查看及修改oracle編碼格式方法____web

--查看oracle資料庫字元集：
select * from V$NLS_PARAMETERS
　　select userenv('language') from dual;


　　查詢結果：


　　SIMPLIFIED CHINESE_CHINA.AL32UTF8


　　--修改oracle資料庫字元集：（在SQL Plus中）


　　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 ZHS16GBK;


　　sql> shutdown immediate;


　　sql> startup;