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.
     Page 2 of 868 posts
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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

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Power BI is a model-based tool

This article describes the differences between report-based tools and model-based tools. Because Power BI is a model-based tool and not a report-based tool, it is useful to have a quick reference guide explaining these differences.  Read more

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Creating table functions in DAX using DETAILROWS

This article describes how to use the detail rows expression of a measure to obtain the equivalent of creating table functions in DAX. This allows the reusing of a table expression in multiple CALCULATE filters.  Read more

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Smart Filter Pro Preview

Today we start the preview of Smart Filter Pro. This is the first commercial custom visual produced by OKViz and it will be in preview until the end of 2018. You can start using it today, no registration required, and…  Read more

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Correct calculate of age in DAX from birthday

By answering to a student question I realized we often used a wrong calculation of customers age in DAX, and the simple solution is to borrow the same technique used in Excel, using INT and YEARFRAC rather than DATEDIFF or…  Read more

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How to write DISTINCTCOUNTX in DAX

I received a question about how to implement the equivalent of a DISTINCTCOUNTX function in DAX. Well, such a function doesn’t exist in DAX, but imagine you want to write something like: The corresponding measure working in DAX is: In…  Read more