http://lrthw.github.io/
Rails 入門
http://guides.ruby-china.org/getting_started.html
Programming Ruby
The Pragmatic Programmer's Guide
http://ruby-doc.com/docs/ProgrammingRuby/
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Accessorize Oracle Database with Ruby
http://www.oracle.com/technetwork/articles/marx-ruby-092465.html
Using Oracle and Ruby on Rails
http://www.oracle.com/technetwork/testcontent/rubyrails-085107.html
Ruby on Rails on Oracle: A Simple Tutorial
http://www.oracle.com/technetwork/articles/dsl/haefel-oracle-ruby-089811.html
Ruby on Rails with Oracle FAQ
http://www.oracle.com/technetwork/articles/saternos-ror-faq-097353.html
https://github.com/kubo/ruby-oci8
Connecting to Oracle DB using Ruby
http://stackoverflow.com/questions/9892301/connecting-to-oracle-db-using-ruby