# Power BI DAX Introduction

£395.00£9,750.00

In this one-day tutor-led online Introduction to Power BI Data Analysis Expressions (DAX), delegates will learn the fundamentals of the DAX language. By the end of the course, delegates will be confident in creating basic calculated columns, calculated tables and calculated measures.
The main topics covered are Calculated Columns; DAX Syntax; Calculated Tables; Measures; Iterator Functions; Understanding Calculation Contexts; and CALCULATE Function Basics.

SKU: GCOM-PQMPU-103-1 Category:

## Description

In this one-day tutor-led online Introduction to Power BI Data Analysis Expressions (DAX), delegates will learn the fundamentals of the DAX language. By the end of the course, delegates will be confident in creating basic calculated columns, calculated tables and calculated measures.
The main topics covered are Calculated Columns; DAX Syntax; Calculated Tables; Measures; Iterator Functions; Understanding Calculation Contexts; and CALCULATE Function Basics.

## Course Outline

### Getting Started

Welcome to the Course
DAX Overview
DAX Objects

### Calculated Columns

Calculated Columns versus M Computed Columns
Creating Calculated Columns
Calculated Columns versus Measures
Calculated Columns, Measures and Visuals

### DAX Syntax

Referring to Objects
DAX Operators
Using Variables

### Calculated Tables

Creating Calculated Tables
Creating a Date Table
Cloning a Table
Using the DISTINCT Function
Using the FILTER Function

### Measures

Creating a Measures Table
Implicit Measures
Measures and the Filter Context
Basic Aggregation Functions
Logical Functions

### Iterator Functions

Implicit and Explicit Iteration
The SUMX Function
The AVERAGEX Function
The COUNTX Function
Calculation Contexts

### Understanding Calculation Contexts

The Row Context
The Filter Context
Context Transition

### CALCULATE Function Basics

CALCULATE Overview
Using CALCULATE with Booleans
Using CALCULATE with FILTER
Using CALCULATE with ALL