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Concept Name
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Notation
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Comment
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Association
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Association models a relationship between objects that is not covered by another, more specific relationship.
note: this has only been implemented between data objects in the Information Structure Viewpoint.
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Access
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The access relationship models the access of behavioral concepts to business or data objects.
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Used by
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The used by relationship models the use of services by processes, functions, or interactions and the access to interfaces by roles, components, or collaborations.
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Realization
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The realization relationship links a logical entity with a more concrete entity that realizes it.
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Assignment
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The assignment relationship links units of behavior with active elements (e.g., roles, components) that perform them, or roles with actors that fulfill them.
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Aggregation
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The aggregation relationship indicates that an object groups a number of other objects.
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Composition
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The composition relationship indicates that an object consists of a number of other objects.
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