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在设置Oracle密码时，我们经常会将密码设置的特别复杂(一般由字母、数字和特殊符号组成)，值得注意的是，在有特殊符号时，修改密码或着导入导出数据时会遇到很多不必要的麻烦，本文中将会对此情况进行详细的解释和说明：

注：本文中，将以特殊符号“/”为例。

Linux环境下，使用Oracle数据库10g

修改密码

〔oracle@olivenan oracle〕$ sqlplus ‘/as sysdba’

SQL*Plus： Release 10.2.0.1.0 - Production on Wed May 17 14:33:32 2006

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

Connected to：

Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - Production

With the Partitioning， OLAP and Data Mining options

SQL》 alter user test identified by aa/aa;

alter user test identified by aa/aa

*

ERROR at line 1：

ORA-00922： missing or invalid option

在此使用“”

SQL》 alter user test identified by “aa/aa”;

User altered.

SQL》

〔oracle@olivenan oracle〕$ exp test/aa/aa file=test.dmp buffer=65536

Export： Release 10.2.0.1.0 - Production on Wed May 17 14:32:10 2006

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

EXP-00004： invalid username or password

Username：

此处应该进行转义使用 “ ”处理密码，使用 ‘ ’处理用户名和密码

〔oracle@olivenan oracle〕$ exp ‘test/“aa/aa”’ file=test.dmp buffer=65536

Export： Release 10.2.0.1.0 - Production on Wed May 17 14:32:52 2006

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

Connected to： Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - Production

With the Partitioning， OLAP and Data Mining options

Export done in WE8ISO8859P1 character set and AL16UTF16 NCHAR character set

About to export specified users 。。.

。 exporting pre-schema procedural objects and actions

。。.。。.。。.。。.。。.

导出成功。 　Windows Xp下，数据库为Oracle9i

C：\Documents and Settings\w》sqlplus /nolog

SQL*Plus： Release 9.2.0.1.0 - Production on Wed May 17 14:56:34 2006

Copyright (c) 1982， 2002， Oracle Corporation. All rights reserved.

SQL》 connect sys/olivenan as sysdba

Connected.

SQL》 alter user test identified by aa/aa;

alter user test identified by aa/aa

*

ERROR at line 1：

ORA-00922： missing or invalid option

此处使用“”

SQL》 alter user test identified by “aa/aa”;

User altered.

SQL》

Microsoft Windows XP 〔版本 5.1.2600〕

(C) 版权所有 1985-2001 Microsoft Corp.

C：\Documents and Settings\w》exp test/aa/aa file=aa.dmp buffer=65536

Export： Release 9.2.0.1.0 - Production on Wed May 17 14:58:50 2006

Copyright (c) 1982， 2002， Oracle Corporation. All rights reserved.

EXP-00004： invalid username or password

Username：

Password：

EXP-00056： ORACLE error 1017 encountered

ORA-01017： invalid username/password; logon denied

Username： ^Z^Z

EXP-00030： Unexpected End-Of-File encountered while reading input

EXP-00000： Export terminated unsuccessfully

在此处将使用“”“ ”“”来处理用户密码189*6436*8372NiKi

C：\Documents and Settings\w》exp test/“”“aa/aa”“” file=aa.dmp buffer=65536

Export： Release 9.2.0.1.0 - Production on Wed May 17 14:59:10 2006

Copyright (c) 1982， 2002， Oracle Corporation. All rights reserved.

Connected to： Oracle9i Enterprise Edition Release 9.2.0.1.0 - Production

With the Partitioning， OLAP and Oracle Data Mining options

JServer Release 9.2.0.1.0 - Production

Export done in WE8ISO8859P1 character set and AL16UTF16 NCHAR character set

server uses ZHS16GBK character set (possible charset conversion)

About to export specified users 。..

。 exporting pre-schema procedural objects and actions

。 exporting foreign function library names for user test

。 exporting PUBLIC type synonyms

。 exporting private type synonyms

。 exporting object type definitions for user test

About to export test‘s objects 。..

。 exporting database links

。 exporting sequence numbers

至此，导出成功。