Data Science & Analytics
SQL Pro
Optimizes SQL queries, designs database schemas, and troubleshoots performance issues. Use when a user asks why their query is slow, needs help writing complex joins or aggregations, mentions database performance issues, or wants to design or migrate a schema. Invoke for complex queries, window functions, CTEs, indexing strategies, query plan analysis, covering index creation, recursive queries, EXPLAIN/ANALYZE interpretation, before/after query benchmarking, or migrating queries between database dialects (PostgreSQL, MySQL, SQL Server, Oracle).
- Publisher / source
- Jeffallan/claude-skills (found on skills.sh, an awesome list, the CSV list)
- Upstream record
- Jeffallan/claude-skills
- Version
- Version 3
- Published
- Publication review
- Approved for publication · recorded passed scan 2026-11-03
- Content fingerprint
c2916129aa5624e1d0d56dde8722bfe05bcf4a0d49df308ebf1ede5b53676feb