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We are approaching the end of 2017, so it is a good time to review what happened in the DAX world this year, what we’ve been up to at SQLBI and what is going to happen in 2018. New DAX… Read more
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Starting from the May 2020 version of Power BI Desktop, regardless of the Windows locale settings DAX always uses standard separators by default. This change does not affect most Power BI users around the world; but if you use the… Read more
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In DAX, optimizations and data types do not always play nice and can leave you dealing with surprises. In this short article, we see an example of how mixing blanks, Boolean logic, and comparison with TRUE might lead to unexpected… Read more
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DAX has many time intelligence functions that are often redundant, offering different shorter syntaxes for longer more generic functions. However, sometimes the shorter syntax could be dangerous, as I explain in this blog post where I suggest using CALCULATE and… Read more
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If you have read the book Alberto and I wrote, “The Definitive Guide to DAX” then by looking at the title you might think that this post is about the book. Not this time. I am talking about the new… Read more
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The second edition of The Definitive Guide to DAX is now available worldwide! This blog post explains why we felt the need to rewrite the book and describes what happens behind the scenes when producing a book. Read more
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In 2015 I released the first version of VertiPaq Analyzer, a tool to quickly analyze the structure and data distribution of a Tabular model that can be used with Analysis Services and Power BI. Read more
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DAX Formatter was created in 2013 to help users format their code based on the Rules for DAX Code Formatting published in October 2012. Because the main goal is to make the code immediately readable and recognizable, DAX Formatter purposely… Read more
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After the initial release of DAX Studio 2.0, in December 2014, I started working on a few features to analyze performance of DAX queries. Darren Gosbell implemented many other features, and Daniele Perilli helped us with the graphics of the… Read more
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I and Alberto Ferrari will speak at SQLBits XI (Nottingham, UK – May 2-4, 2013) and there are many good reasons to join us there, especially if you are interested to DAX! Here are our sessions: Thursday, 02 May 2013… Read more