partial void DeleteAttendee(Attendee instance);
partial void UpdateAttendee(Attendee instance);
private void detach_Attendees(Attendee entity)
{
this.SendPropertyChanging();
entity.User = null;
}
partial void InsertAttendee(Attendee instance);
private void attach_Attendees(Attendee entity)
{
this.SendPropertyChanging();
entity.User = this;
}