Between May and July I and Alberto will be speaker at several conferences, and I think it could be useful to write a single blog post with a recap:PASS Business Analytics Conference 2014 - May 7-9, 2014 - San Jose, CaliforniaQuerying in DAX (Marco Russo)DAX from the Field: Real-World Case Studies (Alberto Ferrari)Microsoft TechEd North ...

Next week I and Alberto Ferrari will be in Seattle at PASS Summit 2012. You can meet us at our sessions, at a book signing and hopefully watching some other session during the conference. Here are our appointments: Thursday, November 08, 2012, 10:15 AM - 11:45 AM – Alberto Ferrari – Room 606-607 Querying and Optimizing DAX (BIA-321-S) ...

Recently I had to write a DAX formula containing a LASTDATE within the logical condition of a FILTER: I found that its behavior was not the one I expected and I further investigated. At the end, I wrote my findings in this article on SQLBI, which can be applied to any Time Intelligence function with a <dates> argument. The key ...

In the last months I talked mostly about PowerPivot, but Analysis Services is still growing and a very good sign of that is the number of downloads of The Many-to-Many Revolution whitepaper, who has been published almost 5 years ago and recently surpassed 20,000 downloads. The download trend is a constant line made of tens of downloads every ...

Microsoft recently announced a new roadmap for its BI architecture. The next version of SQL Server, codenamed “Denali”, is going to introduce a new semantic model named BISM (Business Intelligence Semantic Model). Analysis Services will host it and it will be queryable through MDX and DAX. DAX has been introduced in PowerPivot as an expression ...

Alberto wrote a really fine post that should help you to better understand how many-to-many relationships can work in PowerPivot, using a lot of images that explain some concepts better than a thousand words. The example shown by Alberto is really interesting also for another reason: it can open up your mind about why Vertipaq (the engine of ...

Yesterday I had a nice time delivering the SQLBI Methodology session at 24 Hours of PASS. A few hours later, I had the news about the official RTM of the PowerPivot book I wrote with Alberto. The complete title is Microsoft® PowerPivot for Excel® 2010: Give Your Data Meaning and we hope it will be a good book for both advanced Excel users (who are ...