namespace Microsoft.EntityFrameworkCore.Infrastructure
{
    public abstract class RelationalDbContextOptionsBuilder<TBuilder, TExtension> : IRelationalDbContextOptionsBuilderInfrastructure
        where TBuilder, RelationalDbContextOptionsBuilder<TBuilder!, TExtension!>!
        where TExtension, new(), RelationalOptionsExtension!
    {
        public virtual TBuilder! MigrationsAssembly(Assembly! assembly);
    }
}