Backend Models & Schema Practice (MERN Stack)

This repository contains backend database models and schema designs created using Node.js and MongoDB (Mongoose).

The purpose of this project is to practice real-world backend architecture and schema relationships for different types of applications.

---

📌 Projects Included

1️⃣ Todo Application

Folder: /todo

Models:

• user.model.js → Stores user information.
• todo.model.js → Stores main todo tasks.
• subTodo.model.js → Stores subtasks related to a todo.

Features:

• User-based todo management
• One-to-many relationship (Todo → SubTodo)
• Proper schema structure with references

---

2️⃣ E-commerce Application

Models:

• user.model.js
• product.model.js
• category.model.js
• order.model.js

Features:

• Product and category relationship
• Order linked with user
• Real-world ecommerce schema structure
• Reference-based data modeling

---

3️⃣ Hospital Management System

Models:

• doctor.model.js
• patient.model.js
• hospital.model.js
• medicalRecord.model.js

Features:

• Doctor and patient relationship
• Hospital record management
• Medical history tracking
• Structured healthcare database schema

---

🛠 Tech Stack

• Node.js
• Express.js
• MongoDB
• Mongoose

---

🎯 Purpose of This Repository

This project is created for:

• Backend practice
• Understanding schema relationships
• Learning one-to-one, one-to-many references
• Building real-world scalable database structure

---

🚀 Author

Muhammad Osama
MERN Stack Developer (Learning Phase)

---

📌 Future Improvements

• Add controllers and routes
• Add validation & authentication
• Implement APIs
• Connect with frontend