ApprxmtLngth, ME.EquipmentNumber, ME2.EquipmentNumber, CblStatus, InstallMthd, S.PrdtCd FROM CableId CINNER JOIN MajorEquipment ME ON C.FromLoc = ME.MEId INNER JOIN SupplierInfo S ON C.SupplierId = S.SupplierId
我有问题,只读第一张唱片,必须是从分贝5记录。帮我解决这个问题。我在一个命令中有三个请求,我认为这对我来说不正常。
结果 var model = new List<WorkPeriod1>();
MySqlCommand cmd2 = new MySqlCommand("SELECT DISTINCT target_date FROM work_period w, aspnetusers u WHERE u.Id=w.id_manager AND u.UserType=0 AND u.Id_num<&g
我使用MySqlReader通过选择查询从数据库中获取数据,使用DataTableReader对象从XML中获取数据。MySqlReader可以转换字节数组,但是DataTableReader不能转换字节数组。//following block is working finemySqlReader =Employee();
employee.Image = DevExpress.XtraEdito