Calgary, AB, CAContext transition in DAX explained visually
Marco Russo & Alberto FerrariThis article describes the DAX context transition using a conceptual model based on a visual representation. Read more
Filter columns, not tables, in DAX
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
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Introducing DAX Video CourseFree
Highlighting a data point and comparing to all others in a distribution
Kurt BuhlerThis article shows how you can highlight a single value in visual when comparing the distribution of a measure for one value versus all others. Read more
Row context in DAX explained visually
This article describes the DAX row context using a conceptual model based on a visual representation. Read more
DAX Patterns
Related distinct count
The Related distinct count pattern is useful whenever you have one or more fact tables related to a dimension and you need to perform the distinct count of column values in a dimension table only considering items related to transactions… More on DAX Patterns
SQLBI Corp.
Optimizing DAX, Second Edition
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