归档

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显示归档日志

SQL> archive log list
数据库日志模式            存档模式
自动存档             启用
存档终点            c:/oracle/archivelog
最早的概要日志序列     1
下一个存档日志序列   3
当前日志序列           3
SQL> select log_mode from v$database;

LOG_MODE
------------
ARCHIVELOG

SQL> col name format a50
SQL> select name,sequence#,first_change# from v$archived_log;

未选定行

SQL> ---显示归档日志的详细信息
SQL> ddesc v$archived_log

SQL> select dest_name,destination,status from v$archive_dest;

DEST_NAME                      DESTINATION                              STATUS
------------------------------ ---------------------------------------- ---------
LOG_ARCHIVE_DEST_1             c:/oracle/archivelog                     DEFERRED
LOG_ARCHIVE_DEST_2                                                      INACTIVE
LOG_ARCHIVE_DEST_3                                                      INACTIVE
LOG_ARCHIVE_DEST_4                                                      INACTIVE
LOG_ARCHIVE_DEST_5                                                      INACTIVE
LOG_ARCHIVE_DEST_6                                                      INACTIVE
LOG_ARCHIVE_DEST_7                                                      INACTIVE
LOG_ARCHIVE_DEST_8                                                      INACTIVE
LOG_ARCHIVE_DEST_9                                                      INACTIVE
LOG_ARCHIVE_DEST_10                                                     INACTIVE

已选择10行。

备份时需要根据scn号来确定用到那些归档日志,怎么样来查询呢,可以用下面的方式v$loghist


archive log list 归档信息汇总

v$archive_log归档历史

v$loghist查询归档历史

v$archive_process查询归档进程

v$archive_dest查询归档位置

v$database查询归档模式

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