Oracle修改默认字符编码

--查看Oracle数据库字符集：

Sql代码

select userenv('language') from dual;

查询结果：

SIMPLIFIED CHINESE_CHINA.AL32UTF8

--修改oracle数据库字符集：(在SQL Plus中)

Sql代码

sql> conn / as sysdba;

sql> shutdown immediate;

database closed.

database dismounted.

oracle instance shut down.

sql> startup mount;

oracle instance started.

total system global area 135337420 bytes

fixed size 452044 bytes

variable size 109051904 bytes

database buffers 25165824 bytes

redo buffers 667648 bytes

database mounted.

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 internal_use AL32UTF8;

sql> shutdown immediate;

sql> startup;

修改oracle用户的NLS_LANG

编辑/home/oracle/.bash_profile

Bash代码

export NLS_LANG="SIMPLIFIED CHINESE_CHINA.AL32UTF8"

更多信息请查看IT技术专栏