Last week I wrote an article about Natural Hierarchies in Power Pivot and Tabular where I show why it is important creating natural hierarchies for performance reasons. I’d like to spend a few words about the reasons why this is so important, so you might  Read more

More than one year ago, I and Alberto started recording videos for Project Botticelli, and now we have a set of videos about DAX that you can watch online. There are a few videos free, and others are available in the monthly subscription. If you are interested,  Read more

I and Alberto Ferrari delivered many SSAS Tabular Workshops in the last 18 months and based on the feedback we received, we are moving toward a renewed edition. Instead of a 2-day seminar, we will run a 3-day course including hands-on-labs. We didn't  Read more

On April 23 I will present DAX in Action in London and Cardiff at SQLLunch event. How is it possible I will be in two places at the same time? This will be a remote presentation delivered in two locations, where you can have lunch while watching the session.  Read more

The PASS Business Analytics Conference starts today in Chicago. In the next two days, there will be two keynotes . The most famous Steven Levitt, author of Freakonomics, will be on stage on Friday, and tomorrow (Thursday) we will see Kamal Hathi and Amir  Read more

Short version: the latest available version of MDX Studio can be downloaded from http://www.sqlbi.com/tools/mdx-studio/ Long version: Last week Stacia Misner twitted that the online version of MDX Studio was no longer available. It was hosted on http://mdx.mosha.com  Read more

Yesterday I and Alberto delivered the PreCon day about BISM Tabular in Analysis Services 2012. We received very good feedback and now I am looking forward to meet people that read our blogs and our books! Ping me on Twitter at @marcorus if you want to  Read more

Analysis Services answers to query in MDX, in DAX (by now just for Tabular models) and has a limited capability to answer SQL queries. It is not useful for any development or client tool, but I wanted to write a blog post on it in order to be able to  Read more

The DAX query syntax allows you to insert a parameter by using the @ symbol. EVALUATE CALCULATETABLE ( 'Product Subcategory' , 'Product Category' [Product Category Name] = @Category ) Depending on the client and on the driver you are using to execute  Read more

Jeffrey Wang started the 2012 (or finished the 2011, depending on your time zone) by publishing the first article dedicated to DAX Query plan . While I look forward to reading next articles, it is interesting the explanation of what is the relationship  Read more