This feature will be removed in the next version of Microsoft SQL Server. Do not use this feature in new development work, and modify applications that currently use this feature as soon as possible.
A Dimensions collection holds the dimension definitions for a Decision Support Objects (DSO) object. Each of the following objects contains a Dimensions collection:
Each Dimensions collection contains dimension objects of the same class type. The ContainedClassType property of a Dimensions collection specifies the class type of the contained objects.