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Oracle从归档模式变成非归档模式详细步骤

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更改Oracle数据库的非归档模式需要重新启动数据库,在mount模式下修改,简要步骤1 以shutdown immediate方式关闭数据库2 启动实

Oracle从归档模式变成非归档模式详细步骤

[日期:2011-08-20] 来源:Linux社区  作者:mengzhaoliang [字体:]

更改Oracle数据库的非归档模式需要重新启动数据库,在mount模式下修改,,简要步骤

1  以shutdown immediate方式关闭数据库

2 启动实例到mount状态

3 更改运行非模式并打开数据库

操作步骤:

1  登录数据库查看数据库的归档状态

SQL> archive log list;

Database log mode             Archive Mode

Automatic archival            Enabled

Archive destination           USE_DB_RECOVERY_FILE_DEST

Oldest online log sequence    2923

Next log sequence to archive  2925

Current log sequence          2925

2 关闭数据库

SQL>shutdown immediate;

3  启动数据库到mount状态

SQL>startup mount;

4  启动归档模式

SQL>alter database noarchivelog;      (非归档模式为:alter database noarchivelog)

如果报错:

SQL> alter database noarchivelog;

alter database noarchivelog

*

ERROR at line 1:

ORA-38774: cannot disable media recovery - flashback database is enabled

先关闭flashback

SQL> alter database flashback off;

Database altered.

再更改为非归档模式

SQL> alter database noarchivelog;

Database altered.

5  打开数据库

SQL>alter database open;

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