What is DAX query optimization?

DAX query optimization involves improving the performance of Data Analysis Expressions (DAX) used in Power BI or Excel . Techniques include minimizing row context transitions, using variables, and avoiding inefficient functions. Courses like Visualization for Data Analysis with Power BI from Microsoft on Coursera can help you strengthen your DAX skills for faster, more efficient reports.

Best DAX Courses & Certificates [2026]

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Dax

DAX Courses

DAX courses can help you learn data modeling, data analysis, and creating calculated columns and measures. You can build skills in optimizing performance, writing complex DAX expressions, and using time intelligence functions. Many courses introduce tools like Power BI and Excel, showing how these skills enhance data visualization and reporting capabilities.

Popular DAX Courses and Certifications

Status: Free Trial
Status: AI skills
Microsoft
Microsoft Power BI Data Analyst
Skills you'll gain: Power BI, Microsoft Excel, Data Analysis, Data Literacy, Data Visualization, Data Storage, Microsoft Power Platform, Data Collection, Data Quality, Business Analytics, Timelines, Advanced Analytics, Database Design, Statistical Reporting, Statistical Visualization, Business Intelligence, Data Integration, Data Storage Technologies, SQL, Data Manipulation
Build toward a degree
4.6
Rating, 4.6 out of 5 stars
8.6K reviews
Beginner · Professional Certificate · 3 - 6 Months
Status: Free Trial
Corporate Finance Institute
Intermediate DAX & Time Intelligence
Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Data Modeling, Business Intelligence, Microsoft Excel, Excel Formulas, Pivot Tables And Charts, Data Analysis Software, Data Manipulation, Data Transformation, Time Series Analysis and Forecasting
4.8
Rating, 4.8 out of 5 stars
54 reviews
Beginner · Course · 1 - 3 Months
Status: Free
Coursera
Data Modeling with Power BI: Advanced DAX Calculations
Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Business Analysis, Financial Data, Business Intelligence, Data Modeling, Financial Analysis, Time Series Analysis and Forecasting, Data Visualization, Data Import/Export
4.4
Rating, 4.4 out of 5 stars
13 reviews
Intermediate · Guided Project · Less Than 2 Hours
Status: Free Trial
Microsoft
Data Modeling in Power BI
Skills you'll gain: Data Analysis Expressions (DAX), Data Modeling, Star Schema, Power BI, Database Design, Data Analysis, Data Transformation, Time Series Analysis and Forecasting, Performance Tuning, Data Visualization
4.3
Rating, 4.3 out of 5 stars
782 reviews
Beginner · Course · 1 - 4 Weeks
Status: Free Trial
Microsoft
Microsoft Data Visualization
Skills you'll gain: Data Storytelling, Data Analysis Expressions (DAX), Data Presentation, Power BI, Data Ethics, Dashboard, Data Modeling, Data Governance, Extract, Transform, Load, Data Visualization, Interactive Data Visualization, Business Intelligence, Data Visualization Software, Data Analysis, Statistical Analysis, Data Architecture, Correlation Analysis, Data Cleansing, Data Transformation, Database Design
4.7
Rating, 4.7 out of 5 stars
140 reviews
Beginner · Professional Certificate · 3 - 6 Months
Status: Free Trial
Microsoft
Microsoft Power BI and Power Platform for Productivity
Skills you'll gain: Extract, Transform, Load, Star Schema, Microsoft Power Platform, Data Storytelling, Data Analysis Expressions (DAX), Microsoft Power Automate/Flow, Dashboard, Microsoft Excel, Excel Formulas, Power BI, Data-Driven Decision-Making, Microsoft Copilot, Data Presentation, Spreadsheet Software, No-Code Development, Data Transformation, Data Modeling, Data Visualization, Data Analysis, Business Intelligence
4.5
Rating, 4.5 out of 5 stars
689 reviews
Beginner · Specialization · 3 - 6 Months

