Topic: Power BI

        Page 19 of 210 posts
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Transition Matrix Using Calculated Tables

In the 2015 September update, Power BI introduced calculated tables, which are computed using DAX expressions instead of being loaded from a data source. This article shows the usage of calculated tables to solve the pattern of transition matrix for…  Read more

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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

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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

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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

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Calculated Columns and Measures in DAX

One of the first concepts to learn in DAX is the difference between calculated columns and measures. This article shortly recaps the differences and describes when to use each one.  Read more

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Costs of Relationships in DAX

The relationships in a data model queried by DAX are a fundamental part of the engine and simplify the query itself. This article examines the cost of relationships in a data model, providing hints to optimize them.  Read more

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The new Power BI Desktop is here #powerbi #dax

After months of public preview, Microsoft today is releasing the Power BI service to general availability. The preview was really a beta that evolved in these months, and I personally liked the approach that MS developers have now. I did not read the  Read more

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Power BI Desktop is coming

Microsoft is going to release the new Power BI service on Friday, July 24th. The number of new features is huge, but remember that this is just the beginning of a new wave of continuous updates, similarly to what we have seen for Power Query in the last  Read more