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Relation Type in Object Model Diagram of ArcObjcet(Association)

By Yogesh Sharma Blogs | ArcObject Nov 03, 2012
Relation Type in Object Model Diagram of ArcObjcet(Association)

Associations

Associations represent relationships between classes and have defined multiplicities at both ends. On the following example, an owner can own one or many land parcels, and a land parcel can be owned by one or many owners:

A multiplicity is a constraint on the number of objects that can be associated with another object. Association and composition relationships have multiplicities on both sides. The following is the notation for multiplicities:

· 1—One and only one. Showing this multiplicity is optional.

· 0..1—Zero or one.

· M..N—From M to N .

· * or 0..*—From zero to any positive integer.

· 1..*—From one to any positive integer.

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