Ubuntu20.04安装postgis

1、新建/etc/apt/sources.list.d/pgdg.list

deb http://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main
// lsb_release -cs 查看当前系统的分发版本
deb http://apt.postgresql.org/pub/repos/apt/ focal-pgdg main // #20.04 ->focal

或 一步操作

echo "deb http://apt.postgresql.org/pub/repos/apt/ focal-pgdg main" | sudo tee /etc/apt/sources.list.d/pgdg.list

2、导入存储库签名密钥

wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -

3、更新程序包列表

sudo apt update

4、安装

sudo apt install postgresql-9.5 postgresql-9.5-postgis-2.5 postgis 

5、配置/etc/postgresql/9.5/main/postgresql.conf /etc/postgresql/9.5/main/pg_hba.conf

postgresql.conf -> port=5432 listen_addresses =  '*'
pg_hba.conf -> host    all             all             0.0.0.0/0               trust

6、重启postgresql服务

sudo service postgresql restart