Topic: Tabular
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This article describes how to read the active security roles in a Tabular model for Power BI or Analysis Services. This way, you can use measures and calculation groups to customize a report based dynamically on security roles active for… Read more
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The blank value in DAX is a special value requiring particular attention in comparisons. It is not like the special null value in SQL, and it could appear in any conversion from a table expression. This article explores in details… Read more
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This article describes how to optimize a text search operation in DAX. This technique can improve the performance of Power BI reports that use the contains condition in the filter pane or the filter mode of the Smart Filter Pro… Read more
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The second edition of the Optimizing DAX video course is available: new content, a new book, and some on the behind-the-scenes of the project. 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 provides the best practice to use ADDCOLUMNS and SUMMARIZE, two functions that can be used in any DAX expression, including measures. 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 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 first version of Bravo for Power BI is now generally available! Read more
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The new DAX available in Excel 2016 and the data model in Power BI and Analysis Services 2016 offer tools to manage many-to-many relationships in a more efficient way than previous version, as described in this article. Read more