information system (GIS) is a tool for organizing and analyzing data
that can be referenced spatially (that is, data that can be tied to
physical locations). Many types of data have a spatial aspect, including
demographics, marketing surveys, and customer addresses. A GIS helps
users analyze data in the context of location.
if report viewers need to evaluate population data for U.S. Census
tracts, a report author could render the information in a table. However,
it would be easier and more effective for viewers to see the information
in the context of the geography of the tracts. When evaluating information
that has a spatial component, viewers might find it easier to recognize
relationships and trends in the data if they see the information in
a spatial context.
insert geographical maps only if the report query uses data items
from a multidimensional data source that is enabled for geographic
A Geographical Map Based on a Geographic Hierarchy That Contains
U.S. Census Data