Multidimensional Diagram Objects

PowerDesigner supports all the objects necessary to build multidimensional diagrams.

Object

Tool

Symbol

Description

Cube



Collection of measures related to aspects of the business and used to carry out a decision support investigation. See Cubes (PDM).

Dimension



Axis of investigation of a cube (time, product, geography). See Dimensions (PDM).

Attribute

[none]

[none]

Used to qualify a dimension. For example, attribute Year qualifies the Date dimension. See Attributes (PDM).

Fact

[none]

[none]

Group of measures used among cubes. See Facts (PDM).

Measure

[none]

[none]

Variable linked to a fact, used as the focus of a decision support investigation. See Measures (PDM).

Hierarchy

[none]

[none]

Organizational structure that describes a traversal pattern though a dimension. See Hierarchies (PDM).

Association



Association that relates a cube to a dimension. See Associations (PDM).