Alberto wrote an excellent post describing how to implement the Unary Operator feature (which is present in Analysis Services) in PowerPivot (there was a previous post about parent-child hierarchies, too). I have to say that the solution is not so easy  Read more

The spring season is always full of events and I’m just preparing for a number of them. First of all, we are getting very good interest for the PowerPivot Workshop in Copenhagen on 21-22 March 2011. Tomorrow (Friday March 4) will be the last day to take  Read more

Jeffrey Wang wrote a great blog post about attribute overwriting in MDX that is very clear and full of helpful pictures to show what happens when you write an MDX statement that writes into your multidimensional space. This is very common in an MDX Script  Read more

If you are in Portugal or you are looking for a very good reason to visit Lisbon, don’t miss the sessions about PowerPivot that Alberto Ferrari will present at the Microsoft BI Conference in Lisbon on March 25, 2011. The conference is free and Alberto  Read more

The PowerPivot Workshop roadshow will continue in Europe in March and April. Registrations are now open for the following new dates in Denmark, Ireland and Switzerland: Copenhagen : 21-22, March 2011 at the Radisson Blu Royal Hotel Dublin : 28-29, March  Read more

You might already know that I and Alberto Ferrari will present the SQLBI Methodology in a Training Day at SQLBits 8 . What you might need to know is that registrations are very good and there are not so many seats available. I don’t know whether it will  Read more

Flash news about PowerPivot Workshop : this is the last week to register for the Frankfurt date (21-22 February 2011). We are going to announce the next dates in Europe in March/April 2011: Copenhagen (Denmark), Dublin (Ireland) and Zurich (Switzerland).  Read more

During the PowerPivot Workshop in London we received many interesting questions and Alberto had the inspiration to write this nice post about Slowly Changing Dimensions handling in PowerPivot. It is interesting the consideration about SCD Type I attributes  Read more

In the comments of a recent post from Alberto Ferrari there was an interesting note about different performance related to the order of conditions in a FILTER call. I investigated about that and Jeffrey Wang has been so nice to give me some info about  Read more

One new nice feature of Excel 2010 is the Slicer. Usually, slicers are used to filter data in a PivotTable. But they might be also useful to parameterize an algorithm or a chart! We discussed this technique in our book , but Alberto Ferrari wrote a post  Read more