oracle 開啓和關閉archlog

.管理員身份連接數據庫
SQL> archive log list;
Database log mode              No Archive Mode
Automatic archival             Disabled
Archive destination            USE_DB_RECOVERY_FILE_DEST
Oldest online log sequence     228
Current log sequence           230

3.關閉數據庫

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

啓動數據庫到mount狀態

SQL> startup mount;
ORACLE instance started.

Total System Global Area 3423965184 bytes
Fixed Size                  2180544 bytes
Variable Size            2013268544 bytes
Database Buffers         1392508928 bytes
Redo Buffers               16007168 bytes
Database mounted.

5.啓動歸檔模式
SQL> alter database archivelog;

Database altered.

SQL> archive log list;
Database log mode              Archive Mode
Automatic archival             Enabled
Archive destination            USE_DB_RECOVERY_FILE_DEST
Oldest online log sequence     228
Next log sequence to archive   230
Current log sequence  

6.啓動數據庫

SQL> alter database open;
Database altered

.關閉歸檔模式

SQL> shutdown immediate;
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> startup mount;
ORACLE instance started.

Total System Global Area 3423965184 bytes
Fixed Size                  2180544 bytes
Variable Size            2013268544 bytes
Database Buffers         1392508928 bytes
Redo Buffers               16007168 bytes
Database mounted.
SQL> alter database noarchivelog;

Database altered.

SQL> archive log list;
Database log mode              No Archive Mode
Automatic archival             Disabled
Archive destination            USE_DB_RECOVERY_FILE_DEST
Oldest online log sequence     228
Current log sequence           230
SQL>