利用windows任务计划实现oracle的定期备份

set rq=%date:~0,10%
exp system/system的密码@本地服务名 file=d:\backup\bak%rq% full=yes log=d:\backup\bak%rq% buffer=65536
C:\Progra~1\WinRAR\rar.exe a -df d:\backup\bak%rq% d:\backup\
move /y d:\backup\*.rar d:\databasebackup