Book Image

Expert Cube Development with SSAS Multidimensional Models

By : Alberto Ferrari, Marco Russon, Chris Webb
Book Image

Expert Cube Development with SSAS Multidimensional Models

By: Alberto Ferrari, Marco Russon, Chris Webb

Overview of this book

Table of Contents (19 chapters)
Expert Cube Development with SSAS Multidimensional Models
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface
Index

Measures and aggregation


Measures are the numeric values that our users want to aggregate, slice, dice and otherwise analyze, and as a result, it's important to make sure they behave the way we want them to. One of the fundamental reasons for using Analysis Services is that, unlike a relational database, it allows us to build into our cube design business rules about measures: how they should be formatted, how they should aggregate up, how they interact with specific dimensions, and so on. It's therefore no surprise that we'll spend a lot of our cube development time thinking about measures.

Useful properties of measures

Apart from the AggregateFunction property of a measure, which we'll come to next, there are two other important properties we'll want to set on a measure once we've created it: FormatString and DisplayFolder.

FormatString

The FormatString property of a measure specifies how the raw value of the measure gets formatted when it's displayed in query results. Almost all client tools...