Topic: Modeling
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The new DAX available in Excel 2016 and the data model in Power BI and Analysis Services 2016 offer tools to manage many-to-many relationships in a more efficient way than previous version, as described in this article. Read more
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This article describes what limited relationships are and the differences between regular and limited relationship in Power BI and DAX. Read more
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There are two options to model many-to-many relationships using Tabular and Power BI: you can use either a regular bidirectional filter relationship, or a limited unidirectional relationship. In this article, we compare the performance of both options. Read more
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There are two options to model many-to-many relationships using Tabular and Power BI: you can use either a regular bidirectional filter relationship, or a limited unidirectional relationship. In this video, we compare the performance of both options. Watch now
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This article describes the types of relationships available in Power BI and Analysis Services, clarifying the differences in cardinality and filter propagation of physical relationships. Read more
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In this article we perform a performance comparison between header/detail models and star schemas. Building a star schema might require a few ETL steps and some coding. Nonetheless, it is always the best modeling option. Read more
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The Detail Rows Expression in a Tabular model provides the user with control over the drillthrough results obtained by showing details of a measure. This article describes typical DAX expressions you can use in this property. Read more
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This article analyzes a classic modeling question: is it better to build a model as a regular star schema or as a single table in Power BI? The answer is clear: a star schema is always the best choice. Read more
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Don’t miss the upcoming free SQLBI live event on Friday April 16, 2021! Join Adam Saxton, Alberto Ferrari, Patrick LeBlanc, and Marco Russo to discuss common mistakes in big data models. Proper data modeling will be a hot topic in… Read more
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This article explains the most common causes of the error, “A circular dependency was detected” in Power BI and Analysis Services. Read more
