gistfile1.txt

class Feedback
  include DataMapper::Resource
  def self.default_repository_name; :another; end
  property :id, Serial
  property :name, String, :length => (1..20)
  property :subject, String, :length => (10..127)
  property :email, String, :format => :email_address
  property :comment, Text, :length => (10..500)
  property :priv, Boolean
end

DataMapper.setup(:another,:adapter => 'in_memory')

f = Feedback.new