1.進入SQLPLUS確認SID [root@localhost oracle]# sqlplus sys as sysdba SQL*Plus: Release 11.2.0.1.0 Production on Thu Jan 10 13:51:11 2013 Copyright (c) 1982, 2009, Oracle. All rights reserved. Enter password: ==>這裡KEY入密碼 Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production With the Partitioning, OLAP, Data Mining and Real Application Testing options SQL> select instance from v$thread; INSTANCE -------------------------------------------------------------------------------- orcl ==>舊的名稱 SQL> quit Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production With the Partitioning, OLAP, Data Mining and Real Application Testing options [root@localhost oracle]# service oracle stop Oracle Enterprise Manager 11g Database Control Release 11.2.0.1.0 Copyright (c) 1996, 2009 Oracle Corporation. All rights reserved. https://localhost:1158/em/console/aboutApplication Stopping Oracle