dm-datastore-adapter ======= This is a DataMapper adapter to DataStore of Google App Engine. Requirement =========== This adapter is designed to be used with JRuby. Setup ===== First of all, you must install Google AppEngine SDK and configure its environment. After that, you can install this adapter by gem command like this. sudo gem install dm-datastore-adapter Setting up ---------- In your config/database.yml, production: :adapter: datastore :host: localhost You shouldn't use this adapter for environments other than production environment.