This book is your fast-track pocket guide to mastering SQL, designed for absolute beginners. This step-by-step book covers everything from basic queries to advanced optimization techniques, ensuring you learn to write SQL correctly. You'll explore essential topics such as data retrieval, filtering, sorting, joins, aggregations, and data modifications, while gaining insights into performance optimization critical for real-world applications.

The seven-day plan includes real-world scenarios, hands-on exercises, and common mistakes to avoid. While traditional SQL books focus on syntax...