[oracle@db1 ~]$ export ORACLE_SID=ywkdb1
[oracle@db1 ~]$ echo $ORACLE_SID
ywkdb1
[oracle@db1 ~]$ sqlplus / as sysdba
SQL*Plus: Release 11.2.0.3.0 Production on Mon Oct 14 15:18:18 2013
Copyright (c) 1982, 2011, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, Real Application Clusters, Automatic Storage Management, OLAP,
Data Mining and Real Application Testing options
SQL> select instance_name,status from v$instance;
INSTANCE_NAME STATUS
---------------- ------------
ywkdb1 OPEN
SQL>
---------------------------------------------------------------
实例
一般默认情况下sid与你的数据库的名称是一样的！
如果是在Unix下可以执行如下命令：
ps -ef|grep ora_