private void detach_Runs(Run entity)
		{
			this.SendPropertyChanging();
			entity.User = null;
		}
		private void attach_Runs(Run entity)
		{
			this.SendPropertyChanging();
			entity.User = this;
		}
 partial void UpdateRun(Run instance);
 partial void DeleteRun(Run instance);
 partial void InsertRun(Run instance);