# File lib/tapkit/access/attribute.rb, line 208
                def adapter_value_type
                        adapter = Adapter.adapter_class(@entity.model.adapter_name)
                        case adapter.internal_type(@external_type).to_s
                        when 'String'            then ADAPTER_CHARACTERS_TYPE
                        when 'Integer'           then ADAPTER_NUMBER_TYPE
                        when 'Float'             then ADAPTER_NUMBER_TYPE
                        when 'TapKit::Date'      then ADAPTER_DATE_TYPE
                        when 'TapKit::Time'      then ADAPTER_DATE_TYPE
                        when 'TapKit::Timestamp' then ADAPTER_DATE_TYPE
                        end
                end