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How to work with pg_stat_statements

Content from #0005, #0006, #0007 to be migrated and combined from GitLab repository

pg_stat_statements is your "diagnostic imaging" tool - the single most important extension for query performance analysis and database health monitoring. This comprehensive guide covers everything from basic setup to advanced analysis.

What you'll learn​

Part 1: Setup and Basic Usage (#0005)​

  • Installing and configuring pg_stat_statements
  • Basic queries and understanding the output
  • Essential metrics and what they mean

Part 2: Advanced Analysis (#0006)​

  • Complex queries for performance troubleshooting
  • Identifying problematic SQL patterns
  • Correlating statistics with system performance

Part 3: Monitoring and Alerting (#0007)​

  • Setting up automated monitoring
  • Creating alerts for performance degradation
  • Building dashboards and reports

Prerequisites​

  • Superuser access to install extensions
  • Understanding of basic SQL
  • Familiarity with Postgres logging

This content will be migrated and combined from the original GitLab repository guides #0005, #0006, and #0007.