БД + GIS

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How to get Maxmind's Geoip database to work with Postgres + Heroku

Anyone here running on Rails 3+, Heroku, Pgsql, and using Maxmind's Geoip database? On MySql, I was able to get a simple query to work, via: IpToCountry.where('ip_to_countries.ip_number_to >= // stackoverflow.com
 

geoip: Geolocation using GeoIP. / PostgreSQL Extension Network

Search all indexed extensions, distributions, users, and tags on the PostgreSQL Extension Network. // pgxn.org
 

(интересно, нет ли готового модуля, собирать самому — моветон :))
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MySQL + GIS:

MySQL :: MySQL 5.0 Reference Manual :: 12.16.2 The OpenGIS Geometry Model

Login | Register [+/-] The set of geometry types proposed by OGC's SQL with Geometry Types environment is based on the OpenGIS Geometry Model. In this model, each geometric object has the following general properties: It is associated with a Spatial Reference System, which describes the coordinate space in which the object is defined. It belongs to some geometry class. Copyright © 1997, 2014, Oracle and/or its affiliates. All rights reserved. Legal Notices // dev.mysql.com
 
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