OSA reference

Subordinates definition table (SDT)

A subordinates definition table identifies subordinate classes contained within this class. This in effect groups classes for easier reference. Only classes that support containment and scoping should have an SDT.

Subordinates definition table

   sco marbles
   sco widgets

1st column: class name: A subordinate class contained by the current class.

In the example, the classes ``sco marbles'' and ``sco widgets'' would be subordinate to the current class; they will also be examined when object instances are sought in the current class.

For more information, see ``Example Subordinates Definition Tables (SDT)''.