In many workshops and sessions about PowerPivot the most frequently asked question has always been: how can I automate the PowerPivot Data Refresh in Excel? I talked about that a few weeks ago.  Read more

Year-To-Date and Difference-Over-Previos-Year (or Year-Over-Year Growth) are among the most required features of any user. Some OLAP client (like ProClarity) offers features that try to solve this problem client-side, but I don’t like this approach given that you might have…  Read more

Microsoft recently released the Analyze in Excel feature, which allows you to connect an Excel pivot table to a data model published on Power BI. I think/hope that Microsoft will enhance this feature to extend its current limits. For example, it does  Read more

Today I observed an issue on a notebook where Excel 2016 was installed and then removed, going back to Excel 2013. After this operation, workbooks having a Power Pivot data model were working correctly by navigating data in PivotTables, but any operation  Read more

I recently write a small article on SQLBI to describe how to create a DAX measure that search for items that have all the items selected in a slicer, instead of any of them. For example, you might want to create a measure that display how many customers  Read more

The August 2015 update of Power BI Desktop added two important features for existing Excel and Analysis Services users: Import Excel Power BI artifacts (Data Model, Queries, Power View) into a new Power BI Desktop file Live Analysis Services Connections  Read more

Thanks to Darren Gosbell we have DAX Studio 2.2. In this new release: Tracing (query plans and server timings) available for Power Pivot Basic implementation of Intellisense Connect to Multidimensional SSAS servers Support for multiple Power BI Desginer  Read more

If you have a PowerPivot workbook created with Excel 2010, in order to navigate and/or update the data model with Excel 2013 you need to upgrade the workbook.  Read more

An interesting experience with Office Click-to-Run is that trusting it to install updates the night before a conference where you are a speaker. I’m writing this blog post while Alberto Ferrari is delivering its part of the preconference training day  Read more

Calculating the number of new and returning customers is a recurring question. I would say this is a “classical” Business Intelligence problem, very common in marketing department. I worked on these problems with many customers, with small and large datasets,  Read more