开启和关闭Oracle的服务项建立批处理文件backup.bat\. exp system/manager file=d:\backup\oracle\oracle%date:~0,10%.dmp owner=system log=d:\backup\oracle\oracle%date:~0,10%.log 将生成oracle2006-01-09.dmp文件 exp system/manager file=d:\backup\oracle\oracle%date:~11,3%.dmp owner=system log=d:\backup\oracle\oracle%date:~11,3%.log