
How ASO Works and How to Design for Performance • 245
Finally, before I leave the topic of Attributes, pay close attention to the issue of the
Implied Share of the top level of an attribute dimension. Most cubes are designed such
that every base member is supposed to be given an attribute association. When this is not
done, it is oen because of a failure in the metadata build process. For instance, returning
to our auto manufacturer example, a new color option was added, but was not included
in the metadata, so the new SKUs that were created were not able to associate to this new
color and, therefore, have no color. Two problems result from ...