lets try out annotations

app/models/github_user_info.rb

@@ -1,3 +1,20 @@
+# == Schema Information
+#
+# Table name: github_user_infos
+#
+#  id             :integer          not null, primary key
+#  user_id        :integer          not null
+#  screen_name    :string(255)      not null
+#  github_user_id :integer          not null
+#  created_at     :datetime         not null
+#  updated_at     :datetime         not null
+#
+# Indexes
+#
+#  index_github_user_infos_on_github_user_id  (github_user_id) UNIQUE
+#  index_github_user_infos_on_user_id         (user_id) UNIQUE
+#
+
 class GithubUserInfo < ActiveRecord::Base
   belongs_to :user
-end
+end