From: Bruce Momjian <pgman@candle.pha.pa.us>
Message-Id: <200512261907.jBQJ76Q17355@candle.pha.pa.us>
Subject: Re: [HACKERS] Online backup vs Continuous backup
In-Reply-To: <43B03E5A.70406@commandprompt.com>
To: "Joshua D. Drake" <jd@commandprompt.com>
Date: Mon, 26 Dec 2005 14:07:06 -0500 (EST)
CC: PostgreSQL-development <pgsql-hackers@postgresql.org>,
	PostgreSQL-documentation <pgsql-docs@postgresql.org>
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Joshua D. Drake wrote:
> Bruce Momjian wrote:
> > I noticed that we are using the term "Online Backup" in our
> > documentation when we are talking about continuous backup and PITR.
> > 
> > To me, "online backup" is doing a backup while the system is online
> > (online-backup), and that is accomplished by pg_dump.  I know a lot of
> > databases us "Online Backup" but I assume this is for historical reasons
> > because at some time in the past their full backups didn't work while
> > the database was online. Other systems use the term "Continuous
> > Logging", but I think that is too easily confused with the server
> > activity logs.
> > 
> > I suggest the following patch to rename our capability "Continuous
> > Backup".
> 
> I have never heard the term Continuous backup. Although I have heard 
> online backup. The problem is that when I hear the term online backup
> I think Hot backup which is what we do with pg_dump.

Yes, that is my problem too.

> I would just call the other Point in time recovery :)

The problem there is that it is "recovery", and the documentation talks
about the "backup" step.  I am thinking we are going to have to add
something like "Continuous backup, also called Online Backup" or
something like that.

-- 
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