How To Install postgresql on Kali Linux

Introduction

In this tutorial we learn how to install postgresql on Kali Linux.

What is postgresql

postgresql is:

This metapackage always depends on the currently supported PostgreSQL database server version.

PostgreSQL is a fully featured object-relational database management system. It supports a large part of the SQL standard and is designed to be extensible by users in many aspects. Some of the features are: ACID transactions, foreign keys, views, sequences, subqueries, triggers, user-defined types and functions, outer joins, multiversion concurrency control. Graphical user interfaces and bindings for many programming languages are available as well.

There are three methods to install postgresql on Kali Linux. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install postgresql Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install postgresql using apt-get by running the following command:

sudo apt-get -y install postgresql

Install postgresql Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install postgresql using apt by running the following command:

sudo apt -y install postgresql

Install postgresql Using aptitude

If you want to follow this method, you might need to install aptitude on Kali Linux first since aptitude is usually not installed by default on Kali Linux. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install postgresql using aptitude by running the following command:

sudo aptitude -y install postgresql

How To Uninstall postgresql on Kali Linux

To uninstall only the postgresql package we can use the following command:

sudo apt-get remove postgresql

Uninstall postgresql And Its Dependencies

To uninstall postgresql and its dependencies that are no longer needed by Kali Linux, we can use the command below:

sudo apt-get -y autoremove postgresql

Remove postgresql Configurations and Data

To remove postgresql configuration and data from Kali Linux we can use the following command:

sudo apt-get -y purge postgresql

Remove postgresql configuration, data, and all of its dependencies

We can use the following command to remove postgresql configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge postgresql

Dependencies

postgresql have the following dependencies:

• postgresql-13

References

• postgresql website

Summary

In this tutorial we learn how to install postgresql package on Kali Linux using different package management tools: apt, apt-get and aptitude.