def find_hash(id, options = {})
      options.assert_valid_keys(:request_level)
      level = find_level(options[:request_level])
      record = self.find(id, :select => level.select_field.join(', '), :include => level.include_field)
      level.receive record
    end
def find_hash(id, options = {})
      options.assert_valid_keys(:request_level)
      level = find_level(options[:request_level])
      record = self.find(id, :select => level.select_field.join(', '), :include => level.include_field)
      level.receive record
    end
Find a single element and load it at the given request level