Figure 8: DTD-diagram for FIELD-SET

Child elements
<field>
parent elements
<fields>

Attributes for FIELD-SET
Name
Type
Class
Value
Remark
[CLASS]
nmtoken
required
 
This denotes the particular use case for the field-set. As a rule it is the name of the application creating this set.
This is a set of application specific fields. This is intended to transmit arbitrary data which are kept in database records rather than in particular files. It is possible to submit multiple field sets to support multi tier applications where the catalog is read by more than one application.
The particular application is denoted in [class].