Today we are going to install and create database server in plesk panel. Let’s start today task
Tools & settings –> database server

In database server by default database server in is mysql/mariaDB so you can change or add another  database server in our system server.

Here i already have MariaDB database server so i add here PostgreSQL. We require to fill here hostname/ip , port number of postgreSQL, username and password etc.

We successfully change or add database server in plesk panel.