How to Uninstall and Install postgresql on Ubuntu 22.04

Updated: September 11, 2022

This metapackage always depends on the currently supported PostgreSQL database server version. In this tutorial, I will show you ways to install postgresql Ubuntu 22.04.

Prerequisites

  • Operating system: Ubuntu 22.04 or older versions with more than 2GB RAM
  • Privileges: Make sure that you can run the sudo commands line.

Prerequisites to install postgresql on Ubuntu 22.04

Install postgresql Ubuntu 22.04

postgresql is one of the popular ways on Ubuntu now so that this tutorial will show you some ways to install it. Choose the one you believe is simple and easy to follow.

Install postgresql using APT

This is a popular method for installing Ubuntu packages because it’s easy to follow, even if you are a newbie in Linux. Following these instructions to get postgresql on your Ubuntu.

Step 1: The APT package repository cache needs to be updated before you try to install, update, or remove any packages. Update the APT database to download new packages from Ubuntu. Opening the terminal and executing the following Linux command:

sudo apt-get update

Step 2: Start installing the packages on Ubuntu 22.04. After updating the system, you can install postgresql Ubuntu by executing this command in the terminal.

sudo apt-get install postgresql

Install postgresql using Aptitude

If you haven’t already installed Aptitude on Ubuntu, run this command to do so.

sudo apt-get install aptitude

After installing, you can now install postgresql, just following these steps:

Step 1: You must update the APT package repository cache before attempting to install, update, or remove any packages. Update the APT database to fetch new packages from Ubuntu. Launch the terminal and enter the following Linux command:

sudo apt-get update

Step 2: Install the package on Ubuntu 22.04. After updating the system, you can now install postgresql Ubuntu by pasting this command into the terminal and pressing Enter.

sudo aptitude -y install postgresql

Uninstall postgresql on Ubuntu 22.04

Have you ever thought about how difficult it is to uninstall an application from Ubuntu? You are mistaken; anyone can easily uninstall any program, not just a package.

You can uninstall postgresql on Ubuntu by running this command if you installed it using APT or Aptitude.

sudo apt remove --auto-remove postgresql

If you want to uninstall postgresql and delete its data and dependencies, you can also run the following command:

sudo apt autoremove --purge postgresql

Conclusion

In this guide, I showed you ways to install postgresql on Ubuntu 22.04 and ways to uninstall postgresql too. Please contact me if you require any assistance. I’d be delighted to respond.