Seeding in EF Core: Model Seeding with HasData and Application-Side Seeding
Two ways to add initial data in EF Core: model seeding with HasData and the InsertData/UpdateData/DeleteData it generates, the key and navigation rules, the dynamic value trap; then a rerunnable application-side seeder and a pointer to EF Core 9's UseSeeding.
5 Nov 2026
·
12 min
·
27
