We write articles and white papers on Microsoft Business Intelligence technologies on a regular basis. The list below showcases all our content sorted chronologically - you can filter through the content by post type, topic, and author.
    719 blog posts
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Why Smart Filter Pro does not use IAP

This week OKViz released Smart Filter Pro 2.0.5, which is the first commercial version of a custom visual for Power BI produced by OKViz. This is the first of other rich and advanced visuals that will be released in the…  Read more

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Detect missing parameters in DAX queries

Yesterday I answered to a question related to parameters in DAX that could be useful to other readers who use DAX in Reporting Services (SSRS): how to manage missing parameters of a DAX query? I wrote an article in the…  Read more

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Naming variables in DAX

There is an existing limitation in the current version of DAX, regarding what names you provide to variables in a DAX expression: a variable name cannot be the name of a table in the data model. This is not a…  Read more

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What has happened in the DAX world in 2018

We are approaching the end of 2018, 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 2019. New DAX…  Read more

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Displaying a list of selected months

Today I woke up with an interesting question, about how to show a selection of months in a nice way, detecting contiguous selection. You can easily understand the desired solution from the following figure: I enjoyed writing a quick solution,…  Read more

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DAX Guide – the reference I had been wanting

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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DAX Studio and Power BI diagnostic port

DAX Studio connects to a Power BI Desktop model using a technique that was not officially supported until a few months ago. This changed when the “diagnostic port” was documented in this article of the official documentation:  Read more

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Dates differences between Excel and DAX

DAX supports dates starting in 1900 and while teaching DAX I always explain that DAX manages dates like Excel, which is the reason why these limitations exist. Actually, this is true – but answering to a comment today I realized…  Read more

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The hidden secrets of TOTALYTD

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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On comparing Power BI with other tools

In the last few years, the Business Intelligence (BI) world has been moving towards self-service BI. As expected, several vendors created tools empowering regular users to gain insights from their data. Among the many, there is Power BI. Nowadays, users…  Read more