Eattributes and EEnumLiterals

PowerDesigner models EMF EAttributes and EEnumLiterals (EAttributes belonging to EEnums) as standard UML attributes, but with additional properties.

For information about creating and working with attributes, see Attributes (OOM).

EAttribute and EEnumLiteral property sheets contains all the standard attribute tabs along with the EMF specific tabs listed in the sections below.

Property	Description
Unique	Specifies that the attribute may not have duplicates.
Unsettable	Generates an unset method to undo the set operation.
Ordered	Specifies that the attribute is ordered.