public ActionResult GetTableFilterColumns(int idTable) { var db = new CommonDal(); var result = db.GetTableFilterColumns(Global.CurrentUser.RoleId, idTable); if ((result != null && result.Count <= 0) || result == null) { result = db.GetTableFilterColumnsByUser(Global.CurrentUser.UserID, idTable); } result.Where(T => T.isQuickFilter = true); return(Content(JsonConvert.SerializeObject(new { result }))); }