Stop Reading EXPLAIN Plans by Hand: Introducing pgexplain and pgwatch 🐘
The article introduces two new tools, pgexplain and pgwatch, designed to simplify the analysis of PostgreSQL query execution plans. pgexplain automates the interpretation of EXPLAIN output, providing actionable insights for developers. pgwatch continuously monitors slow queries in production environments, ensuring that performance issues are detected and addressed promptly.
- ▪pgexplain is a Go library and CLI that parses EXPLAIN output and surfaces actionable findings.
- ▪It provides a ranked list of issues and suggestions for improving query performance.
- ▪pgwatch is a daemon that monitors PostgreSQL logs for slow queries and automatically analyzes them using pgexplain.
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try { if(localStorage) { let currentUser = localStorage.getItem('current_user'); if (currentUser) { currentUser = JSON.parse(currentUser); if (currentUser.id === 1022391) { document.getElementById('article-show-container').classList.add('current-user-is-article-author'); } } } } catch (e) { console.error(e); } Haleh Posted on May 20 Stop Reading EXPLAIN Plans by Hand: Introducing pgexplain and pgwatch 🐘 #postgres #go #cli #database PostgreSQL gives you a detailed execution plan for every query. Reading it is a skill — interpreting it correctly under pressure, at scale, or across dozens of slow queries is another thing entirely. Most developers either skip the plan entirely or paste it into an online visualizer and hope for the best. The problem You run a slow query.
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