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This article describes in which conditions the precedence of calculation groups might return unexpected results when filtering calculation items in both the visuals and the measures present in a report. Read more
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This article explains how to control the result provided by a formula in a DAX measure when the meas-ure is being used in a report with granularity below the granularity supported by the formula. Read more
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This article describes how to compute visual totals accurately, in case a measure does not provide the right result at the total level but works correctly in other rows of the report. Read more
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COALESCE is a DAX function introduced in March 2020. This article describes the purpose of COALESCE and how to simplify DAX expressions by removing verbose conditions, and yet obtain the same result. Read more
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This article describes projection functions and techniques in DAX, showing the differences between SELECTCOLUMNS, ADDCOLUMNS, and SUMMARIZE. Read more
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This article describes how to write efficient DAX expressions that compute the compound interest of incremental investments made throughout the holding period, using the PRODUCTX function. Read more
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This article describes how you can create a comparison with the previous time period in a visualization, regardless of whether the time periods are consecutive or not. Read more
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This article describes the differences between eager evaluation and strict evaluation in DAX, empowering you to choose the best evaluation type for your data models. Read more
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This article shows a basic technique used to sort months according to a fiscal calendar, by using a couple of calculated columns and the “sort by column” feature of Power BI. Read more
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Creating a star schema in Power BI is the best practice to improve performance and more importantly, to ensure accurate results! This article shows why a star schema can fix some of the issues in your report. Read more