DAX Best Practices

DAX Best Practices 

are vital when utilizing large data models and looking to improve performance.  You can get away with poor practices on small models but you will see performance issues as your data grows.

Data Analysis Expressions (DAX)

is the native query and formula language for Microsoft Power Pivot data models and SQL Server Analysis Services Tabular models. DAX includes some of the familiar Excel functions that you have frequently utilized in Excel formulas, but also includes additional functions designed to manipulate relational data as needed. Much is still to be discovered about DAX optimization. What is known is that it is powerful!

DAX expressions are utilized in writing calculated columns, calculated fields (measures), and in DAX queries performed against a Power Pivot or Tabular data model.

We hope you learn and improve your DAX skills by utilizing our list of best practices. Our articles on DAX Best Practices will include the following topics:

• The Most Important DAX Concept
• DAX Measure Golden Rules
• DAX Tips and Tricks
• Excel to DAX Equivalents
• SQL to DAX Equivalents
• DAX KPI(s)

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