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修改oracle11g的字符集由WE8MSWIN1252变更为AL32UTF8

原创 Oracle 作者:呱呱牛 时间:2016-01-24 10:49:03 0 删除 编辑


[root@wq_bak01 ~]# 
[root@wq_bak01 ~]# su - oracle
[oracle@wq_bak01 ~]$ sqlplus / as sysdba


SQL*Plus: Release 11.2.0.4.0 Production on Sun Jan 24 10:13:16 2016


Copyright (c) 1982, 2013, Oracle.  All rights reserved.




Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options


SQL> set linesize 200
SQL> select * from nls_database_parameters where parameter = 'NLS_CHARACTERSET';


PARAMETER                                                    VALUE
------------------------------------------------------------ --------------------------------------------------------------------------------
NLS_CHARACTERSET                                             WE8MSWIN1252


SQL> shutdown immediate
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> startup mount
ORACLE instance started.


Total System Global Area 2.0444E+10 bytes
Fixed Size                  2262088 bytes
Variable Size            1.0469E+10 bytes
Database Buffers         9932111872 bytes
Redo Buffers               40267776 bytes
Database mounted.
SQL> alter session set sql_trace=true;


Session altered.


SQL>  alter system enable restricted session;


System altered.


SQL>  show parameter job_queue_processes;


NAME                                 TYPE                   VALUE
------------------------------------ ---------------------- ------------------------------
job_queue_processes                  integer                1000


SQL> alter system set aq_tm_processes=0;


System altered.


SQL> alter database open;


Database altered.


SQL> alter database character set INTERNAL_USE AL32UTF8;


Database altered.


SQL> select * from nls_database_parameters where parameter = 'NLS_CHARACTERSET';


PARAMETER
------------------------------------------------------------
VALUE
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
NLS_CHARACTERSET
AL32UTF8




SQL> shutdown immediate
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> startup mount
ORACLE instance started.


Total System Global Area 2.0444E+10 bytes
Fixed Size                  2262088 bytes
Variable Size            1.0469E+10 bytes
Database Buffers         9932111872 bytes
Redo Buffers               40267776 bytes
Database mounted.
SQL>  alter system set job_queue_processes=1000;


System altered.


SQL>  alter database open;


Database altered.


SQL>  select * from nls_database_parameters where parameter='NLS_CHARACTERSET';


PARAMETER
------------------------------------------------------------
VALUE
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
NLS_CHARACTERSET
AL32UTF8




SQL> show parameter job_queue_processes;  


NAME                                 TYPE                   VALUE
------------------------------------ ---------------------- ------------------------------
job_queue_processes                  integer                1000



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