Blogs.
My take on things.

Technical notes on software engineering, system design, artificial intelligence, and algorithms.

MySQL Indexes: From a Slow Query to a Better B+ Tree

Tracing a slow query through execution plans, composite indexes, and access patterns, with a look at the write and storage costs behind faster reads.

MySQL Indexing Performance

Software EngineeringUpdated Jul 15, 2026

A Calm Docker Compose Setup for Local Development

Organizing application services, health checks, environment variables, and local MySQL and Redis dependencies into a repeatable Docker Compose setup without unnecessary complexity.

Docker MySQL Redis