PHP | Working with Databases

Опубликовано: 22 Июнь 2026
на канале: Developer Roadmaps

The database is the heartbeat of your PHP app. 🗄️
In this episode, we’ll explore how PHP connects to and manages databases using PDO, MySQLi, and transactions.
You’ll learn how to prevent SQL injection, understand ORMs like Doctrine and Eloquent, and discover advanced techniques like pooling, indexing, and migrations.

⏱️ Chapters:
00:00 | Intro – PHP’s Connection to the Heart of Every App
01:00 | The Role of the Database – Long-Term Memory of Your App
02:00 | Supported Databases – MySQL, PostgreSQL, SQLite, and More
03:00 | PDO vs MySQLi – Choosing the Right Connector
04:00 | PDO – The Universal Database Adapter
05:30 | MySQLi – Tailored for MySQL Power Users
06:30 | Secure Connections with Try/Catch & Prepared Statements
08:30 | Preventing SQL Injection – Prepare Once, Execute Safely
10:00 | Transactions – Keeping Data Honest and Reliable
11:30 | Begin Transaction, Commit, Rollback Explained
13:00 | The Bank Transfer Analogy – All or Nothing Logic
14:30 | Object-Relational Mapping (ORM) – Working with Data as Objects
16:00 | How ORM Translates PHP Classes into SQL
17:30 | Doctrine & Eloquent – Popular ORM Frameworks
18:30 | Why ORM Changes the Way You Think About Data
20:00 | Advanced Database Techniques – Thinking at Scale
21:00 | Connection Pooling – Reusing Database Connections
22:30 | Performance Optimization – Indexes & Caching
24:00 | Database Migrations – Version Control for Schema
25:30 | The Professional Shift – From Script to System
27:00 | What’s Next – PHP Object-Oriented Programming Fundamentals
27:30 | Outro – Map Your Path. Build Your Career.

#DeveloperRoadmaps #PHP #Databases #LearnPHP #BackendDevelopment #WebDevelopment #SQL #PDO #ORM #FullStackDevelopment

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