C# 用代码实现对数据库的备份及还原

         ///<summary>
        /// 数据库备份 
         ///</summary>
        public static void DbBackup()
        {
            SQLDMO.Backup oBackup = new SQLDMO.BackupClass();
            SQLDMO.SQLServer oSQLServer = new SQLDMO.SQLServerClass();
            try
            {
                oSQLServer.LoginSecure = false;
                oSQLServer.Connect("LIUFENG-R4Z5NFG\\SQLEXPRESS", "sa", "123456");
                oBackup.Action = SQLDMO.SQLDMO_BACKUP_TYPE.SQLDMOBackup_Database;
                oBackup.Database = "DotNetNuke";
                oBackup.Files = @"d:\DotNetNuke.bak";
                oBackup.BackupSetName = "DotNetNuke";
                oBackup.BackupSetDescription = "数据库备份";
                oBackup.Initialize = true;
                oBackup.SQLBackup(oSQLServer);
            }
            catch
            {
                throw;
            }
            finally
            {
                oSQLServer.DisConnect();
            }
        }

        ///<summary>
        /// 数据库恢复 
         ///</summary>
        public static void DbRestore()
        {
            SQLDMO.Restore oRestore = new SQLDMO.RestoreClass();
            SQLDMO.SQLServer oSQLServer = new SQLDMO.SQLServerClass();
            try
            {
                oSQLServer.LoginSecure = false;
                oSQLServer.Connect("LIUFENG-R4Z5NFG\\SQLEXPRESS", "sa", "123456");
                oRestore.Action = SQLDMO.SQLDMO_RESTORE_TYPE.SQLDMORestore_Database;
                oRestore.Database = "DotNetNuke";
                oRestore.Files = @"d:\DotNetNuke.bak";
                oRestore.FileNumber = 1;
                oRestore.ReplaceDatabase = true;
                oRestore.SQLRestore(oSQLServer);
            }
            catch
            {
                throw;
            }
            finally
            {
                oSQLServer.DisConnect();
            }
        }