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PL/SQL database character set(AL32UTF8) and Client character set(ZHS16GBK) are different

时间:2017-05-16 14:40:38      阅读:200      评论:0      收藏:0      [点我收藏+]

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转自:http://blog.163.com/magicc_love/blog/static/18585366220123111128283/

 

修改部分为红色部分,原作者写错了

 

启动PL/SQL Developer 报字符编码不一致错误

Database character set (AL32UTF8) and Client character set (ZHS16GBK) are different.
Character set conversion may cause unexpected results.

Note: you can set the client character set through the NLS_LANG environment variable or the NLS_LANG registry key in
HKEY_LOCAL_MACHINE\SOFTWARE\ORACLE\KEY_Oracle_10g.

 

1、打开注册表,通过命令regedit。找到到文中提示的路径,发现NLS_LANG键的值为:

SIMPLIFIED CHINESE_CHINA.ZHS16GBK

修改为:SIMPLIFIED CHINESE_CHINA.AL32UTF8即可

 

2、还有一种可能是由于安装11g的时候没选择自定义安装造成的

SIMPLIFIED CHINESE_CHINA.ZHS16GBK 包含 AMERICAN_AMERICA.AL32UTF8.
这可是个麻烦事,不是改客户端字符集的问题。要改数据库的字符集:
SQL> conn /as sysdba
SQL> shutdown immediate;
SQL> startup mount
SQL> ALTER SYSTEM ENABLE RESTRICTED SESSION;
SQL> ALTER SYSTEM SET JOB_QUEUE_PROCESSES=0;
SQL> ALTER SYSTEM SET AQ_TM_PROCESSES=0;
SQL> alter database open;
SQL> ALTER DATABASE CHARACTER SET AL32UTF8;
ORA-12712: new character set must be a superset of old character set
提示我们的字符集:新字符集必须为旧字符集的超集,这时我们可以跳过超集的检查做更改:
SQL> ALTER DATABASE character set INTERNAL_USE AL32UTF8;
--我们看到这个过程和之前ALTER DATABASE CHARACTER SET操作的内部过程是完全相同的,也就是说INTERNAL_USE提供的帮助就是使Oracle数据库绕过了子集与超集的校验.
SQL> select * from v$nls_parameters; 

SQL> shutdown immediate;

SQL> startup

SQL> select * from v$nls_parameters;
以后安装oracle11g的时候记得选择自定义安装,把这个字符集的事情事先弄好

PL/SQL database character set(AL32UTF8) and Client character set(ZHS16GBK) are different

标签:parameter   var   evel   job   rac   static   rtu   sel   gic   

原文地址:http://www.cnblogs.com/ZXdeveloper/p/6860858.html

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