Data Modeling in Power BI: Schemas, Relationships, and Joins Explained Learning Power BI was a very exciting part of this journey, and my first time on model view almost changed that. I genuinely had no idea what I was looking at. But with good tutoring, practice, and patience, I finally got the hang of it. Almost... With every wall or obstacle hit, I write about it for the next person and for my deeper understanding. This is data modeling as how I understand it. What Is Data ...