Your friendly SQL learning companion - a modern, interactive platform designed to make mastering SQL accessible, visual, and fun for everyone.
SQL Boy was built with a simple mission: to provide a frictionless environment for developers and students to master SQL. Unlike traditional tutorials that rely on static text or server-side execution, SQL Boy leverages the power of your browser to run a full SQL engine locally, giving you instant feedback and complete privacy.
Whether you're a complete beginner taking your first steps into database querying, or an experienced developer looking to sharpen your skills with advanced SQL concepts, SQL Boy provides the tools and guidance you need. Our interactive approach combines theory with practice, ensuring you don't just memorize syntax - you truly understand how SQL works.
Powered by SQLite WASM, SQL Boy's SQL engine runs entirely in your browser. No server latency, no data privacy concerns, and no installation required. Just open your browser and start learning SQL immediately.
Visual feedback, AST visualizations, and execution plans help you understand not just what works, but how it works. SQL Boy makes complex concepts like JOINs, window functions, and query optimization easy to grasp through interactive visualizations.
Your data never leaves your device. Upload CSVs, run queries, and experiment safely in your local sandbox. SQL Boy respects your privacy - no tracking, no data collection, no compromises.
Essential tools like SQL Formatter, Minifier, and Syntax Validator are built right into SQL Boy to streamline your workflow. Format queries for readability, minify for production, and validate syntax across multiple SQL dialects.
SQL Boy is built using cutting-edge web technologies to deliver a fast, reliable, and beautiful learning experience:
SQL Boy is a passion project created to help developers and students worldwide master SQL. We believe that quality education should be free, accessible, and enjoyable. Happy learning!