导出:file
不要数据的:exp username/pwd@localhost:1521/orcl file=f:/backup.dmp rows=n im
要数据的:exp username/pwd@localhost:1521/orcl file=f:/backup.dmp数据
导入:360
imp username/pwd@localhost:1521/orcl file=C:/360/sdjsj.dmp full=y ignore=ylocalhost