--完全备份(在MS-DOS窗口或者SHELL提示符下执行以下命令)
[oracle@db ~]$ exp db_username/db_pwd@db_name file=/tmp/db_name_20150922.dmp full=y
--按指定用户备份(在MS-DOS窗口或者SHELL提示符下执行以下命令)
[oracle@db ~]$ exp db_username/db_pwdj@db_name file=/tmp/db_name_20150922.dmp owner=db_username
--导入备份
[oracle@db ~]$ imp db_username/db_pwdj@db_name file=/tmp/db_name_20150922.dmp ignore=y full=y
[oracle@db ~]$ exp db_username/db_pwd@db_name file=/tmp/db_name_20150922.dmp full=y
--按指定用户备份(在MS-DOS窗口或者SHELL提示符下执行以下命令)
[oracle@db ~]$ exp db_username/db_pwdj@db_name file=/tmp/db_name_20150922.dmp owner=db_username
--导入备份
[oracle@db ~]$ imp db_username/db_pwdj@db_name file=/tmp/db_name_20150922.dmp ignore=y full=y