module DmPanlex
   class Cp
      include DataMapper::Resource

      storage_names[:default] = 'cp'

      property :lv, Integer, :key => true, :unique_index => :cp_lv_key
      property :c0, String, :length => 5, :key => true
      property :c1, String, :length => 5, :required => true, :unique_index => :cp_lv_key

      belongs_to :lv, :parent_key => :lv, :child_key  => :lv
   end
end