卸载Database Vault

11.2.0.4 on RHEL6.5
步骤1：停EM、监听、数据库
步骤2：禁用Database Vault
[oracle@single1 lib]$ pwd
/u01/app/oracle/product/11.2.0/dbhome_3/rdbms/lib
[oracle@single1 lib]$ make -f ins_rdbms.mk dv_off ioracle
步骤3：启动监听、数据库
步骤4：确认下DV管理用户
select unique GRANTEE from dba_role_privs
where GRANTED_ROLE in ('DV_ACCTMGR','DV_OWNER')
and grantee <> 'DVSYS';
步骤5：回收站关掉，执行dvremove.sql
SQL> alter system set recyclebin=off scope=spfile;

System altered.

SQL> shutdown immediate;
SQL> startup
SQL> @?/rdbms/admin/dvremov.sql

步骤6：开启回收站

SQL> alter system set recyclebin=on scope=spfile;
SQL> shutdown immediate
SQL> startup