These are the entities in an ER diagram. Categorical Categorical dimensions classify or categorize other entities. For example, box size might categorize breakfast cereals. And color may be used to categorize automobiles. Partitioning Partitioning dimensions replicate the remaining structure of the database.
Scenario is a common partitioning dimension.
Some example scenarios would be Actual and Budget. In this case, we want the complete structure to occur for both Actual and Budget. There are many advantages to thinking of these from a dimensional viewpoint. Height Height is one way of identifying location within the dimension. Height is counted from the bottom up.