---
title: "Major version upgrades"
description: "How can you compare data and queries after a PostgreSQL major upgrade?"
status: "coming-soon"
language: "en"
canonical: "https://bulnik.dev/en/articles/topics/T41.07/"
topicId: "T41.07"
---

> Coming soon — this article is being prepared. Below are its question, intended outcome, and place in the story.

## The question

How can you compare data and queries after a PostgreSQL major upgrade?

## What we will work through

Compare data and queries after a PostgreSQL major upgrade.

## Before you begin

Previously covered: Backups and point-in-time recovery.

- [Backups and point-in-time recovery](/en/articles/topics/T41.05/)