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MigrationsExtensionsDbContextDesignTimeFactory Class

Dennis C. Mitchell edited this page Mar 17, 2019 · 6 revisions

EDennis.AspNetCore.Base provides an abstract implementation of IDesignTimeDbContextFactory in order to simplify/standardize migration-specific configuration aspects of your DbContext (e.g., connection string) and to allow your DbContext class to have just one constructor that takes DbContextOptions<YourDbContextClass> as a parameter.

The base class, MigrationsExtensionsDbContextDesignTimeFactory, makes two assumptions:

  1. Your DbContext class has a single constructor that takes DbContextOptions<YourDbContextClass> as a parameter.
  2. You have configured your connection string in either appsettings.json or appsettings.Development.json with the following key: ConnectionStrings:YourDbContextClass (where YourDbContextClass is the name of your DbContext class).

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