Identifier Attribute - modelint/shlaer-mellor-metamodel GitHub Wiki

An Identifier may consist of multiple Attributes. Each Attribute component of an Identifier constitutes an identifier attribute.

images/class-attribute-subsystem/identifier-attribute-10.png

If an Identifier consists of only a single Attribute, then it has only one Identifier Attribute which constitutes the complete Identifier. Such Identifiers are informally called ‘single attribute identifiers’.

Identifiers

1. Identifier + Attribute + Class + Domain

Attributes

(no non-referential attributes)