data-sql-optimization
Installation
SKILL.md
SQL Optimization — Comprehensive Reference
This skill provides actionable checklists, patterns, and templates for transactional (OLTP) SQL optimization: measurement-first triage, EXPLAIN/plan interpretation, balanced indexing (avoiding over-indexing), performance monitoring, schema evolution, migrations, backup/recovery, high availability, and security.
Supported Platforms: PostgreSQL, MySQL, SQL Server, Oracle, SQLite
For OLAP/Analytics: See data-lake-platform (ClickHouse, DuckDB, Doris, StarRocks)