framework and database schema for a modern Online Shopping System. It focuses on scalability, data integrity, and the relational mapping required to handle complex e-commerce workflows. I. Executive Summary