"James Harper" <[EMAIL PROTECTED]> wrote:

> > > Actually, the really correct way is to have a backup 'agent' (MSSQL
> > > specific fd) that sets up a named pipe and then tells the sql server
> to
> > > back up to that named pipe. The agent reads the data from the pipe
> and
> > > sends it (one way or another) to the backup media.
> > 
> > I suppose.  It would end-run the problem of having enough disk space
> to
> > store the text file temporarily.
> 
> It also allows a one-step restore.
> 
> > How do you backup your transaction logs?
> 
> Not sure where you're coming from here so my answer may not match the
> intent of your question.

I guess my point was simply that backing up transaction logs is an
important part of MSSQL, and generally involves dumping them to ASCII (?)
files as well, then doing a second step to get them off to archival
media.

And I guess my point to that was if you want to make a plugin to backup
MSSQL, it's got to get the transaction logs as well.

> Under MSSQL, I set up a 'maintenance plan' to back up the transaction
> logs to disk each night, and purge them after 7 days. These backups are
> then backed up to tape as part of the nightly tape backup. I see this as
> an imperfect solution though, but can't exactly put my finger on why.

Pretty typical.  I've done the same thing for clients.

> I always do full backups where possible, but in the case of an
> incremental backup, you would do the full database backup at the start
> of the backup cycle (eg Monday), and then only the transaction logs for
> the remainder of the backup cycle. My mistrust of tapes (bordering on
> superstitious :) leads me to believe that a full nightly backup is the
> only way to go, otherwise you are pinning the ability to do a useful
> restore on more than one tape.

Agreed.  I have a few clients where the amount of data they have to back
up is small enough that (IMHO) it's practical to do a full backup every
time.  In such a case, I figure it's smarter than dealing with incrementals,
where things can sometimes go wrong.

-- 
Bill Moran
Potential Technologies
http://www.potentialtech.com


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