Dax Functions Now

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

: This is the environment in which a formula is executed. DAX Functions

: Computed at data refresh and stored in the model; best for filtering or grouping. DAX Functions

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

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