A perspective is a subset of a model. By default, the entire contents of a model, excluding other perspectives, are included in a perspective. To add or remove model items from a perspective, clear the check box for each model item that you do not want to appear in the perspective.
Click to select all of the listed model items. By default, all the identifying attributes, attributes, folders, and roles contained within the entity are selected when you select an entity. In the list box, you can expand the entity and clear the check box for each item that you do not want to include in the perspective.
Click to clear all of the check boxes for the listed model items. By default, when you clear the check box for an entity, you are also clearing the check box for each item within the entity.