Database Relationships Explained – The Power of Normalization | EF Core Tutorial
Ever tried updating the same university name in a million records? That’s how database nightmares begin. In this video, we break down the importance of relationships in databases, why normalization matters, and how separating data into related tables keeps your data clean, consistent, and flexible.
We’ll cover:
What database relationships are and why they exist
How to avoid denormalized data
Real examples with Users, Universities, and Education history tables
Why this matters for performance and scalability
This is the first video in my EF Core relationships series. Next, we’ll dive into one-to-one, one-to-many, and many-to-many relationships in detail.
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