The choice of data types can affect precision and performance because of internal conversions. This article shows how the right choice of data type and DAX code makes a significant difference. Read more
This article is about creating dynamic images in DAX measures to visualize data in tables or cards, including an easy way to do this in Figma, and a caution for using these DAX measures in real-life scenarios. Read more
This article describes the DAX context transition using a conceptual model based on a visual representation. Read more
One of the few golden rules in DAX is to always filter columns and never filter tables with CALCULATE. This article explains the rationale behind the rule. Read more
Calculations reporting values at the start or the end of a time period are quite the challenge for any BI developer and DAX is no exception These measures are not hard to compute the complicated part is understanding the desired… More on DAX Patterns
Optimizing DAX is the state-of-the-art book on optimizing DAX expressions in Power BI and Analysis Services semantic models.
Learn how to locate performance bottlenecks, read the query plan and performance metrics, rewrite the slower part of an expression, and measure the performance improvements. Read more
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