更改Oracle 10g/11g数据库为归档模式

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一、oracle 10g/11g

db_recovery_file_dest=‘/u01/app/oracle/flash_recovery_area‘;

1.sqlplus / as sysdba;登陆进去；

2、关闭数据库

SQL> shutdown immediate
Database closed.
Database dismounted.
ORACLE instance shut down.

3、启动数据mount状态：

SQL> startup mount;
ORACLE instance started.

Total System Global Area 285212672 bytes
Fixed Size 1218992 bytes
Variable Size 92276304 bytes
Database Buffers 188743680 bytes
Redo Buffers 2973696 bytes
Database mounted.

4、修改数据库为归档模式：

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

Database altered.

5、打开数据库，查询：

SQL> alter database open;

Database altered.

SQL> archive log list
Database log mode Archive Mode
Automatic archival Enabled
Archive destination /oracle/oracle10g/log/archive_log
Oldest online log sequence 0
Next log sequence to archive 1
Current log sequence 1

5、修改日志文件命名格式：

SQL> alter system set log_archive_max_processes = 5;
SQL> alter system set log_archive_format = "archive_%t_%s_%r.log" scope=spfile;

System altered.

更改Oracle 10g/11g数据库为归档模式

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原文地址：http://my.oschina.net/kkrgwbj/blog/490090