安装postgis

--安装Postgis
yum install postgresql96.x86_64 postgresql96-server.x86_64 postgresql96-libs.x86_64 postgresql96-contrib.x86_64 postgresql96-devel.x86_64
yum install postgis2_96.x86_64
yum install pgrouting_96
yum install ogr_fdw96

--安装扩展

su - postgres
 psql -U postgres
create database pendingdata;
c pendingdata;

# Enable PostGIS (includes raster)
spatial_testdb=# CREATE EXTENSION postgis;
# Enable Topology
spatial_testdb=# CREATE EXTENSION postgis_topology;
# enable ogrfdw
spatial_testdb=# CREATE EXTENSION ogr_fdw;

验证PostGis是否安装成功 
SELECT postgis_full_version();

[root@open-uat ~]# su - postgres
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-bash-4.2$ psql -d testdata
psql (9.6.9)
输入 "help" 来获取帮助信息.

testdata=# SELECT postgis_full_version();
postgis_full_version
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
POSTGIS="2.4.4 r16526" PGSQL="96" GEOS="3.6.2-CAPI-1.10.2 4d2925d6" PROJ="Rel. 4.9.3, 15 August 2016" GDAL="GDAL 1.11.4, released 2016/01/25" LIBXML="2.9.1" LIBJSON="0.11" RASTER
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