我想通过基于条件从另一个表中设置其值来更新列。所以,我做了以下内容: - UPDATE
[dbo].MachineLog
SET
A.EmployeeId = B.EmployeeId
FROM
[dbo].MachineLog as A
INNER JOIN
[dbo].DeviceCode as B ON A.DeviceEnrollNo = B.
我有一个Viewbag一个下拉列表,我需要对其进行验证,如 “必需” 我的控制器 public ActionResult EsperaPorHora()
{
var cliente = new UsuarioData().Id_LicenciadoPorId(User.Identity.GetUserId());
var Cli = !string.IsNu