Chapter 7. Performing Aggregation
After completing this chapter, you will be able to:
Perform basic aggregations using MDX functions
Employ appropriate strategies for calculating aggregate values
Analysis Services records and returns measures as aggregate values. The singular aggregate value returned for a given measure may represent hundreds, thousands, or even millions of individually recorded fact table entries. An aggregation function assigned to the measure at design time determines how these many fact table values are combined to form the singular value returned.
You can perform additional aggregation on top of these aggregate values through the use of the MDX aggregation functions. These functions provide insight into the magnitude and distribution ...
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