This is your systematic approach to fixing slow queries and designing databases that don't fall over under load. It walks you through analyzing EXPLAIN plans, adding the right indexes, and killing N+1 queries before they murder your API response times. The implementation playbook gives you concrete patterns to follow rather than vague advice. Honestly, this is most valuable when you're already neck-deep in performance problems or designing a schema that needs to scale. It won't magically teach you SQL from scratch, but if you know your way around queries and need to make them faster, it gives you a structured method instead of just throwing indexes at the wall.
npx skills add https://github.com/sickn33/antigravity-awesome-skills --skill sql-optimization-patterns