Topic: DAX
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This article explains the behavior of LASTNONBLANK, LASTNONBLANKVALUE, and similar DAX functions, also providing patterns for performance optimization. Read more
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The LOOKUPVALUE function retrieves values from a table in a simple way, but it involves a hidden level of complexity. This article provides full coverage of the LOOKUPVALUE internals, alongside several performance considerations. Read more
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This article shows the reader how to use LOOKUPVALUE, which is a handy function for any developer to have in their toolbelt. Read more
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This article describes the differences between HASONEVALUE and ISINSCOPE, which are two useful DAX functions to control the filters and the grouping that are active in a report. Read more
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In this article, we share an idea to reduce the friction in using Power BI, by extending the DAX language with new visual calculations. Read more
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This article describes how to use conditional formatting with a DAX expression to color the rows of a table in Power BI based on the order number instead of using the alternate rows color formatting option. Read more
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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