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修改oracle數(shù)據(jù)庫字符集的方法

時(shí)間:2015-06-28 00:00:00 來源:IT貓撲網(wǎng) 作者:網(wǎng)管聯(lián)盟 我要評論(0)

  \>sqlplus "/ as sysdba"

  SQL*Plus: Release 9.2.0.4.0 - Production on Sat Nov 1 10:52:30 2003

  Copyright (c) 1982, 2002, Oracle Corporation.? All rights reserved.

  Connected to:

  Oracle9i Enterprise Edition Release 9.2.0.4.0 - Production

  With the Partitioning, Oracle Label Security, OLAP and Oracle Data Mining options

  JServer Release 9.2.0.4.0 - Production

  SQL> shutdown immediate

  Database closed.

  Database dismounted.

  ORACLE instance shut down.

  SQL> STARTUP MOUNT;

  ORACLE instance started.

  Total System Global Area?? 76619308 bytes

  Fixed Size 454188 bytes

  Variable Size? 58720256 bytes

  Database Buffers???? 16777216 bytes

  Redo Buffers???? 667648 bytes

  Database mounted.

  SQL> ALTER SESSION SET SQL_TRACE=TRUE;

  Session altered.

  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> set linesize 120;

  SQL> alter database character set zhs16gbk;

  alter database character set zhs16gbk

  *

  ERROR at line 1:

  ORA-12712: new character set must be a superset of old character set

  SQL> ALTER DATABASE character set INTERNAL_USE zhs16gbk; # 使用INTERNAL_USE可以跳過超集的檢查,ALTER DATABASE character set INTERNAL_USE

  Database altered.

  SQL> ALTER SESSION SET SQL_TRACE=FALSE;

  SQL> shutdown immediate;

  Database closed.

  Database dismounted.

  ORACLE instance shut down.

  SQL> STARTUP

  ORACLE instance started.

  Total System Global Area 235999352 bytes

  Fixed Size 450680 bytes

  Variable Size 201326592 bytes

  Database Buffers 33554432 bytes

  Redo Buffers 667648 bytes

  Database mounted.

  Database opened.

  SQL> select name,value$ from props$ where name like ''%NLS%'';

  NAME?? VALUE$

  ------------------------------ ------------------------------

  NLS_LANGUAGE AMERICAN

  NLS_TERRITORY????? AMERICA

  NLS_CURRENCY $

  NLS_ISO_CURRENCY?? AMERICA

  NLS_NUMERIC_CHARACTERS?? .,

  NLS_CHARACTERSET?? ZHS16GBK

  …..

  NLS_NCHAR_CHARACTERSET?? AL16UTF16

  NLS_RDBMS_VERSION? 9.2.0.4.0

  20 rows selected.

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