Good class design by example

Question

I am trying to work out the best way to design a class that has its properties persisted in a database. Let\'s take a basic example of a Person. To create a new per

Answer 1

With C# 3.0 class initializers I no longer bother of providing a constructor that allows me to initialize all properties:

var person1 = new Person
{
    FirstName = "Kate";
    LastName = "Middleton";
};

As far as the Save method is concerned I usually put them in a separate repository class:

public int Save(Person person) 
{
    ...
}

and then when I need to save a person I do:

var person1 = new Person
{
    FirstName = "Kate";
    LastName = "Middleton";
};
var id = new PersonsRepository().Save(person1);