Enriching Microsoft PowerPivot for Microsoft Excel Applications Using DAX (Data Analysis Expressions)
DAX (Data Analysis Expressions) is a new expression language for end users to add business logic to their PowerPivot applications. DAX offers a lot of power and flexibility while retaining the the simplicity and familiarity of Excel like formulas. This session explains the fundamentals and concepts behind DAX and demonstrates how to add business logic in PowerPivot using calculated columns and measures. This session also introduces you to various categories of DAX functions -- scalar functions, table functions, aggregates, time intelligence -- but is not intended to be a comprehensive overview.