Want to **integrate a database** into your Flask application? **Flask-SQLAlchemy** is the go-to ORM (Object Relational Mapper) for working with databases in Flask. In this tutorial, you’ll learn how to **set up and use Flask-SQLAlchemy** to efficiently manage and interact with databases in your Flask app.
Whether you're building a simple web app or a full-fledged API, this guide will walk you through everything from **database setup** to performing CRUD operations (Create, Read, Update, Delete) using **Flask-SQLAlchemy**.
### 🔹 **What You’ll Learn in This Video:**
✅ What is **Flask-SQLAlchemy**, and why should you use it?
✅ How to install and configure **Flask-SQLAlchemy**
✅ Setting up a **SQLite / PostgreSQL / MySQL** database
✅ Creating database models using **SQLAlchemy ORM**
✅ Running **migrations** and initializing the database
✅ Performing CRUD operations (Create, Read, Update, Delete)
✅ Querying the database using Flask-SQLAlchemy
✅ Best practices for using **Flask and databases efficiently**
### 🔹 **Why Use Flask-SQLAlchemy?**
Flask-SQLAlchemy simplifies database interactions in Flask by:
🔹 Allowing you to use **Python objects instead of raw SQL queries**
🔹 Supporting multiple database engines (**SQLite, PostgreSQL, MySQL, etc.**)
🔹 Providing built-in query support for **efficient database interactions**
🔹 Making it easier to perform **database migrations**
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### **🚀 Step-by-Step Implementation**
#### **1️⃣ Install Flask-SQL
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2025/03/14
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