oracle数据库编码怎么看,如何查看及修改oracle数据库的编码格式方法

查看oracle数据库字符集：

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中执行)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 UTF8

sql> shutdown immediate;

sql> startup;

注意：gbk编码设置为ZHS16GBK；utf8的设置为AL32UTF8