elseif(DB.QueryFirstOrDefault<int>($"select count(id) from dc_component_dictionary where code = @code {(dto.Id>0?"and id <> @id":string.Empty)}",new{id=dto.Id,code=dto.Code})>0)
entity=db.QueryFirstOrDefault<dc_menu>($"select * from dc_menu where id = @id",sqlparam);
entity=db.QueryFirstOrDefault<dc_menu>($"select t1.*,t2.name as parent_name from dc_menu t1 left join dc_menu t2 on t1.parentid = t2.id where t1.id = @id",sqlparam);