PostgreSQL installation in Debian 12

In this post, I will guide you through the process of installing PostgreSQL on Debian 12, creating a user with basic permissions, and how to create and query a database. 1. PostgreSQL Installation To install PostgreSQL on Debian 12, follow these steps: Update the repositories and install PostgreSQL: First, make sure your system is updated and install PostgreSQL: ```bash sudo apt update sudo apt install postgresql ``` Verify that the service is running: After installation, make sure that the PostgreSQL service is running: