Model Parts, Diagrams, Dictionary Items, and Properties > Properties > Unique (property of attribute and role)
Unique (property of attribute and role)
For automation interface information about the Unique property (Is Unique through the automation interface), see the automation interface topic for the owning item type in the Related Topics.
This property specifies that each instance of an Attribute's or Role's Class, Data Type, Interface or Signal must have a unique value for the Attribute or Role.
By default, the Unique check box is selected.
This property is set on the Options tab of an Attribute's or Role's Property Pages.
If you select the UML\Attributes folder in the Dictionary pane, the Contents pane shows the Unique property of each Attribute in the model. The Unique value can be either True or False.
The following section provides information about the items and diagrams for which Unique is a property. For more information about an item or diagram, click it.
Is property of