From: | Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | Glenn Wiens <glenn_wiens(at)yahoo(dot)com> |
Cc: | "Jackson, DeJuan" <djackson(at)cpsgroup(dot)com>, pgsql-general(at)postgreSQL(dot)org |
Subject: | Re: [GENERAL] Archive logging |
Date: | 1999-05-21 18:57:06 |
Message-ID: | 199905211857.OAA01566@candle.pha.pa.us |
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Thread: | |
Lists: | pgsql-general |
> Sorry -- I should have clarified my terms. What I am
> referring to is the ability to recover the database to
> any select point in time.
>
> Oracle(tm) calls this a redo log, and, when archiving
> is turned on, there is a continuous string of historic
> transactions that can be applied, if necessary, to a
> previously taken backup, thereby recovering to a
> point-in-time.
They keep their transaction rollback log in a separate area, and back
that up periodically to do the restores. We keep our rollback stuff in
the database, and it says until a vacuum is performed. That makes it
harder for us to pull out the redo log information for seprate periodic
backup.
--
Bruce Momjian | http://www.op.net/~candle
maillist(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
+ Christ can be your backup. | Drexel Hill, Pennsylvania 19026
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