In September 2006 I had announced in this blog the release of the first version of The Many-to-Many Revolution, a whitepaper that describes how to leverage the many-to-many dimension relationships feature that had being available since Analysis Services  Read more

I just published the article Converting MDX to DAX – First Steps on the renewed SQLBI web site about converting MDX to DAX. The reason is that with BISM Tabular in Analysis Services 2012 you will be able to write queries in both DAX and MDX. If you already  Read more

Javier Guillén wrote several blog post about how to implement certain common calculations in PowerPivot. It is interesting to read his posts not only because of the solutions he propose, but also because he uses several techniques that can be applied  Read more

In the PowerPivot book and in the PowerPivot Workshop I mentioned the difference between implicit and explicit measures. The use of implicit measures might be confusing because at the end they are automatically created and maintained by the user interface  Read more

It seems that the next SQLBits will be larger than ever! The SQLBits 9 will take place in Liverpool from 29th September to 1st October 2011. It will be hard to get a nicer weather than in Brighton, but we will try to bring a bit of sun from Italy! I and  Read more

Alberto anticipated me announcing our next edition of the PowerPivot Workshop in Lisbon (Portugal) on September 19-20, 2011. The announcement has been published also on the SQLPort website in Portuguese! But remember, the workshop will be entirely in  Read more

Alberto Ferrari published an interesting blog post regarding how to write particular calculations over a parent-child hierarchy in PowerPivot Denali (and in BISM Tabular, of course). One case is the Sum of Leaves (summing only the leaves of a parent-child  Read more

The Analysis Services team just posted a blog entry with a few useful links to jumpstart your experience with Tabular project in Analysis Services "Denali". In these early days I read several messages asking for clarification about the names and acronyms  Read more

I and Alberto Ferrari will present a DAX Deep Dive training day at SQLBits 9 in Liverpool, on September 29th. The conference will continue on September 30th and October 1st. Registrations are not yet open, but you should definitely save the date for SQLBits!  Read more

Surfing on the web, here , I came into this intriguing question: How do we ask something like "Show me how many customers have an iPad but don't have a book?" We are speaking about a sales analysis where the canonical entities are Customers, Products  Read more