Relational Databases Explained: Fundamentals Every Engineer Should MasterA practical, engineering-first tour of the relational model, ACID guarantees, normalization, indexing, and the trade-offs that shape real-world systems
A practical guide to relational database fundamentals: the relational model, ACID, normalization, indexing, and trade-offs, with real code for engineers.
Database Migrations in SQL: Fundamentals, Practices, and the Domain Language Every Team NeedsHow to evolve a production schema without breaking the system that depends on it
A practical guide to SQL database migrations: core concepts, versioning strategies, expand-contract patterns, and the shared vocabulary teams need to ship schema changes safely.
PostgreSQL Fundamentals: A Practical Guide to How It Actually WorksThe core concepts every developer should understand before writing production queries against Postgres
A practical PostgreSQL fundamentals guide covering MVCC, indexing, transactions, and real-world pitfalls for professional developers.
PostgreSQL on AWS RDS: What Changes When Postgres Becomes a Managed ServiceA practical guide to running PostgreSQL on RDS, from parameter groups and extensions to Multi-AZ, replication, and version upgrades
A practical guide to PostgreSQL on AWS RDS: parameter groups, extensions, Multi-AZ, replication, upgrades, and the pitfalls specific to managed Postgres.
How to Design High-Performance Pagination Algorithms for APIs and DatabasesStep-by-step guide to building efficient, scalable pagination in modern architectures
Master pagination algorithms for APIs and databases-offset, keyset, cursor-based-with performance optimization, scalability patterns, and real-world implementation examples.
Real-World ORM Case Studies: Refactors, Bottlenecks, and Project Ideas You Can ShipLessons from production: common failure modes, fixes that work, and app ideas to practice on.
Explore real-life ORM case studies, from slow endpoints to migration mishaps and schema redesigns. Get actionable solutions plus project ideas-multi-tenant SaaS, audit logs, and reporting pipelines-to build ORM skills.
Using PostgreSQL to Replace DynamoDB: A Practical Migration GuideHow to model DynamoDB-style access patterns in PostgreSQL without losing the flexibility that made NoSQL appealing in the first place
A practical, engineering-focused guide to replacing DynamoDB with PostgreSQL: schema design, indexing, transactions, and where the tradeoffs really bite.