oracle 10g修改数据库编码

1. 关闭数据库

SQL>SHUTDOWN IMMEDIATE



2. 启动到Mount

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;



--这里可以从父集到子集

SQL>ALTER DATABASE CHARACTER SET ZHS16GBK;

SQL>ALTER DATABASE NATIONAL CHARACTER SET AL16UTF16;

--如果是从子集到父集，需要使用INTERNAL_USE 参数，跳过超子集检测

SQL>ALTER DATABASE CHARACTER SET INTERNAL_USE AL32UTF8;

SQL>ALTER DATABASE NATIONAL CHARACTER SET INTERNAL_USE AL16UTF16;



SQL>SHUTDOWN IMMEDIATE;

SQL>STARTUP