DAX

Supercharge Power BI Online. 5 week online training in DAX

Supercharge Power BI is an effective online training to learn to write DAX either in Power BI or in Excel. Supercharge Power BI is a combination of self-paced remote learning using either of my books Supercharge Power BI or Supercharge Excel, weekly video-based...

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Analyzing the performance of DISTINCTCOUNT in DAX

The VertiPaq engine is used by DAX when you query a model based on data loaded in memory. The performance of the Vertipaq engine is also outstanding when it counts unique values in a column using the DISTINCTCOUNT function. However, counting unique values in complex...

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