Free Sample Chapters

Master database design from concept to production schema. Learn ER modeling, normalization, keys, constraints, indexing, query-aware design, scalability, and real-world case studies for modern applications.

Learn MongoDB from the ground up. Master documents, BSON, CRUD, indexing, aggregation pipelines, replica sets, sharding, security, and production deployment to build scalable NoSQL applications with confidence.

Learn Redis from basics to production. Master in-memory data structures, caching, Pub/Sub, persistence, replication, clustering, security, and high-performance scaling.

Learn SQL from scratch with simple explanations and practical examples. Understand databases, write queries, filter and join data, and build a strong foundation for data analysis and development.

Master SQLite from basics to production. Learn schema design, CRUD, joins, indexing, transactions, performance tuning, backups, and integration with Python and Node.js for modern embedded applications.