[oracle@localhost ~]$ rlwrap sqlplus / as sysdba
SQL*Plus: Release 11.2.0.1.0 Production on Wed Jan 23 15:25:02 2013
Copyright (c) 1982, 2009, Oracle. All rights reserved.
:
Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> alter user hr identified by sys123;
alter user hr identified by sys123
*
1 :
ORA-01109:
SQL> startup
ORA-01081: ORACLE -
SQL> alter database mount;
alter database mount
*
1 :
ORA-01102: EXCLUSIVE
解决方法:
我使用的是secureCRT软件,可以在optios(字符)——session options下的terminal(终端)下的education(仿真)中把terminal(终端)一栏改为‘linux’把appearance(外观)——character encoding(字符编码)一栏,选择default,normal fonts(字体)选择新宋体,应该是没问题的!
如果不是,就是字符设置的问题!
上面是在secureCRT下的乱码现象!!!如果是终端如下的乱码问题

解决办法:修改终端的编码格式

修改后退出sqlplus重新登陆一下就没问题了