【Linux Centos6/7 Oracle11g数据库开启归档日志功能】

1.登录oracle用户权限2.查询是否开启归档模式3.需提前创建归档日志的目录4.再依次执行如下命令5.开启归档模式成功

前情提要：公司新创建的数据库 需将数据库开启归档日志功能

[root@localhost ~]# su oracle
[oracle@localhost ~]$ sqlplus / as sysdba

SQL> archive log list
Database Log mode          No Archive Mode  ###未开启归档模式
Automatic a rchiva 1       Disabled 
Archive destination        /oracle/database/product/11.2.0/db1/dbs/arch
Oldest online Log sequence 16
Current Log sequence       18

SQL> alter system set db_recovery_file_dest='/backup/archived'
System altered.

SQL> shutdown immediate;

SQL> startup mount;

SQL> alter database archivelog ;
Database altered.

SQL> alter database force Logging;
Database altered.

SQL> alter database open;
Database altered.

SQL> archive log list;
Database Log mode             Archive Mode  ###开启归档模式
Automatic archival            Enabled
Archive destination           USE_DB RECOVERY FILE_DEST
OLdest online Log sequence    16
Next Log sequence to archive  18
Current Log sequence          18

总结：本文主要参考大佬文章，其中少部分为自己个人看法和配置，个人记性不好，所以总结加记要；再次感谢CSDN各位大佬的贡献，我只是个小小搬运工。

参考大佬文献

https://blog.csdn.net/weixin_42135693/article/details/108308765