Marco Russo's blog posts of 2015

Page 2 of 40 blog posts
blog post –

A new hope. Tale from SQL Saturday 454 #sqlsat454

This is one of the few non-technical posts of this blog. Just skip it if you want to quickly come back to 100% BI related topics. Last Saturday we run the SQL Saturday 454 in Turin . I was part of the organization, and actually I was one of the promoters  Read more

blog post –

When to use calculated tables in #dax

In the September release of Power BI Desktop, Microsoft introduced a new important feature: calculated tables. Chris Webb wrote a quick introduction to this feature, and Jason Thomas published a longer post about when to use calculated tables . The reason  Read more

blog post –

Fix performance issue of pivot tables with Tabular models

If you use SSAS Tabular, this is a very important news! Microsoft released a very important update for Analysis Services 2012 that provides performance improvements to pivot tables connected to an Analysis Services Tabular model: it is SQL Server 2012  Read more

blog post –

Don’t ignore the Context Transition in #dax

Almost 3 years ago I wrote an article with the rules for DAX code formatting . If you quickly look at the article, you might think that it is all about readability of the code, and this is fundamentally true. But there two rules that have a particular  Read more

blog post –

Back to the basic: #dax primers for new #powerbi users

The growing adoption of Power BI Desktop is gathering new users of the DAX language. At the same time, there are a few new features, such as bidirectional filter propagation, that introduce new concepts to existing knowledge. For this reason, in the last  Read more

blog post –

Power BI Desktop & Excel

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

blog post –

Large Dimensions in SSAS Tabular #ssas #vertipaq

After many years of helping several companies around the world creating small and large data models using SQL Server Analysis Services Tabular, I’ve seen a common performance issue that is underestimated at design time. The VertiPaq engine in SSAS Tabular  Read more

blog post –

Zero Inbox

This is a blog post completely unrelated to the technical content I’m used to cover. But I’ve been asked so many times how I do handle my mail that I thought having a blog post will save me time to explain. So, if you are not interested, wait for the  Read more