Postgresql Slow Query Analyzer

---
name: "PostgreSQL Slow Query Analyzer"
slug: "postgresql-slow-query-analyzer"
description: "Queries pg_stat_statements and pg_stat_activity to surface the top slow queries by total execution time, mean latency, and call frequency. Runs EXPLAIN ANALYZE on worst offenders and suggests index additions, rewrite candidates, or vacuum triggers. Works on RDS and Supabase."
github_stars: 13127
verification: "security_reviewed"
source: "https://github.com/brianc/node-postgres"
category: "Runbooks & Diagnostics"
framework: "MCP"
tool_ecosystem:
  github_repo: "brianc/node-postgres"
  github_stars: 13127
  npm_package: "pg"
  npm_weekly_downloads: 23169914
---

# PostgreSQL Slow Query Analyzer

Queries pg_stat_statements and pg_stat_activity to surface the top slow queries by total execution time, mean latency, and call frequency. Runs EXPLAIN ANALYZE on worst offenders and suggests index additions, rewrite candidates, or vacuum triggers. Works on RDS and Supabase.

## Installation

Use the upstream install or setup path that matches your environment:
- npm install pg
- From your workspace root run yarn and then yarn lerna bootstrap
- Run yarn test to run all the tests.

Requirements and caveats from upstream:
- # node-postgres
- ![Build Status](https://github.com/brianc/node-postgres/actions/workflows/ci.yml/badge.svg)
- Non-blocking PostgreSQL client for Node.js. Pure JavaScript and optional native libpq bindings.

Basic usage or getting-started notes:
- ## Documentation
- Each package in this repo should have its own readme more focused on how to develop/contribute. For overall documentation on the project and the related modules managed by this repo please see:
- ### Features

- Source: https://github.com/brianc/node-postgres
- Extracted from upstream docs: https://raw.githubusercontent.com/brianc/node-postgres/HEAD/README.md

## Source

- [Agent Skill Exchange](https://agentskillexchange.com/skills/postgresql-slow-query-analyzer/)