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修改oracle为归档模式

2016-11-09 00:00 344 查看

1、查看是否为归档模式

SQL> archive log list; Database log mode No Archive Mode Automatic archival Disabled Archive destination USE_DB_RECOVERY_FILE_DEST Oldest online log sequence     16
Current log sequence           18

2、关闭数据库

SQLl>shutdown immediate; Database closed. Database dismounted. ORACLE instance shut down.

3、启动数据库到mount模式

SQL> startup mount; ORACLE instance started. Total System Global Area 3290345472 bytes Fixed Size 2217832 bytes Variable Size 1795164312 bytes Database Buffers     1476395008 bytes Redo Buffers 16568320 bytes Database mounted.

4、修改数据库为归档模式

SQL>  alter database archivelog; Database altered.

5、打开数据库库

SQL> alter database open; Database altered.

6、查看是否为归档模式

SQL> archive log list; Database log mode Archive Mode 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

7、查看归档日志的路径和目录

SQL> show parameter db_recovery_file_dest; NAME TYPE VALUE ------------------------------------ ----------- ------------------------------
db_recovery_file_dest             string     /usr/oracle/app/flash_recovery_area db_recovery_file_dest_size big integer 3882M

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