The Practical PostgreSQL Tuning Guide: Fixing Slow Queries & Vacuum Bloat

Fixing slow queries, connection pools, and autovacuum bloat with EXPLAIN ANALYZE BUFFERS and PgBouncer.

Executive Summary

Before upgrading hardware, 95% of database bottlenecks come down to missing composite indexes, unconfigured PgBouncer connection pooling, and autovacuum settings.

Author: Usman Khan, Principal Architect