public virtual ActionResult Update(CDColumn entity)
        {
            entity.LastUpdatedTime = DateTime.Now;
            OperationResult or = CDColumnService.Update(entity);

            return(this.JsonFormat(or));
        }
        public virtual ActionResult Add(CDColumn entity)
        {
            OperationResult or = CDColumnService.Insert(entity);

            return(this.JsonFormat(or));
        }