• TinyDS – tiny datastore library for GAE/JRuby github: github.com/takeru/tiny_ds

• CRUD like a ActiveRecord or DataMapepr

• set parent, key, id, name, and find by these, YES entity-group-transaction!!

• BASE transaction : blog.notdot.net/2009/9/Distributed-Transactions-on-App-Engine

• query : very thin wrapper of low level API.

• Shout demo app. (sinatra)

• some specs..

** run shout demo

% dev_appserver.rb .

** how to run specs install jruby 1.4.0

% source set_classpath_for_jruby.sh (set classpath, please read spec/spec_helper.rb)
% jruby -S spec -c -b spec/basic_spec.rb
  or 
% jruby -e "ENV['RSPEC']='true'; ENV['AUTOTEST']='true'; system('jruby -S autotest', *ARGV)"

** demo Rubyist Social Graph : rubyist-sg.appspot.com/ is running with GAE/JRuby+Rails2.3.5+TinyDS.

** author

takeru : sasaki.takeru@gmail.com, twitter:@urekat (almost japanese!), blog:http://d.hatena.ne.jp/urekat