The fastest way to learn SQL: structured lessons, real database practice, and AI-powered support—all in your browser.
✓ No credit card required • ✓ 100% Free • ✓ Start in 30 seconds
Start with our comprehensive introduction that covers everything you need to know before writing your first query.
Learn what SQL is, how it works, statement structure, keywords, and why it matters. Covers the five types of SQL commands (DQL, DML, DDL, DCL, TCL) with clear examples.
After completing this lesson, you'll be ready to write your first SQL queries
Our proven learning method helps you go from complete beginner to writing complex queries
Follow our structured lessons that break down SQL concepts into digestible chunks. Each lesson includes clear explanations and examples.
Apply what you've learned with hands-on practice. Write real SQL queries and see instant results in our browser-based environment.
Get personalized help from LeyBot, our AI tutor. Ask questions, debug queries, and deepen your understanding 24/7.
No setup required. No installations. Just open your browser and start practicing with realistic datasets including students, courses, products, and more.
See query results immediately with detailed error messages
Practice with education, e-commerce, and custom datasets
Save queries and monitor your learning journey
Everything you need to go from SQL beginner to confident database user
Created by Dr. Ley Sylvester, university professor with expertise in databases and education.
Practice with real MySQL databases, not simulations. Build actual skills you'll use in your career.
Get instant answers from LeyBot, available 24/7 to explain concepts and debug your queries.
Monitor your learning journey with completion tracking and personalized dashboard.
No subscriptions, no hidden costs, no credit card required. Quality education accessible to everyone.
No installations needed. Open your browser and start learning SQL in less than 30 seconds.
Join students worldwide learning SQL the practical way. Start your first lesson in 30 seconds.
No credit card required • Get started in seconds