Part 3/5: Database Modeling, Migration, and Seeding with Laravel 9

Opening Hook

You've just deployed your Laravel 9 application, and everything seems to be working smoothly. However, as your user base grows, you start to notice performance issues with your database. You realize that you need to optimize your database modeling, migration, and seeding to ensure scalability. In this part of the tutorial series, we'll dive into the world of database modeling, migration, and seeding with Laravel 9.

Why This Matters

Database modeling, migration, and seeding are crucial aspects of building scalable APIs with Laravel 9. A well-designed database can significantly improve performance, reduce latency, and enhance overall user experience. In this section, we'll explore the current state of database modeling, migration, and seeding in the industry, and why it's essential to master these skills.

Background/Context

Laravel 9 provides a robust set of tools for database modeling, migration, and seeding. With Eloquent ORM, you can define relationships between models, create and manage migrations, and seed your database with ease. In this section, we'll delve into the technical background and relevant history of database modeling, migration, and seeding in Laravel 9.

Core Concepts

To get started with database modeling, migration, and seeding in Laravel 9, you need to understand the fundamental principles of Eloquent ORM. Here are the key concepts to grasp:

• Models: Represent tables in your database.
• Migrations: Manage changes to your database schema.
• Seeding: Populate your database with initial data.

Practical Implementation

Step 1: Defining Models

To define a model in Laravel 9, you need to create a new PHP class that extends the Illuminate\Database\Eloquent\Model class.