oracle 修改字符集


SQL> shutdown immediate

Database closed.

Database dismounted.

ORACLE instance shut down.

SQL> startup mount;

ORACLE instance started.

Total System Global Area 1845493760 bytes

Fixed Size 2021568 bytes

Variable Size 452986688 bytes

Database Buffers 1375731712 bytes

Redo Buffers 14753792 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> alter database character set INTERNAL_USE UTF8;

Database altered.

SQL>update props$ set VALUE$='UTF8' where NAME='NLS_NCHAR_CHARACTERSET'