oracle客户端改字符集没有用,ORACLE客户端乱码修改Oracle客户端字符集

修改Oracle客户端字符集方法:

1:可以通过修改注册表键值永久设置，类似于这样的键值:

HKEY_LOCAL_MACHINE\SOFTWARE\Oracle\HOME0下,

如一般的简体中文

nls_lang＝SIMPLIFIED CHINESE_CHINA.ZHS16GBK

2:查看数据库当前字符集参数设置

SQL> select userenv('language') from dual;

USERENV('LANGUAGE')

----------------------------------------------------

SIMPLIFIED CHINESE_CHINA.ZHS16GBK

3:打开CMD窗口,乱码情况

C:\Documents and Settings\Administrator>set NLS_LANG=american_america.AL32UTF8

C:\Documents and Settings\Administrator>sqlplus

SQL*Plus: Release 9.2.0.1.0 - Production on 星期六 4月 10 10:59:53 2010

请输入用户名: scott

请输入口令:

连接到:

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

SQL> select empno,ename,sal from emp where empno=7779;

EMPNO ENAME SAL

---------- ------------------------------ ----------

7779 鏉ㄥ钩 6080

4:打开另外个CMD窗口,正常情况

C:\Documents and Settings\Administrator>set NLS_LANG=SIMPLIFIED CHINESE_CHINA.ZHS16GBK

C:\Documents and Settings\Administrator>sqlplus

SQL> select empno,ename,sal from emp where empno=7779;

EMPNO ENAME SAL

---------- ---------- ----------

7779 杨平 6080