partial void DeleteOnLineCode(OnlineCode instance);
 partial void UpdateOnLineCode(OnlineCode instance);
 partial void InsertOnLineCode(OnlineCode instance);
	private void detach_OnLineCodes(OnlineCode entity)
	{
		this.SendPropertyChanging();
		entity.City = null;
	}
	private void attach_OnLineCodes(OnlineCode entity)
	{
		this.SendPropertyChanging();
		entity.Category = this;
	}
    private void detach_OnlineCodes(OnlineCode  entity)
	{
		this.SendPropertyChanging(); 
		/////entity.Business = null;
	}}