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

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