Re: Setup of a complete site failover

From: Knut Talman <knut.talman_at_mytoys.de>
Date: Tue, 16 Apr 2002 14:10:43 +0200
Message-ID: <3CBC14C3.EDCAED82@mytoys.de>

> I know the concept of standby database. The only drawback, if I am right, is
> that replication is made on the standby database only when a redo log file
> is full and closed by the master database, which means that the data is not
> replicated instantly. In the case that the master server is completely out,
> we may lose changes made during several minutes (maybe hours?) before the
> crash. Is that right?

Yes, that's right. Thats why I have a cron job (yes, a CRON job) which issues an "alter system switch logfile" every 10 minutes.

Regards,

Knut

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Received on Tue Apr 16 2002 - 07:10:43 CDT