How to Install PostgresML on Ubuntu 22.04

Learn how to install and configure PostgresML, the machine learning extension for PostgreSQL, on Ubuntu 22.04. Harness the power of machine learning directly within your database environment.

Welcome to this comprehensive guide on installing PostgresML on Ubuntu 22.04. In this article, we will walk you through the step-by-step process of installing and setting up PostgresML, a cutting-edge extension of PostgreSQL that brings machine learning capabilities to the popular database management system.

Understanding PostgresML

PostgresML is an innovative extension for PostgreSQL that integrates machine learning algorithms into the database system. By combining the power of PostgreSQL and machine learning, PostgresML enables users to perform complex data analysis and predictive modeling directly within the database environment.


Before we proceed with the installation, make sure you have the following prerequisites:

  • A system running Ubuntu 22.04
  • A user account with sudo privileges
  • Internet connectivity to download the necessary packages

Installing PostgreSQL on Ubuntu 22.04

To install PostgreSQL on Ubuntu 22.04, follow these steps:

  1. Open a terminal and update the package lists:
sudo apt update
  1. Install PostgreSQL and its dependencies:
sudo apt install postgresql
  1. Once the installation is complete, PostgreSQL will automatically start running as a service.

Configuring PostgreSQL

After installing PostgreSQL, you need to configure it by setting up a password for the default user, postgres. Follow these steps:

  1. Switch to the postgres user:
sudo -u postgres psql
  1. Set a password for the postgres user:
\password postgres
  1. Enter and confirm the new password.

Installing PostgresML

To install PostgresML, we need to download and install the required packages. Follow these steps:

  1. Add the PostgresML repository:
sudo add-apt-repository ppa:citusdata/postgresml
  1. Update the package lists:
sudo apt update
  1. Install the PostgresML extension:
sudo apt install postgresql-13-postgresml
  1. Once the installation is complete, restart PostgreSQL:
sudo systemctl restart postgresql

Verifying the Installation

To verify that PostgresML is successfully installed, follow these steps:

  1. Connect to the PostgreSQL database:
sudo -u postgres psql
  1. Check if the PostgresML extension is available:

You should see “postgresml” listed among the installed extensions.

Getting Started with PostgresML

Now that PostgresML is installed, let’s explore its machine learning capabilities. PostgresML provides a wide range of functions and operators for performing various machine learning tasks, such as classification, regression, clustering, and more.

To get started, you can refer to the official PostgresML documentation and tutorials, which provide detailed examples and explanations of how to use the machine learning features.

Exploring PostgresML’s Machine Learning Capabilities

PostgresML offers a rich set of machine learning capabilities that can be leveraged to solve complex data analysis problems. Some of the key features include:

  • Support for various machine learning algorithms, such as linear regression, decision trees, k-means clustering, and more.
  • Integration with SQL queries, allowing you to seamlessly combine machine learning with traditional database operations.
  • Easy model management and persistence within the PostgreSQL database.
  • Support for parallel processing, enabling efficient handling of large datasets.

To make the most of PostgresML’s machine learning capabilities, it is recommended to explore the official documentation and experiment with different algorithms and techniques.


Congratulations! You have successfully installed PostgresML on Ubuntu 22.04. With PostgresML, you can now harness the power of machine learning directly within your PostgreSQL database, opening up new possibilities for data analysis and predictive modeling. Explore the vast range of machine learning functions and operators provided by PostgresML to uncover valuable insights from your data.

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