how to instal psql linux

To install PostgreSQL (psql) on Linux, follow these steps:

1. Update the package list:

sudo apt update

1. Install PostgreSQL:

sudo apt install postgresql

1. PostgreSQL service should start automatically after the installation. You can verify its status with:

sudo systemctl status postgresql

1. By default, PostgreSQL creates a user called "postgres" with administrative privileges. To switch to the "postgres" user, run:

sudo su - postgres

1. To access the psql command-line interface, type:

psql

That's it! You have successfully installed psql on Linux.