ORACLE数据库设置编码(试图解决Oracle中em乱码问题)

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 ORACLE数据库设置编码:
$ sqlplus / as sysdba
SQL> SHUTDOWN IMMEDIATE;
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> STARTUP nomount;
ORACLE instance started.
SQL> ALTER DATABASE mount exclusive;
Database altered.
SQL> ALTER SYSTEM enable restricted session;
System altered.
SQL> ALTER SYSTEM SET JOB_QUEUE_PROCESSES=0;
System altered.
SQL> ALTER SYSTEM SET AQ_TM_PROCESSES=0;
System altered.
SQL> ALTER DATABASE OPEN;
Database altered.
SQL>   ALTER DATABASE CHARACTER SET UTF8;
ERROR at line 1:
ORA-12712: new character set must be a superset of old character set
提示字符集: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(UTF8可以根据需要更改,如ZHS16GBK):
SQL> ALTER DATABASE CHARACTER SET INTERNAL_USE UTF8;
Database altered.

不过经测试,em浏览器乱码问题依然存在,网上还有一种解决方式,cp   font文件,但是经测试,依然无用,目前还在寻找其他方法。

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