Book: Database Playbook: Choosing the Right Store for Every System You Build

Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture in Go

My project: Hermes IDE | GitHub — an IDE for developers who ship with Claude Code and other AI coding tools

Me: xgabriel.com | GitHub

Your read replica is lying to you, and "eventual consistency" is the lie's polite name. The user clicks Pay, the API returns 200, the next page reads the order from a replica, and the row isn't there yet. Support gets the ticket. You blame "replication lag" like it's weather.