Power BI Data Modeling & Relationships – Complete Beginner Guide 2025

📌 About this Video:
In this video, we take a deep dive into data modeling in Power BI — covering everything from basic relationships to composite keys and role-playing dimensions. You'll understand why data modeling matters, how to use different relationship types, and how to structure a real-world Power BI model.
This is Part 5 of our complete Power BI Tutorial Series.

🎯 Part 5: Data Modeling & Relationships in Power BI – Full Walkthrough 2025

⏱️ Chapters:
00:00 📝 Agenda of the session
00:30 ❓ Why Data Modeling is Important
05:10 🧱 What is a Data Model
06:37 🔗 What is Relationship & Key
07:16 📊 Types of Relationships
10:35 🧰 What’s Required to Implement a Data Model
11:38 1️⃣ One-to-One Relationship
21:21 🔁 One-to-Many Relationship
29:44 🔄 Many-to-Many Relationship
37:05 🧩 Composite Key
45:15 🪞 Role-Playing Dimension
52:53 📂 Content Download Instructions
57:14 🔍 Next Video Preview

📺 Previous Video – Part 4: Cleaning Data with Power Query
👉 Watch here

📺 Next Video – Part 6: Create Your First Power BI Report – Step-by-Step for Beginners👉 Watch here- Coming Soon

📘 About this Series:
This Power BI Tutorial Series is designed for beginners who want to learn real-world reporting and dashboard skills — from transforming data to building interactive dashboards.
We cover Power Query, data modeling, DAX, and report publishing — all in a simple, step-by-step format.

👉 Watch Full Power BI Series – Learn Power BI Step-by-Step (2025 Edition)
📂 Playlist Link:    • Learn Power BI Step-by-Step (2025 Edition)