·安装环境准备

-操作系统:CentOS7.4

-PostgreSql版本:9.6

-PostGIS版本:2.4

-以下命令如不强调，均在root用户下执行

·安装过程

1.添加PostgreSql9.6安装源

rpm -ivh https://download.postgresql.org/pub/repos/yum/9.6/redhat/rhel-7-x86_64/pgdg-centos96-9.6-3.noarch.rpm

2.使用yum命令安装PostgreSql

yum install postgresql96 postgresql96-server postgresql96-libs postgresql96-contrib postgresql96-devel

3.初始化PostgreSql数据库

/usr/pgsql-9.6/bin/postgresql96-setup initdb

4.开启PostgreSql数据库并查看当前状态

systemctl start postgresql-9.6.service
systemctl list-unit-files

5.安装PostgreSql扩展包adminpack

su postgres
cd ~/
/usr/pgsql-9.6/bin/psql -p 5432 -c "CREATE EXTENSION adminpack;"

6.添加epel-release源

yum -y install epel-release

7.安装postGIS与postGIS_Client

yum install -y postgis2_96 postgis2_96-client

8.安装ogr_fdw

yum install ogr_fdw96 -y

9.安装pgRouting

yum install -y pgrouting_96

10.开启postgresql数据库的GIS扩展

su postgres
/usr/pgsql-9.6/bin/psql -p 5432
CREATE DATABASE gistest;
\connect gistest;

CREATE EXTENSION postgis;
CREATE EXTENSION postgis_topology;
CREATE EXTENSION ogr_fdw;

11.验证postGIS安装，在psql中执行

SELECT postgis_full_version();

12.启动pgrouting扩展并验证，在psql中执行

CREATE EXTENSION pgrouting;
SELECT * FROM pgr_version();