| Datengesamtheit | Nominativ, Singular | nominative case, singular | |
| Datengesamtheite | Genitiv, Singular | genitive case, singular | |
| Datengesamtheiten | Dativ, Singular | dative case, singular | |
| Datengesamtheit(e)s | Akkusativ, Singular | accusative case, singular | |
| Datengesamtheiter | Nominativ, Plural | nominative case, plural | |
| Datengesamtheitern | Genitiv, Plural | genitive case, plural | |
| Datengesamtheitn | Dativ, Plural | dative case, plural |