Linux Mint 18.2 Install PostgreSQL

https://www.postgresql.org/download/linux/ubuntu/

1 Check Xenial16.04

2 Creating a file /etc/apt/sources.list.d/pgdg.list

Add Deb http://apt.postgresql.org/pub/repos/apt/ XENIAL-PGDG main

3 Add key

wget--quiet-o-HTTPS://WWW.POSTGRESQL.ORG/MEDIA/KEYS/ACCC4CF8.ASC | sudo apt-key add-

4 Update

sudo apt-get update

5 Install

sudo apt-get install postgresql-9.6

6 Connect to PostgreSQL

sudo su-postgres

Psql

7 viewing logged-in user information

postgres-# \conninfo

postgres-# \q

Linux Mint 18.2 Install PostgreSQL