繁體中文当前位置: 首页 > 图文教程 > 网络编程 > ASP.NET > .Net下的数据备份和还原
- ASP.NET
- 在ASP.NET中自动给URL加上超级链接
- 在ASP.NET中怎么用Session判断用户是否登录?
- C#是一种新的语言？或者仅仅只是Java
- 在网页中动态的生成一个图片
- C#实现的18位身份证格式验证算法
- Asp.net中的页面乱码的问题
- ASP.NET中利用存储过程实现模糊查询
- ASP.NET 2.0中构造个性化网页
- .net教程：ASP.NET GridView的分页功能
- ASP.Net中无刷新执行Session身份验证
- 用事实说话！AJAX应用程序开发七宗罪
- 迁移你的Web页面到ASP.NET AJAX 1.0
- SQL Server 2005中插入XML数据方法
- 编程技巧 用Asp.net动态生成html页面
- 在asp.net 2.0 中使用的存储过程解析
- 用 asp.net 动态设置 WebService 引用
- 新手入门之ASP.NET2.0中的缓存技术解析
- asp.net编程中实现 MD5 加密
- ASP.NET备份恢复SqlServer数据库
- Asp.Net输出数据到EXCEL表格中
ASP.NET 中的 .Net下的数据备份和还原
出处:互联网 整理: 软晨网（RuanChen.com） 发布: 2009-08-14 浏览: 76 ::
收藏到网摘: n/a
数据库：SQL Server ；引用SQLDMO
◆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 SQLDMO.RestoreSink_PercentCompleteEventHandler(Step);
oRestore.PercentComplete += pceh;
try
{
oSQLServer.Connect(Common.MySettings.SqlServerName, "sa", "");
SQLDMO.QueryResults qr = oSQLServer.EnumProcesses(-1) ;
int iColPIDNum = -1 ;
int iColDbName = -1 ;
//杀死其它的连接进程
for(int i=1;i<=qr.Columns;i++)
{
string strName = qr.get_ColumnName(i) ;
if (strName.ToUpper().Trim() == "SPID")
{
iColPIDNum = i ;
}
else if (strName.ToUpper().Trim() == "DBNAME")
{
iColDbName = i ;
}
if (iColPIDNum != -1 && iColDbName != -1)
break ;
}
for(int i=1;i<=qr.Rows;i++)
{
int lPID = qr.GetColumnLong(i,iColPIDNum) ;
string strDBName = qr.GetColumnString(i,iColDbName) ;
if (strDBName.ToUpper() == "Northwind".ToUpper())
oSQLServer.KillProcess(lPID) ;
}
oRestore.Action = SQLDMO.SQLDMO_RESTORE_TYPE.SQLDMORestore_Database;
oRestore.Database = "Northwind";
oRestore.Files = filePath;
oRestore.FileNumber = 1;
oRestore.ReplaceDatabase = true;
oRestore.SQLRestore(oSQLServer);
}
catch(System.Exception ex)
{
Common.ShowMsg("数据还原失败：\n" + ex.ToString());
}
finally
{
oSQLServer.DisConnect();
}
//------------------------------------------------------------------------------------
this.label1.Visible = false;
this.pBar1.Visible = false;
this.Cursor = Cursors.Default;
}
/// <summary>
/// 显示还原进度条
/// </summary>
private void Step(string message,int percent)
{
this.pBar1.Value = percent ;
}
评论 (0) All
