Topic: Power BI
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This article describes the possible rounding differences that can appear in DAX. They are related to the data types and the operation being performed: knowing these details helps you write more robust DAX formulas and avoid errors in comparisons. Read more
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The SWITCH function in DAX has been optimized over the years, and it is helpful to know what makes the optimization work best. Read more
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This article describes how to implement a DAX measure to run faster than what you get from the built-in fusion optimization. Read more
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This article describes how Power BI uses the Group By Columns attribute of a column and how you can leverage it in specific scenarios. Read more
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This article describes different techniques to debug a DAX measure that returns an incorrect result, with and without external tools. Read more
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This article explains how to create a Bravo for Power BI template to customize a Date table and the related Time Intelligence measures created by the tool. Read more
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The filter arguments in CALCULATE can be written as logical conditions with certain restrictions. This article explains the more common errors in these conditions and how to solve them. Read more
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The first version of Bravo for Power BI is now generally available! Read more
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Horizontal fusion is a new optimization technique available in DAX to reduce the number of storage engine queries. In this article, we introduce this optimization with some examples. Read more
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A common question is why Power BI totals are inaccurate because they do not display the sum of individual rows. In this article, we explain the reasons why those totals are correct. Read more