# File lib/tapkit/access/attribute.rb, line 220
                def to_h
                        property = {
                                'name'          => @name,
                                'class_name'    => @class_name,
                                'column_name'   => @column_name,
                                'allow_null'    => @allow_null,
                                'external_type' => @external_type,
                                'read_only'     => @read_only
                        }
                        property['width'] = @width if @width

                        property
                end