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Status: New
Status: Free Trial
Whizlabs
Exam Prep PL-300: Microsoft Power BI Data Analyst Associate
Skills you'll gain: Power BI, Dashboard, Business Intelligence, Data Presentation, Data Storytelling, Data Visualization Software, Data Transformation, Data Analysis Expressions (DAX), Business Analytics, Data Modeling, Star Schema, Data-Driven Decision-Making, Pivot Tables And Charts, Key Performance Indicators (KPIs), Interactive Data Visualization, Microsoft Power Platform, Microsoft Excel, Data Management, Data Analysis, Advanced Analytics
4.2
Rating, 4.2 out of 5 stars
16 reviews
Intermediate · Specialization · 1 - 3 Months
Status: Free Trial
Corporate Finance Institute
BI Essentials for Finance Analysts (Power BI Edition)
Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Snowflake Schema, Data Modeling, SQL, Dashboard, Microsoft Excel, Business Intelligence, Excel Formulas, Pivot Tables And Charts, Data Import/Export, Business Reporting, Databases, Interactive Data Visualization, Data Storytelling, Financial Statements, Data Manipulation, Data Transformation, Financial Analysis, Data Visualization
4.8
Rating, 4.8 out of 5 stars
311 reviews
Beginner · Specialization · 3 - 6 Months
Status: New
Status: Preview
Simplilearn
Excel Data Analysis and DAX Essentials Course
Skills you'll gain: Data Analysis Expressions (DAX), Microsoft Excel, Excel Formulas, Pivot Tables And Charts, Dashboard, Data Processing, Data Presentation, Data Transformation, Data Analysis, Data Visualization, Barcoding, Microsoft PowerPoint, Data Import/Export
Beginner · Course · 1 - 4 Weeks
Status: Free Trial
Macquarie University
Excel Skills for Data Analytics and Visualization
Skills you'll gain: Pivot Tables And Charts, Data Storytelling, Power BI, Excel Formulas, Data Analysis Expressions (DAX), Data Visualization Software, Data Visualization, Interactive Data Visualization, Microsoft Excel, Dashboard, Data Modeling, Data Cleansing, Data Transformation, Data Manipulation, Excel Macros, Infographics, Spreadsheet Software, Data Analysis Software, Data Validation, Data Analysis
4.8
Rating, 4.8 out of 5 stars
6K reviews
Intermediate · Specialization · 3 - 6 Months
Status: Free Trial
Corporate Finance Institute
Data Skills for Excel Professionals
Skills you'll gain: Dashboard, Microsoft Excel, Pivot Tables And Charts, Star Schema, Spreadsheet Software, Data Transformation, Data Analysis Expressions (DAX), Data Storytelling, Data Analysis, Excel Formulas, Extract, Transform, Load, Data Visualization Software, Data Presentation, Data Modeling, Business Intelligence, Competitive Analysis, Data Manipulation, Data Cleansing, Data Integration, Data Import/Export
4.7
Rating, 4.7 out of 5 stars
169 reviews
Beginner · Specialization · 3 - 6 Months
Status: Free Trial
Corporate Finance Institute
Power BI Fundamentals
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Dashboard, Business Intelligence, Data Import/Export, Business Reporting, Interactive Data Visualization, Data Storytelling, Data Modeling, Data Transformation, Data Visualization Software, Data Analysis, Data Sharing, Sales, Key Performance Indicators (KPIs)
4.8
Rating, 4.8 out of 5 stars
198 reviews
Beginner · Course · 1 - 3 Months

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In summary, here are 10 of our most popular dax courses

Microsoft Power BI Data Analyst: Microsoft
Intermediate DAX & Time Intelligence: Corporate Finance Institute
Data Modeling with Power BI: Advanced DAX Calculations : Coursera
Data Modeling in Power BI: Microsoft
Microsoft Data Visualization: Microsoft
Microsoft Power BI and Power Platform for Productivity: Microsoft
Exam Prep PL-300: Microsoft Power BI Data Analyst Associate: Whizlabs
BI Essentials for Finance Analysts (Power BI Edition): Corporate Finance Institute
Excel Data Analysis and DAX Essentials Course: Simplilearn
Excel Skills for Data Analytics and Visualization: Macquarie University

Frequently Asked Questions about Dax

This FAQ content has been made available for informational purposes only. Learners are advised to conduct additional research to ensure that courses and other credentials pursued meet their personal, professional, and financial goals.