C# 8 and .NET Core 3 Projects Using Azure - Second Edition

Code-First versus Model-First versus Database-First approach

With Entity Framework, you had a choice between three approaches of implementation. However, in Entity Framework Core, there is, effectively, only one: Code-First. Although the concept of Database-First does exist, it's a one-way ticket: that is, you can reverse-engineer a code mode from the database, but from then on, you generate the database model from the code.