private static void TrackingDemo()
{
using (var data = new Formula1Entities())
{
data.ObjectStateManager.ObjectStateManagerChanged += ObjectStateManager_ObjectStateManagerChanged;
Racer niki1 = (from r in data.Racers
where r.Nationality == "Austria" && r.LastName == "Lauda"
select r).First();
Racer niki2 = (from r in data.Racers
where r.Nationality == "Austria"
orderby r.Wins descending
select r).First();
if (Object.ReferenceEquals(niki1, niki2))
{
Console.WriteLine("the same object");
}
}
}
/// <summary>
/// Deprecated Method for adding a new object to the Racers EntitySet. Consider using the .Add method of the associated ObjectSet<T> property instead.
/// </summary>
public void AddToRacers(Racer racer)
{
base.AddObject("Racers", racer);
}
