is a A Node value type used as attribute in a wCMFNode . Those values are persistent.
e.g. an Article's headline

A wCMFNode can have any number of wCMFValues, the following Values are added automatically by the generator:

FK values: for every connected parent a FK value is created.

Following tagged value from uml Profile are available:

app_data_type

The attribute's application datatype1. This can be used in the application to group attributes and execute special logic on them.

db_data_type

The atribute's database type. This will be used in the table definition.

is_editable

Declares, if the attribute is editable by the user in the UI.

input_type

Definition of the attribute's input control see InputControlls.

display_type

The HTML display type for the attribute e.g. image1.

Values: image: display an image,
text: display a simple text
links: display the text as hyperlink

the display_type is transformed in the RDBMapper class under Include/model folder

restrictions_match

Regular expression, which must be matched by the attribute value1.

restrictions_not_match

Regular expression, which must not be matched by the attribute value1.

restrictions_description

A text describing the restrictions, which will be shown in case of an error.

column_name

The name of the database column. If not given the attribute name will be used.