1. Introduction to DAX

 
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Essential DAX Functions and Concepts

12 lessons , 4 exercises , 1 exam

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Overview

In this lesson, we will introduce DAX, discuss why Power Pivot needs its own formula language and introduce the dataset for this course.

Lesson Notes

What is DAX

  • Data Analysis Expressions, or DAX, is the formula language used in Power Pivot
  • When conducting analysis in the Excel data model, you use DAX formulas

Why does Power Pivot not just use normal Excel formulas?

  • Normal Excel data is generally in an unstructured format
  • Excel formulas are designed to work with cells or ranges of cells
  • However, the Power Pivot data model is made up of structured tables and columns
  • DAX is designed to work with this structured data model

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