◆数据备份 ：
 /// <summary>
  /// 备份数据库
  /// </summary>
  private void btnBackUp_Click(object sender, System.EventArgs e)
  {
   this.Cursor = Cursors.WaitCursor;
   this.label1.Text = "  正在进行档案库的数据备份，这可能需要几秒到几十的时间，请稍候...";
   this.label1.Visible = true;
   this.label1.Refresh();
   this.pBar1.Visible = true;
   //------------------------------------------------------------------------------------

   
   string selfName = “D:\NorthwindBak“;
   string deviceName = “NorthwindBak“;
   string remark = "备份测试";
   
   //◆数据备份：
   SQLDMO.Backup oBackup = new SQLDMO.BackupClass();
   SQLDMO.SQLServer oSQLServer = new SQLDMO.SQLServerClass();
   oBackup.Action = 0 ;
   oBackup.Initialize = true ;
   SQLDMO.BackupSink_PercentCompleteEventHandler pceh = new SQLDMO.BackupSink_PercentCompleteEventHandler(Step);
   oBackup.PercentComplete += pceh;

   try
   {
    oSQLServer.LoginSecure = false;
    oSQLServer.Connect(Common.MySettings.SqlServerName, "sa", "");
    oBackup.Action = SQLDMO.SQLDMO_BACKUP_TYPE.SQLDMOBackup_Database;
    oBackup.Database = "Northwind";//数据库名
    oBackup.Files = selfName;//文件路径
    oBackup.BackupSetName = deviceName;//备份名称
    oBackup.BackupSetDescription = remark;//备份描述
    oBackup.Initialize = true;
    oBackup.SQLBackup(oSQLServer);
    
   }
   catch(System.Exception ex)
   {
    Common.ShowMsg("数据备份失败：\n" + ex.ToString());
   }
   finally
   {
    oSQLServer.DisConnect();
   }

   //------------------------------------------------------------------------------------
   this.label1.Visible = false;
   this.pBar1.Visible = false;
   this.Cursor = Cursors.Default;
  }

  /// <summary>
  /// 显示备份进度条
  /// </summary>
  private void Step(string message,int percent)
  {
   this.pBar1.Value = percent ;
  }

◆数据还原 ：
  /// <summary>
  /// 还原数据库
  /// </summary>
  private void btnRestore_Click(object sender, System.EventArgs e)
  {
   
   this.Cursor = Cursors.WaitCursor;
   this.label1.Text = "  正在进行档案库的数据还原，这可能需要几秒到几十的时间，请稍候...";
   this.label1.Visible = true;
   this.label1.Refresh();
   this.pBar1.Visible = true;
   //------------------------------------------------------------------------------------

   string fileName = "NorthwindBak";
   string filePath = "D:\NorthwindBak";
   string remark = "备份测试";

   SQLDMO.Restore oRestore = new SQLDMO.RestoreClass();
   SQLDMO.SQLServer oSQLServer = new SQLDMO.SQLServerClass();
   oRestore.Action = 0 ;
   SQLDMO.RestoreSink_PercentCompleteEventHandler pceh = new S