What is DAX and why is it important in Power BI?

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Accepted Answer

DAX (Data Analysis Expressions) is the formula language used in Power BI, Power Pivot, and Analysis Services.

    DAX is used for:

    
        Creating Measures.
        Creating Calculated Columns.
        Creating Calculated Tables.
        Time Intelligence calculations.
        Advanced business logic.
    

    DAX is one of the most important skills for Power BI developers because it transforms raw data into meaningful business insights.

What is DAX and why is it important in Power BI?

Answer with Explanation