系统
vi /etc/apt/sources.list.d/pgdg.list
14.04
deb http://apt.postgresql.org/pub/repos/apt/ trusty-pgdg main
16.04
deb http://apt.postgresql.org/pub/repos/apt/ xenial-pgdg main
18.04
deb http://apt.postgresql.org/pub/repos/apt/ bionic-pgdg main
安装
wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -
sudo apt-get update
sudo apt-get install postgresql-9.5
