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Power BI Semantic Model Supports Many-to-Many Relationships

Is is possible to duplicate the same many-to-many relationship behavior in VertiPaq that we have in SSAS multidimensional? Since Tabular model projects were introduced in SQL Server 2012, one of the major blocking points for adaption has been the lack of out-of-the-box support for many-to-many relationships. I've been using, demonstrating and showcasing SSAS Tabular and Power Pivot for at least three years and in that time it became apparent that, even though this might only be a perceived limitation in many cases, for quite a few enterprise IT shops; many-to-many support has become a litmus test for whether this technology is ready to be taken seriously. Honestly most business data models don't need many-to-many relationships to be useful but it is still a reality. This week Chris Webb posted about bidirectional relationship support in the new Power BI designer and demonstrated an example using sales of fruit that can exist in different categories.

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Tags: design, mdx, many-to-many, dax

 

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