本文简短的教程，将会向你展示如何不使用DBCA（数据库配置助手）在Oracle 11中删除数据库。

1- 导入数据库的SID，如果没有定义的话

1. export ORACLE_SID=database

2- 以操作系统认证连接数据库

1. [oracle@Oracle11 ~]$ sqlplus / as sysdba
2.  
3. SQL*Plus: Release 11.2.0.1.0 Production on Mon Dec 1 17:38:02 2014
4. Copyright (c) 1982, 2009, Oracle. All rights reserved.
5. Connected to an idle instance.

3- 启动数据库实例

1. SQL> startup
2.  
3. ORACLE instance started.
4. Total System Global Area 3340451840 bytes
5. Fixed Size 2217952 bytes
6. Variable Size 1828718624 bytes
7. Database Buffers 1493172224 bytes
8. Redo Buffers 16343040 bytes
9. Database mounted.
10. Database opened.

4- 关闭数据库

1. SQL> shutdown immediate;
2.  
3. Database closed.
4. Database dismounted.
5. ORACLE instance shut down.

5- 启动独占模式

1. SQL> startup mount exclusive restrict
2.  
3. ORACLE instance started.
4.  
5. Total System Global Area 3340451840 bytes
6. Fixed Size 2217952 bytes
7. Variable Size 1828718624 bytes
8. Database Buffers 1493172224 bytes
9. Redo Buffers 16343040 bytes
10. Database mounted.

6- 删除数据库

1. SQL> drop database;
2. <br>Database dropped.
3.  
4. Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production
5. With the Partitioning, OLAP, Data Mining and Real Application Testing options

完成！

原文发布时间：2014-12-21

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