--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"
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