can data 64bit 復數 查看字符集 str edit root sql

系統版本:
Oracle Linux Server release 5.7
數據庫版本：
Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
PL/SQL Release 11.2.0.3.0 - Production
CORE 11.2.0.3.0 Production
TNS for Linux: Version 11.2.0.3.0 - Production
NLSRTL Version 11.2.0.3.0 - Production
查看字符集：
SQL>select userenv(‘language‘) from dual;
USERENV(‘LANGUAGE‘)

AMERICAN_AMERICA.AL32UTF8
關閉RAC其中一個節點：
[root@rac1 ~]#cd /u01/app/11.2.0/grid/bin/crsctl
[root@rac1 ~]#./crsctl stop cluster
在另一個節點執行：
SQL>alter system set cluster_database=false scope=spfile;
關閉數據庫：
SQL>shutdown immediate;
SQL>startup mount;
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.
修改字符集：
SQL> ALTER DATABASE character set INTERNAL_USE ZHS16GBK;
Database altered.
恢復數據庫為RAC：
SQL> alter system set cluster_database=true scope=spfile;

SQL> shutdown immediate;
SQL>startup;
SQL> execute sys.dbms_metadata_util.load_stylesheets;
啟動另一節點cluster服務並驗證：
[root@rac1 ~]#./crsctl start cluster
查看字符集：
SQL>select userenv(‘language‘) from dual;
USERENV(‘LANGUAGE‘)

AMERICAN_AMERICA.ZHS16GBK

參考博文：http://blog.itpub.net/28939273/viewspace-1061440/

oracle 11g rac 修改字符集