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Chapter 2 Building an Object-Oriented Model
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3 Select checkboxes for one or more class attributes that you want to
designate as an identifier.
4 Click OK in each of the dialog boxes.
Modifying identifier properties
There are two approaches to modifying identifier properties:
♦ Modify the property sheet of an identifier
♦ Modify an entry in the list of identifiers
Modifying identifier properties from its property sheet
The identifier property sheet displays the definition of the identifier, which
you can modify.
v To modify identifier properties from its property sheet:
1 Double-click the identifier in the model.
The identifier property sheet appears.