https://learn.microsoft.com/en-us/dotnet/api/system.data.entity.createdatabaseifnotexists-1?view=entity-framework-6.2.0&redirectedfrom=MSDN
CreateDatabaseIfNotExistsTContext Class (System.Data.Entity) | Microsoft Learn
An implementation of IDatabaseInitializer that will recreate and optionally re-seed the database only if the database does not exist. To seed the database,...
class systemdataentitymicrosoftlearn