A.returnB.fallbackC.rollbackD.undo
A.exp secnet/secnet FILE={文件名.dmp buffer=2048000TABLES=fenghuo log=(日志文件名).log DIRECT=y(tǒng)B.exp system/sys buffer=2048000file={文件名.dmp owner=secnet log={日志文件名.logC.exp secnet/secnet buffer=2048000file={文件名.dmp owner=fenghuo log=(日志文件名).logD.exp secnet/secnet buffer=2048000file={文件名.dmp tablespaces=secnet
A.exp secnet/secnet FILE={文件名.dmp buffer=2048000TABLES=fenghuo log=(日志文件名).log DIRECT=y(tǒng)B.exp secnet/secnet buffer=2048000file={文件名.dmp tablespaces=fenghuoC.exp system/sys FILE={文件名.dmp buffer=2048000TABLES=fenghuo log=(日志文件名).log DIRECT=y(tǒng)D.exp secnet/secnet buffer=2048000file={文件名.dmp owner=fenghuo log=(日志文件名).log