partial void DeleteAccount(Account instance);
 partial void UpdateAccount(Account instance);
		private void detach_Accounts(Account entity)
		{
			this.SendPropertyChanging();
			entity.Career = null;
		}
 partial void InsertAccount(Account instance);
		private void attach_Accounts(Account entity)
		{
			this.SendPropertyChanging();
			entity.Career = this;
		}