[转贴]ASP.NET下对远程SQL SERVER数据库的备份和恢复的存储过程

Sql server的帮助文档地址，在IE里面直接输入就行

mk:@MSITStore:C:\Program%20Files\Microsoft%20SQL%20Server\80\Tools\Books\tsqlref.chm::/ts_ba-bz_35ww.htm

backup database to disk path备份

restore database from disk path恢复

using System;

using System.Collections;

using System.Security.Cryptography;

using System.Data;

using System.Data.SqlClient;

using System.Web;

using System.Web.SessionState;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Web.UI.HtmlControls;

using System.Diagnostics ;

using System.Text ;

using ponentModel;

using System.Configuration;

using System.Data.OleDb;

namespace DbService

{

/// <summary>

/// DbOper类,主要实现对Microsoft SQL Server数据库的备份和恢复

/// </summary>

public sealed class DbOper

{

/// <summary>

/// DbOper类的构造函数

/// </summary>

//private DbOper()

//{

//}

/// <summary>

/// 数据库备份

/// </summary>

///

public static string BackFileName=System.Web.HttpContext.Current.Request.PhysicalApplicationPath+"BackUp\\MyDbBack.bak";

public static void DbBackup(string DbNanme,string userid,string pwd)

{

try

{

SQLDMO.Backup oBackup = new SQLDMO.BackupClass();

SQLDMO.SQLServer oSQLServer = new SQLDMO.SQLServerClass();

oSQLServer.LoginSecure = false;

oSQLServer.Connect("localhost",userid,pwd);

oBackup.Action = SQLDMO.SQLDMO_BACKUP_TYPE.SQLDMOBackup_Database;

oBackup.Database = DbNanme;

oBackup.Files =BackFileName;

oBackup.BackupSetName =DbNanme;

oBackup.BackupSetDescription = "数据库备份";

oBackup.Initialize = true;

oBackup.SQLBackup(oSQLServer);

}

catch

{

throw;

}

}

/// <summary>

/// 还原数据库函数

/// </summary>

/// <param name="strDbName">数据库名</param>

/// <param name="strFileName">数据库备份文件的完整路径名</param>

/// <returns></returns>

public bool RestoreDB(string strDbName,string strFileName,string userid,string pwd)

{

//PBar = pgbMain ;

SQLDMO.SQLServer svr = new SQLDMO.SQLServerClass() ;

try

{

//服务器名，数据库用户名，数据库用户名密码

svr.Connect("localhost",userid,pwd) ;

SQLDMO.QueryResults qr = svr.EnumProcesses(-1) ;

int iColPIDNum = -1 ;

int iColDbName = -1 ;

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 ;

}

//杀死使用strDbName数据库的进程

for(int i=1;i<=qr.Rows;i++)

{

int lPID = qr.GetColumnLong(i,iColPIDNum) ;

string strDBName = qr.GetColumnString(i,iColDbName) ;

if (strDBName.ToUpper() == strDbName.ToUpper())

{

svr.KillProcess(lPID) ;

}

}

SQLDMO.Restore res = new SQLDMO.RestoreClass() ;

res.Action = 0 ;

res.Files = strFileName ;

res.Database = strDbName ;

res.ReplaceDatabase = true ;

res.SQLRestore(svr) ;

return true ;

}

catch

{

return false;

}

finally

{

svr.DisConnect() ;

}

}

}

}