Shulou(Shulou.com)06/01 Report--

1 、

Prepare the library sqlplus > select value from v$dataguard_stats where name='apply lag'

2 、

Library sqlplus > select ceil ((sysdate-next_time) * 24060) "M" from v$archived_log where applied='YES' AND SEQUENCE#= (SELECT MAX (SEQUENCE#) FROM V$ARCHIVED_LOG WHERE applied='YES')

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