Dax Functions May 2026

is a specialized formula language used in Microsoft Power BI , Power Pivot, and Analysis Services to perform custom calculations. While it shares a similar syntax with Excel, DAX is uniquely designed to handle relational data and complex context transitions. Essential Core Concepts

DAX functions are categorized based on the problems they solve: Learn DAX basics in Power BI Desktop DAX Functions

: This is the environment in which a formula is executed. is a specialized formula language used in Microsoft

: Occurs when a formula iterates row-by-row, such as in a calculated column. Measures vs. Columns : DAX Functions

Understanding DAX requires more than just memorizing functions; it requires grasping how data is filtered and evaluated: