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一、查看字符集
C:\Users\Admin>sqlplus/nolog
SQL*Plus: Release 11.2.0.1.0 Production on 星期四 7月 19 15:30:52 2018
Copyright (c) 1982, 2010, Oracle. All rights reserved.
SQL> conn /as sysdba;
已连接。
SQL> select * from v$version;
BANNER
--------------------------------------------------------------------------------
Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - Production
PL/SQL Release 11.2.0.1.0 - Production
CORE 11.2.0.1.0 Production
TNS for 32-bit Windows: Version 11.2.0.1.0 - Production
NLSRTL Version 11.2.0.1.0 - Production
SQL> select userenv('language') from dual;
USERENV('LANGUAGE')
----------------------------------------------------
SIMPLIFIED CHINESE_CHINA.ZHS16GBK
SQL> select * from v$nls_parameters;
PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_LANGUAGE
SIMPLIFIED CHINESE
NLS_TERRITORY
CHINA
NLS_CURRENCY
￥
PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_ISO_CURRENCY
CHINA
NLS_NUMERIC_CHARACTERS
.,
NLS_CALENDAR
GREGORIAN
PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_DATE_FORMAT
DD-MON-RR
NLS_DATE_LANGUAGE
SIMPLIFIED CHINESE
NLS_CHARACTERSET
ZHS16GBK
PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_SORT
BINARY
NLS_TIME_FORMAT
HH.MI.SSXFF AM
NLS_TIMESTAMP_FORMAT
DD-MON-RR HH.MI.SSXFF AM
PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_TIME_TZ_FORMAT
HH.MI.SSXFF AM TZR
NLS_TIMESTAMP_TZ_FORMAT
DD-MON-RR HH.MI.SSXFF AM TZR
NLS_DUAL_CURRENCY
￥
PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_NCHAR_CHARACTERSET
AL16UTF16
NLS_COMP
BINARY
NLS_LENGTH_SEMANTICS
BYTE
PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_NCHAR_CONV_EXCP
FALSE
已选择19行。
SQL> select * from nls_database_parameters;
PARAMETER
------------------------------
VALUE
--------------------------------------------------------------------------------
NLS_LANGUAGE
AMERICAN
NLS_TERRITORY
AMERICA
NLS_CURRENCY
$
PARAMETER
------------------------------
VALUE
--------------------------------------------------------------------------------
NLS_ISO_CURRENCY
AMERICA
NLS_NUMERIC_CHARACTERS
.,
NLS_CHARACTERSET
ZHS16GBK
PARAMETER
------------------------------
VALUE
--------------------------------------------------------------------------------
NLS_CALENDAR
GREGORIAN
NLS_DATE_FORMAT
DD-MON-RR
NLS_DATE_LANGUAGE
AMERICAN
PARAMETER
------------------------------
VALUE
--------------------------------------------------------------------------------
NLS_SORT
BINARY
NLS_TIME_FORMAT
HH.MI.SSXFF AM
NLS_TIMESTAMP_FORMAT
DD-MON-RR HH.MI.SSXFF AM
PARAMETER
------------------------------
VALUE
--------------------------------------------------------------------------------
NLS_TIME_TZ_FORMAT
HH.MI.SSXFF AM TZR
NLS_TIMESTAMP_TZ_FORMAT
DD-MON-RR HH.MI.SSXFF AM TZR
NLS_DUAL_CURRENCY
$
PARAMETER
------------------------------
VALUE
--------------------------------------------------------------------------------
NLS_COMP
BINARY
NLS_LENGTH_SEMANTICS
BYTE
NLS_NCHAR_CONV_EXCP
FALSE
PARAMETER
------------------------------
VALUE
--------------------------------------------------------------------------------
NLS_NCHAR_CHARACTERSET
AL16UTF16
NLS_RDBMS_VERSION
11.2.0.1.0
已选择20行。二、修改字符集
SQL> shutdown immediate;
数据库已经关闭。
已经卸载数据库。
ORACLE 例程已经关闭。
SQL> startup mount;
ORACLE 例程已经启动。
Total System Global Area 1071333376 bytes
Fixed Size 1375792 bytes
Variable Size 536871376 bytes
Database Buffers 528482304 bytes
Redo Buffers 4603904 bytes
数据库装载完毕。
SQL> alter session set sql_trace=true;
会话已更改。
SQL> alter system enable restricted session;
系统已更改。
SQL>
SQL> alter system set job_queue_processes=0;
系统已更改。
SQL> alter system set aq_tm_processes=0;
系统已更改。
SQL> alter database open;
数据库已更改。
SQL> ALTER DATABASE character set INTERNAL_USE AL32UTF8;
数据库已更改。
SQL> shutdown immediate;
数据库已经关闭。
已经卸载数据库。
ORACLE 例程已经关闭。
SQL> startup
ORACLE 例程已经启动。
Total System Global Area 1071333376 bytes
Fixed Size 1375792 bytes
Variable Size 536871376 bytes
Database Buffers 528482304 bytes
Redo Buffers 4603904 bytes
数据库装载完毕。
数据库已经打开。
SQL> select * from nls_database_parameters;
PARAMETER
------------------------------------------------------------
VALUE
--------------------------------------------------------------------------------
NLS_LANGUAGE
AMERICAN
NLS_TERRITORY
AMERICA
NLS_CURRENCY
$
PARAMETER
------------------------------------------------------------
VALUE
--------------------------------------------------------------------------------
NLS_ISO_CURRENCY
AMERICA
NLS_NUMERIC_CHARACTERS
.,
NLS_CHARACTERSET
AL32UTF8
PARAMETER
------------------------------------------------------------
VALUE
--------------------------------------------------------------------------------
NLS_CALENDAR
GREGORIAN
NLS_DATE_FORMAT
DD-MON-RR
NLS_DATE_LANGUAGE
AMERICAN
PARAMETER
------------------------------------------------------------
VALUE
--------------------------------------------------------------------------------
NLS_SORT
BINARY
NLS_TIME_FORMAT
HH.MI.SSXFF AM
NLS_TIMESTAMP_FORMAT
DD-MON-RR HH.MI.SSXFF AM
PARAMETER
------------------------------------------------------------
VALUE
--------------------------------------------------------------------------------
NLS_TIME_TZ_FORMAT
HH.MI.SSXFF AM TZR
NLS_TIMESTAMP_TZ_FORMAT
DD-MON-RR HH.MI.SSXFF AM TZR
NLS_DUAL_CURRENCY
$
PARAMETER
------------------------------------------------------------
VALUE
--------------------------------------------------------------------------------
NLS_COMP
BINARY
NLS_LENGTH_SEMANTICS
BYTE
NLS_NCHAR_CONV_EXCP
FALSE
PARAMETER
------------------------------------------------------------
VALUE
--------------------------------------------------------------------------------
NLS_NCHAR_CHARACTERSET
AL16UTF16
NLS_RDBMS_VERSION
11.2.0.1.0
已选择20行。
SQL>