Mid From PDF EF Core Entity Framework Core

What are migrations?

Q: What are migrations?

Short answer: Migrations in EF Core are a way to: Track schema changes over time Apply those changes to the database 📦 Basic commands: Add-Migration MigrationName Update-Database Remove-Migration Script-Migration 🔄 Migrations are classes containing Up() and Down() methods (for applying and reverting changes). 📌 They are essential for schema versioning in Code First. Entity Framework Core – Migrations Interview Questions Real-world example (ShopNest) When ShopNest adds a DiscountCode column, you create a migration, review the SQL, then apply it on staging before production. Say this in the interview Define — one clear sentence (the short answer above). Example — relate it to a project like ShopNest or your real work. Trade-off — when you would not use it.

Short answer: Migrations in EF Core are a way to: Track schema changes over time Apply those changes to the database 📦 Basic commands: Add-Migration MigrationName Update-Database Remove-Migration Script-Migration 🔄 Migrations are classes containing Up() and Down() methods (for applying and reverting changes). 📌 They are essential for schema versioning in Code First. Entity Framework Core – Migrations Interview Questions

Real-world example (ShopNest)

When ShopNest adds a DiscountCode column, you create a migration, review the SQL, then apply it on staging before production.

Say this in the interview

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

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