C#(asp.net)备份还原mssql数据库代码【转】

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采集自互联网，未验证。。。。。

如果我们使用虚拟主机为网站空间，这时如果需要备份和还原msssql数据库是非常麻烦，如果在网站后台管理当中加入对msssql数据库的操纵，可以使我们对数据库的备份和还原操作很方便，只要一键便可生成。

C#(asp.net)备份mssql数据库代码

string path = CreatePath();

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

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

        try

        {

            oSQLServer.LoginSecure = false;

            oSQLServer.Connect(server, uid, pwd);

            oBackup.Action = SQLDMO.SQLDMO_BACKUP_TYPE.SQLDMOBackup_Database;

            oBackup.Database = database;

            oBackup.Files = path;

            oBackup.BackupSetName = database;

            oBackup.BackupSetDescription = "数据库备份";

            oBackup.Initialize = true;

            oBackup.SQLBackup(oSQLServer);

            return true;

        }

        catch (Exception ex)

        {

            return false;

            throw ex;

        }

        finally

        {

            oSQLServer.DisConnect();

        }

C#(asp.net)还原mssql数据库代码

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(server, uid, pwd);

            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() == "CgRecord".ToUpper())

                    oSQLServer.KillProcess(lPID);

            }

            oRestore.Action = SQLDMO.SQLDMO_RESTORE_TYPE.SQLDMORestore_Database;

            oRestore.Database = database;

            oRestore.Files = HttpContext.Current.Server.MapPath(DropDownList_path.SelectedValue.Trim());

            oRestore.FileNumber = 1;

            oRestore.ReplaceDatabase = true;

            oRestore.SQLRestore(oSQLServer);

            base.RegisterStartupScript("page", "window.location.href='DbBackup.aspx';", "" + gt.TranslateChineseToOther("还原成功", "zh-CN", Language) + "");

        }

        catch (Exception ex)

        {

            base.RegisterStartupScript("page", "window.location.href='DbBackup.aspx';", "" + gt.TranslateChineseToOther("恢复数据库失败,请关闭所有和该数据库连接的程序！", "zh-CN", Language) + "");

            //throw ex;

        }

        finally

        {

            oSQLServer.DisConnect();

        }