Postgres and earthdistance extension
First of all, let me describe how one can install extensions for your Postgresql. It depends whether you have version 8.4+ or 9.1+ installed. In following sections I will describe procedure related to Debian based OSes. First of all, you have to install contrib packages for corresponding version: root@debian:/home/web# apt-cache search postgres | grep contrib postgresql-contrib - additional facilities for PostgreSQL (supported version) postgresql-contrib-8.4 - additional facilities for PostgreSQL postgresql-contrib-9.1 - additional facilities for PostgreSQL with command: ...