Question

如何修改Oracle数据库字符集为UTF8

Answer 1

本文对修改Oracle数据库字符集为UTF8的语句操作讲解：查看字符集select userenv('language') from dual;1.conn/as sysdba2.执行下面代码：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;(------------如果有问题请在此插入下面语句--------------)ALTER DATABASE NATIONAL CHARACTER SET UTF8;ALTER DATABASE CHARACTER SET UTF8;SHUTDOWN immediate;STARTUP;如果修改出现问题时请调用下面语句再执行一次就可以了ALTER DATABASE NATIONAL CHARACTER SET INTERNAL_USE UTF8;