rosa-build/db/migrate/20120303171802_add_avatar_to_users.rb

# -*- encoding : utf-8 -*-
class AddAvatarToUsers < ActiveRecord::Migration
  def change
    change_table :users do |t|
      t.has_attached_file :avatar
    end
  end

  def self.down
    drop_attached_file :users, :avatar
  end
end