Junior From PDF EF Core Entity Framework Core

What is Database First approach?

Short answer: Use‑cases and pros and cons Database First involves generating C# entity classes and a DbContext from an existing database. ✅ Pros: Quick start if the DB already exists Ensures model aligns with legacy databases ❌ Cons: Harder to version control Schema changes must be manually re-scaffolded 📌 When to use: For integrating with existing databases or legacy systems.

Real-world example (ShopNest)

ShopNest’s order service uses EF Core to save an Order and its line items in one SaveChangesAsync() call inside a transaction.

Say this in the interview

  1. Define — one clear sentence (the short answer above).
  2. Example — relate it to a project like ShopNest or your real work.
  3. Trade-off — when you would not use it.
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