EN mandatory constraint
LV obligātais ierobežojums
RU ограничение обязательности
DE erforderliche Einschränkung
FR contrainte obligatoire
Definīcija: A constraint that requires every instance of an object type's population to play that role. With a disjunctive mandatory role constraint, each member of the object type's population must play at least one of the roles indicated.
Microsoft Terminology 2023. Entry from the Microsoft Language Portal.
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