Whole/Part
Aggregation is a special form of association, indicating that one of the classes contains the other. A composition is a strong aggregation where the lifetime of the components coincides with that of the composite. A composition is a fixed aggregation with a multiplicity of 1.
Translations
Type
String (2) Enumeration
 
List of MetaClasses
Value
No (N), Aggregate (Y), Composite (C).