How to Edit Power BI Live Connection Without Destroying Everything

This tutorial teaches you how to modify or extend your Power BI semantic models by adding or editing data sources. You'll learn how to use Power BI Desktop to change the semantic model connection from Live Connection to DirectQuery, allowing you to add new data sources, adjust query parameters, create relationships between tables, and refresh the data. The video provides step-by-step instructions on connecting to a semantic model, adding a local data source, switching to Direct Query, creating a composite model, building relationships with new data, creating calculated columns, and publishing and refreshing the model.

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