Sybase 7.5 manual Association properties, An association has the following properties

Models: 7.5

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Defining associations

Association properties

An association has the following properties:

Property

Name

Code

Comment

Stereotype

Aggregation/ composition

Role A

Role B

Multiplicity

Ordering

Navigable

Changeability

Visibility

Description

Name of the association

Reference name for the association

Descriptive comment for the association

Subclassification of an association derived from an existing one. Extends the semantics of an association without changing it's structure

Indicates whether the association is an aggregation or a composition

One end of an association. Each role can have a name and a cardinality. You can make a role navigable or not, or change its visibility

One end of an association. Each role can have a name and a cardinality. You can make a role navigable or not, or change its visibility

Minimum and maximum number of instances that the association can have

Indicates that the association is included in the ordering that sorts the list of associations by their order of creation.

Indicates whether or not information can be transmitted between the two objects that are linked by the relationship

Specifies if the value of the association can be modified or not once the object has been initialized

Visibility of the association, whose value denotes how it may be seen outside its enclosing name space

Maximum length

254

254

254

254

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Page 108
Image 108
Sybase 7.5 manual Association properties, An association has the following properties