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Microsoft Power BI DAX 2026: Data Analysis Masterclass
Highest Rated
New
20 students
Microsoft Power BI DAX 2026: Data Analysis Masterclass
Master Advanced Microsoft Power BI DAX Formulas, CALCULATE, Time Intelligence, Data Modeling & Data Analysis
Created byAjay P
Last updated 6/2026
English
What you'll learn
- Master DAX formulas and functions in Microsoft Power BI to perform professional-level data analysis and business intelligence reporting
- Write powerful DAX measures and calculated columns using SUM, CALCULATE, FILTER, ALL, DIVIDE and other essential Power BI DAX functions
- Build a complete Power BI data model using star schema design with fact tables, dimension tables, and relationships that support accurate DAX
- Use DAX variables with VAR and RETURN to write cleaner, faster measures — a technique used by every professional Power BI data analyst
- Apply time intelligence DAX functions including TOTALYTD, DATEADD, and SAMEPERIODLASTYEAR to calculate year-over-year growth and trends
- Understand how Power BI evaluates DAX — filter context, row context, VertiPaq engine, and evaluation order — so you can debug any measure
- Handle DAX errors using IFERROR and ISBLANK to build production-ready Power BI reports that never show broken or missing data to end users
- Analyse real business data using the NexaRetailGlobal dataset and build dashboards that answer actual business intelligence questions
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Course content
20 sections • 123 lectures • 14h 28m total length
Requirements
- A basic understanding of Microsoft Excel or any spreadsheet tool is helpful but not mandatory
- A basic understanding of Microsoft Power BI desktop is helpful
- Power BI Desktop installed on your computer — it is completely free to download from the Microsoft website
Description
Microsoft Power BI DAX is the most in-demand data analysis skill for business analysts, data analysts, and finance professionals in 2026. This complete DAX course teaches you everything — from writing your first DAX formula to mastering CALCULATE, time intelligence, and advanced data modeling in Microsoft Power BI Desktop.
If you use Power BI but struggle with DAX formulas, measures, and calculations — this course was built specifically for you. No prior DAX knowledge required. No programming background needed. Just a free installation of Microsoft Power BI Desktop and the willingness to learn.
Why this course is different from every other DAX course on Udemy:
Every single lecture in this course is built around the NexaRetailGlobal dataset — a fictional Fortune 500-style global retail company with 15,000 real-world sales transactions, 27 countries, 100 stores, and 9 interconnected data tables. You are not learning DAX in isolation. You are solving real business problems with real data from day one.
What you will learn in this Microsoft Power BI DAX course:
How the DAX engine works — VertiPaq storage, filter context, row context, and query evaluation explained clearly
Core DAX functions — SUM, AVERAGE, COUNT, CALCULATE, FILTER, ALL, DIVIDE, RELATED, and more
Time intelligence DAX functions — TOTALYTD, DATEADD, SAMEPERIODLASTYEAR for year-over-year analysis
DAX variables — VAR and RETURN syntax for writing cleaner, faster, and more professional measures
Data modeling in Power BI — star schema design, relationships, fact tables, and dimension tables
DAX best practices — professional formatting, naming conventions, dedicated measures table, and display folders
Error handling — IFERROR and ISBLANK to build production-ready Power BI reports
Math and statistical DAX functions — ROUND, ABS, SQRT, MEDIAN, PERCENTILE, STDEV, and more
Who this Microsoft Power BI DAX course is for:
This course is designed for complete beginners who have never written a DAX formula, Power BI users who know the basics but struggle with CALCULATE and context, data analysts and business analysts who want to level up their Power BI skills, finance professionals who need to build accurate KPI reports, and MBA students who want to add business intelligence and data analysis to their resume.
By the end of this course:
You will write DAX measures with confidence. You will understand exactly why every measure behaves the way it does. You will build professional Power BI reports using real business data. And you will have the DAX skills that employers and clients are actively looking for in 2026.
This is not just a DAX tutorial. This is a complete Microsoft Power BI data analysis masterclass — built for results.
Who this course is for:
- Complete beginners who have never written a DAX formula and want to learn Power BI data analysis from scratch
- Power BI users who know the basics but struggle with measures, CALCULATE, and time intelligence functions
- Data analysts, business analysts, finance professionals, and MBA students who want to add Power BI DAX to their skill set