Sybase Powerdesigner 7.5, User Manual

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Chapter 2 Building an Object-Oriented Model
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Creating an association
You can create an association between two classes or between a class and an
interface:
♦
in a diagram
♦
from the list of associations
♦
from the Browser
Creating an association outside of a diagram
When you create an association from the list of associations or from the
Browser, you must select the two classes that are linked by the association.
v
To create an association in a diagram:
1 Click the Association tool in the palette toolbar.
2 Drag the association link from one class to another.
The link appears between the two classes.
Dragging an association to a different class
You can change the class at either end of an association by clicking
the association to select it, pressing down
CTRL
, and dragging one of
the attach points to a different class.
3 Click the Pointer tool in the palette toolbar.
or
Click the right mouse button.
You release the Association tool.
4 Double-click the new association in the model.