Summary  
This chapter explains how to create and configure relationships between tables in a data model by specifying cardinality (one-to-many, one-to-one) and cross-filter directions to control data flow and filtering behavior.

General domain of usage  
Business intelligence and data analytics

Explore **relationships**, **dataflows**, and **cardinality** in Power BI to understand how tables connect and interact within a data model. These components play a key role in integrating data from multiple sources and ensuring smooth analytical workflows. Mastering relationships and cardinality helps you maintain **data consistency**, build accurate reports, and enable efficient **data exploration** across your Power BI projects.


Which type of relationship in Power BI allows a single row in one table to match multiple rows in another table?

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Creating Relationships

Creating Relationships