query-performance-analysis

Detect N+1 queries, analyze slow queries with EXPLAIN, identify missing indexes, and ensure safe online index migrations. Use when optimizing query performance, preventing performance regressions, or debugging slow endpoints. Complements database-migrations skill which covers index creation syntax.

$ 安裝

git clone https://github.com/majiayu000/claude-skill-registry /tmp/claude-skill-registry && cp -r /tmp/claude-skill-registry/skills/data/query-performance-analysis ~/.claude/skills/claude-skill-registry

// tip: Run this command in your terminal to install the skill