Master SQL and PL/SQL from first SELECT to shipped developer: 47 chapters covering joins, window functions, CTEs, transactions, cursors, triggers and procedures — with runnable code, traps flagged, practice + bonus challenges, and four capstone projects with full solutions.
Unlock SQL with the "Zero-to-Hero" Notion Roadmap. This is not a syntax cheat sheet — it is a complete, interactive textbook of 47 chapters, spanning a full SQL track and a full PL/SQL track, that takes you from your first SELECT to writing stored procedures and triggers you can trust in production.
Whether you're an analyst who wants to stop waiting on other people's queries, a backend developer designing schemas, or a beginner breaking into data, this template gives you the depth and structure to master SQL with confidence.