win7下复制数据库文件，遇到access denied错误，怎么解决？

Question

代码跟结果：
SQL> host xcopy D:\APP\V-SHIH\ORADATA\ORCL\*.DBF D:\APP\myBackup\7-21-2012;
D:\APP\V-SHIH\ORADATA\ORCL\EXAMPLE01.DBF
Access denied
SQL> host xcopy D:\APP\V-SHIH\ORADATA\ORCL\*.CTL D:\APP\myBackup\7-21-2012;
D:\APP\V-SHIH\ORADATA\ORCL\CONTROL01.CTL
Access denied
SQL> host xcopy D:\APP\V-SHIH\ORADATA\ORCL\*.LOG D:\APP\myBackup\7-21-2012;
D:\APP\V-SHIH\ORADATA\ORCL\REDO01.LOG
Access denied
求高人指教

Answer 1

管理员方式登录cmd，然后使用sqlplus