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Oracle¿Í»§¶ËNLS_LANGÉèÖÃ


1. NLS_LANG
²ÎÊý×é³É
NLS_LANG
²ÎÊýÓÉÒÔϲ¿·Ö×é³É:
NLS_LANG
=<Language>_<Territory>.<Clients
Characterset>
NLS_LANG
¸÷²¿·Öº¬ÒåÈçÏÂ:
LANGUAGEÖ¸¶¨:
-OracleÏûϢʹÓõÄÓïÑÔ
-ÈÕÆÚÖÐÔ·ݺÍÈÕÏÔʾ
TERRITORYÖ¸¶¨
-»õ±ÒºÍÊý×Ö¸ñʽ
-µØÇøºÍ¼ÆËãÐÇÆÚ¼°ÈÕÆÚµÄϰ¹ß
CHARACTERSET:
-¿ØÖƿͻ§¶ËÓ¦ÓóÌÐòʹÓõÄ×Ö·û¼¯
ͨ³£ÉèÖûòÕßµÈÓÚ¿Í»§¶Ë(ÈçWindows)´úÂëÒ³
»òÕß¶ÔÓÚunicodeÓ¦ÓÃÉèÖÃΪUTF8
ÔÚWindowsÉϲ鿴µ±Ç°ÏµÍ³µÄ´úÂëÒ³¿ÉÒÔʹÓÃchcpÃüÁî:
E:\>chcp
 »î¶¯µÄ´úÂëÒ³: 936
´úÂëÒ³936Ò²¾ÍÊÇÖÐÎÄ×Ö·û¼¯ GBK,ÔÚMicrosoftµÄ¹Ù·½Õ¾µãÉÏ£¬ÎÒÃÇ¿ÉÒÔÔâµ½¹ØÓÚ936´úÂëÒ³µÄ¾ßÌå±àÂë¹æÔò,Çë²Î¿¼ÒÔÏÂÁ´½Ó:
http://www.microsoft.com/globaldev/reference/dbcs/936.htm
2. ²é¿´ NLS_LANG
µÄ·½·¨
WindowsʹÓÃ:
echo %NLS_LANG
%
Èç:
E:\>echo %NLS_LANG
%
AMERICAN_AMERICA.ZHS16GBK
UnixʹÓÃ:
env|grep NLS_LANG
Èç:
/opt/oracle>env|grep NLS_LANG
NLS_LANG
=AMERICAN_CHINA.ZHS16GBK
Windows¿Í»§¶ËÉèÖÃ,¿ÉÒÔÔÚ×¢²á±íÖиü¸ÄNLS_LANG
,¾ßÌå¼üֵλÓÚ:
HKEY_LOCAL_MACHINE\SOFTWARE\ORACLE\HOMExx\
xxÖ¸´æÔÚ¶à¸öORACLE_HOMEʱϵͳ±àºÅ¡£
3. ²é¿´Êý¾Ý¿âµ±Ç°×Ö·û¼¯²ÎÊýÉèÖÃ
SELECT * from v$nls_parameters;
»ò
select * from nls_database_parameters
»ò
select userenv(‘language’) from dual;
4. ²é¿´Êý¾Ý¿â¿ÉÓÃ×Ö·û¼¯²ÎÊýÉèÖÃ
SELECT * from v$nls_valid_values;
5. ¿Í»§¶Ë NLS_LANG
µÄÉèÖ÷½·¨
Windows:
# ³£ÓÃÖÐÎÄ×Ö·û¼¯
set NLS_LANG
=SIMPLIFIED
CHINESE_CHINA.ZHS16GBK
# ³£ÓÃunicode×Ö·û¼¯
set NLS_LANG
=american_america.AL32UTF8
¿ÉÒÔͨ¹ýÐÞ¸Ä×¢²á±í¼üÖµÓÀ¾ÃÉèÖÃ
HKEY_LOCAL_MACHINE\SOFTWARE\ORACLE\HOMExx\NLS_LANG
Unix:
# ³£ÓÃunicode×Ö·û¼¯
export NLS_LANG
=american_america.AL32UTF8
# ³£ÓÃÖÐÎÄ×Ö·û¼¯
export NLS_LANG
="Simplified
Chinese_china".ZHS16GBK
¿ÉÒԱ༭ bash_profile Îļþ½øÐÐÓÀ¾ÃÉèÖÃ
vi .bash_profile
NLS_LANG
="Simplified
Chinese_china".ZHS16GBK export NLS_LANG
# ʹ bash_profile ÉèÖÃÉúЧ
source .bash_profile


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