November 3, 2025
Diagnose seven common PostgreSQL performance bottlenecks, from slow plans and bad indexes to autovacuum, memory, pooling, and locks.
Use PgBouncer to reduce PostgreSQL connection overhead, choose a pooling mode, size pools, and monitor client pressure.
Prevent PostgreSQL bloat with safer autovacuum tuning, manual VACUUM guidance, index maintenance, and transaction ID monitoring.
Choose PostgreSQL index types for equality, range, JSONB, arrays, full-text, spatial, and large time-series queries.
Unlock PostgreSQL performance with our comprehensive guide to EXPLAIN ANALYZE. Learn to interpret query execution plans, identify bottlenecks, and optimize your SQL queries. This guide covers essential concepts, node types, output interpretation, and practical optimization strategies with actionable examples. Master your database performance by understanding how PostgreSQL runs your queries.