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class LoosePerson < ActiveRecord::Base
self.table_name = 'people'
self.abstract_class = true
attr_protected :credit_rating, :administrator
end
class LooseDescendant < LoosePerson
attr_protected :phone_number
end
class LooseDescendantSecond< LoosePerson
attr_protected :phone_number
attr_protected :name
end
class TightPerson < ActiveRecord::Base
self.table_name = 'people'
attr_accessible :name, :address
end
class TightDescendant < TightPerson
attr_accessible :phone_number
end
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