Topic: DAX
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This article analyzes the performance of regular versus limited relationships in DAX to understand the implications of using limited relationships. Read more
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This article describes the data model and DAX measures to analyze the effectiveness of campaigns, by separating attributed sales (directly linked to a campaign) from influenced sales (all sales of products participating in campaigns, regardless of attribution). Read more
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DAX Optimizer Basic is a new way to analyze the performance of your Power BI and Fabric semantic models for free, without installing anything and without paying upfront. Just copy the diagnostic query result, paste it into the web app,… Watch now
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Should you use RANK or stick with RANKX? In which scenarios is one better than the other? This article provides an in-depth analysis to help readers make informed choices. Read more
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This article explains the distinction between model-dependent and model-independent DAX user-defined functions, highlighting how dependencies impact portability and maintenance, and provides guidance on avoiding hidden dependencies and adopting proper naming conventions. Read more
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This article outlines the process of creating a measure to identify the top 10 products by sales each year. Read more
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This article describes when to use VALUES in a table grouped by SUMMARIZE, then goes on to explain why you cannot however use VALUES with SUMMARIZECOLUMNS. Read more
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Value filter behavior is a setting in Power BI semantic models that controls how filters are combined in SUMMARIZECOLUMNS. This article explains how it works and suggests its best configuration. Read more
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This article introduces the new calendar-based time intelligence functions in DAX, available in preview from the September 2025 release of Power BI. Read more
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User-defined functions are a new and exciting feature in DAX. In this article, we outline the key concepts to understand before using them in Power BI projects. Read more
