article –

Understanding LOOKUPVALUE

The LOOKUPVALUE function retrieves values from a table in a simple way, but it involves a hidden level of complexity. This article provides full coverage of the LOOKUPVALUE internals, alongside several performance considerations.  Read more

blog post –

Creating Calculation Groups in Power BI Desktop

Something really big is happening! The July 2020 version of Power BI Desktop allows you to create calculation groups in Power BI Desktop, thanks to the new “external tools” feature that enables the integration with Tabular Editor. We had been…  Read more

article –

Introducing LOOKUPVALUE

This article shows the reader how to use LOOKUPVALUE, which is a handy function for any developer to have in their toolbelt.  Read more

DAX Patterns

ABC Classification – Dynamic

The dynamic version of the ABC Classification pattern is an extension of the Dynamic Segmentation pattern It groups items such as Products or Customers into segments based on their cumulated sales and how much they contributed to the total sales…  www.sqlbi.com


Book – Microsoft Press

The Definitive Guide to DAX – 2nd Edition

The Definitive Guide to DAX (Business intelligence with Microsoft Excel, SQL Server Analysis Services, and Power BI) is the most comprehensive and authoritative guide to Microsoft’s DAX language for business intelligence and analytics. While other books cover only the basics, this guide offers expert guidance on everything intermediate-to-advanced Excel users and BI professionals need to know, from the basics to innovative high-performance techniques. Read more