Relational Databases Explained: What, How, When, and WhyA practical guide to the relational model, SQL fundamentals, and the engineering decisions behind choosing a relational database
Learn the core concepts of relational databases-tables, keys, normalization, ACID, and indexing-with practical SQL and code examples for engineers.
SQL Fundamentals: A Hands-On Guide to the Basics Every Developer NeedsFrom SELECT statements to joins and transactions - a practical, no-fluff introduction to relational databases for engineers who want to actually understand what's happening under the hood
Learn SQL fundamentals through practical examples: queries, joins, indexes, transactions, and normalization - a hands-on guide built for developers who want real understanding.
SQL Patterns, Anti-Patterns, and Pitfalls: A Practical Guide for EngineersHow to write SQL that scales, stays correct, and doesn't quietly rot your database
A practical guide to SQL design patterns, common anti-patterns, and performance pitfalls, with concrete examples for engineers who work with relational databases daily.