Database
33 articles in this category (Page 1 of 2)
Why MongoDB is Still the Wrong Choice for 99% of Projects
The 'schemaless' pitch of document databases promised database flexibility and rapid iteration. In reality, your data always has schema. Moving schema constraints to the application layer leads to data drift, write corruption, and slow queries. PostgreSQL is almost always the correct answer.
Why ORMs are the Worst Anti-Pattern in Modern Backend Development
Object-Relational Mapping (ORM) tools promise to free developers from SQL. In exchange, they introduce the N+1 query problem, hide database performance realities behind black-box abstractions, and create models that couple application state to database schemas. It's time to write SQL again.
MySQL 8.4 Performance Tuning Guide: Achieve Over 99% Buffer Pool Hit Ratio
Boost production database speed by tuning innodb_buffer_pool_size (70‑80% RAM), using composite indexes, enabling slow query log (<0.5s), and leveraging Performance Schema — all without new hardware.
Database Observability: An Engineer's Guide to Full-Stack Monitoring Across SQL, NoSQL, and Cloud Databases
Master full-stack database observability across SQL, NoSQL, and cloud environments to eliminate fragmented dashboards and reduce p99 latency using OpenTelemetry and engine-specific signals.