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Microsoft® SQL Server® 2008 MDX Step by Step by C Ryan Clay Bryan C Smith and Hitachi Consulting

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Building Complex Expressions

The expressions you’ve worked with in this chapter have been relatively simple, employing nothing more than constants and tuples. Many business problems can be solved with just these basic elements. Still, you will frequently need to implement more complex expressions.

Two frequently employed elements of complex expressions are the current member and sets. In the sections that follow, you learn some of the basics of employing these in your expressions. This provides you with the foundation you need to explore even more complex expressions in the following chapters of this book.

Working with the Current Member

Quite frequently, you will need to obtain a reference to the member identified for a particular hierarchy in the ...

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