SQL Query Optimization

소개

Boost database performance and eliminate latency bottlenecks with this comprehensive SQL optimization skill. It empowers developers to identify slow queries using EXPLAIN ANALYZE, detect missing indexes, and resolve common anti-patterns like the N+1 problem or inefficient pagination. By providing domain-specific guidance for PostgreSQL and MySQL, it ensures your database interactions are production-ready, scalable, and resource-efficient through advanced indexing strategies and server configuration tuning.

주요 기능

• In-depth EXPLAIN and EXPLAIN ANALYZE plan interpretation
• Strategic indexing advice including B-Tree, Composite, and Partial indexes
• PostgreSQL and MySQL configuration tuning for memory and connection pooling
• 21 GitHub stars
• Detection and resolution of N+1 query anti-patterns
• Pagination optimization using cursor-based patterns to replace slow OFFSETs

사용 사례

• Optimizing database schemas for large-scale data retrieval and full-text search
• Identifying and fixing slow production queries causing high CPU or disk I/O usage
• Refactoring legacy SQL or ORM-generated code to use more efficient JOIN and batching patterns