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oracle 10g 数据库字符集更改

SHUTDOWN IMMEDIATE; 
STARTUP MOUNT EXCLUSIVE; 
ALTER SYSTEM ENABLE RESTRICTED SESSION;
ALTER SYSTEM SET JOB_QUEUE_PROCESSES=0;
ALTER SYSTEM SET AQ_TM_PROCESSES=0;
ALTER DATABASE OPEN;
ALTER DATABASE NATIONAL CHARACTER SET AL16UTF16; 更改国际字符集 ALTER DATABASE CHARACTER SET ZHS16GBK; 更改本地字符集 SHUTDOWN IMMEDIATE; STARTUP ;   2.如果错误信息,请对照一下信息 如果提示:     ORA-12717: Cannot issue ALTER DATABASE NATIONAL CHARACTER SET when NCLOB, NCHAR
or NVARCHAR2 data exists 则更改使用以下语句:     ALTER DATABASE NATIONAL CHARACTER SET INTERNAL_USE AL16UTF16;   如果提示:     ORA-12712: new character set must be a superset of old character set 则更改使用以下语句:     ALTER DATABASE character set INTERNAL_USE ZHS16GBK; 如果提示:     ORA-01109: database not open 则更改使用以下语句:     ALTER DATABASE OPEN;   如果提示:     ORA-12719: operation requires database is in RESTRICTED mode 则更改使用以下语句:     ALTER SYSTEM ENABLE RESTRICTED SESSION;   如果提示:     ORA-12721: operation cannot execute when other sessions are active 则更改使用以下语句:     SHUTDOWN IMMEDIATE; 
    STARTUP MOUNT EXCLUSIVE; 如果还是提示同样的错误,则:

select sid,serial#,username,machine from v$session;查看有哪些SESSION,然后

alter system kill session ‘sid‘serial#‘ immediate;

alter system kill session ‘158,7‘ immediate;

oracle 10g 数据库字符集更改

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本文系统来源:http://www.cnblogs.com/rusking/p/4531444.html


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