数据库更改字符集

1)然后查看数据库字符集设置

select * from nls_database_parameters where parameter ='NLS_CHARACTERSET';

 

 

2)步骤:执行以下命令(命令行窗口)

sqlplus / as sysdba

SQL>shutdown immediate;

SQL>startup mount;

SQL>ALTER SYSTEM ENABLE RESTRICTED SESSION;

SQL>ALTER SYSTEM SET JOB_QUEUE_PROCESSES=0;

SQL>ALTER SYSTEM SET AQ_TM_PROCESSES=0;

SQL>alter database open;

SQL>alter database character set AL32UTF8;

(如果报错,改用:SQL> ALTER DATABASE character set INTERNAL_USE AL32UTF8;)

SQL>shutdown immediate;

SQL>startup;

 

 

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posted @ 2021-10-19 18:13  Lexian  阅读(526)  评论(0)    收藏  举报