The following chart almost summarizes all cases and all aspects of versioning on one page in tabular form.
The versioning administrations are given the following abbreviations in the diagram:
Nr.  | internal representation  | Versioning type  | 
|---|---|---|
1  | ' ' (blank)  | Version management inactive / no versioning  | 
2  | W  | Weak versioning  | 
3  | G  | Versioning as a copy  | 
4  | C  | Versioning as a copy, consistent validity area  | 
5  | X  | Consistent versioning  |