protected void Page_Load(object sender, EventArgs e)
    {
        if (!Page.IsPostBack)
        {
            if (Request.QueryString["TableID"] != null)
            {
                ViewState["TableID"] = new Guid(Request.QueryString["TableID"]);
            }

            if (ViewState["TableID"] == null)
            {
                Response.Redirect("TableList.aspx");
            }
            else
            {
                lbl_TableName.Text = new UD_TableListBLL((Guid)ViewState["TableID"]).Model.Name;
                string CacheKey = "UD_TableList-ModelFields-" + ViewState["TableID"].ToString();
                DataCache.RemoveCache(CacheKey);
                UD_ModelFieldsBLL.Init((Guid)ViewState["TableID"]);
                BindGrid();
            }
        }
    }