方法一

SQL> archive log list;

  方法二

SQL> select name,log_mode from V$database;

打开Oracle归档日志

oracle$ sqlplus / as sysdba
SQL> shutdown immediate;
SQL> startup mount;   
SQL> alter database archivelog;   
SQL> alter database open;     
SQL> exit 

关闭Oracle归档日志

oracle$ sqlplus / as sysdba
SQL> shutdown immediate;
SQL> startup mount;   
SQL> alter database noarchivelog;   
SQL> alter database open;     
SQL> exit 

 

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