參考官方文檔
已16.04
爲例
1、創建/etc/apt/sources.list.d/pgdg.list
文件
deb http://apt.postgresql.org/pub/repos/apt/ xenial-pgdg main
2、導入安裝密鑰
wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -
sudo apt-get update
3、
sudo apt-get install postgresql-9.6