public static void Main()
{
string fileName = "database.sqlite";
Console.WriteLine("Create empty database");
CreateDatabase create = new CreateDatabase(fileName);
create.Run();
FileInfo file = new FileInfo(fileName);
Console.WriteLine($"Database created at {file.FullName}.");
Console.WriteLine("Create repository and add data.");
DataRepository repository = new DataRepository(fileName);
repository.AddPerson("Marc");
Console.WriteLine("Added data.");
Console.WriteLine("Retrieve data:");
Person person1 = repository.GetPerson(1);
Console.WriteLine($" Person with id {1} is {person1.Name}");
Person eric = repository.GetPerson("Eric");
Debug.Assert(eric == null);
Console.WriteLine(" There is no person named Eric.");
Console.WriteLine("Press any key to exit.");
Console.ReadKey();
}