📘 Product: Databases — SQL, NoSQL & Real-World Data Mastery

Master the backbone of modern apps with Databases: SQL, NoSQL & Real-World Data Mastery. This e-book takes you from fundamentals to advanced, real-world skills that every serious developer needs.

Inside, you’ll learn:

• SQL essentials: tables, keys, queries, joins.
• Advanced SQL: indexing, transactions, views, normalization.
• NoSQL basics: MongoDB, key-value, document, graph, and column databases.
• Real-world design strategies for apps, e-commerce, and chat systems.
• Scaling with sharding, replication, caching, and performance tuning.
• Database security (authentication, encryption, backups, monitoring).
• Future trends: cloud databases, AI optimization, edge, and blockchain.

Whether you’re a student, developer, or entrepreneur, this book equips you to design and manage databases that scale — the same knowledge powering today’s top companies.