On 23 Feb 2007, at 15:52, Joseph wrote:

> What is the preferred format for archived email?
> Archived being just a stored copy for potential legal reasons.
>
> One can use flat files or maildir etc...
>
> But since this email does not belong to anyone, I was thinking, how
> would be the best way to go about getting to this stuff in case it was
> needed.
>
> With flat files, your friend would be grep. With maildir you would  
> need
> a mail client, which might be ok, unless we are talking hundreds of
> thousands of messages.

Actually I would have thought that grep is best on Maildir - you can  
select out particular messages, whereas with mbox you get all  
messages in that mbox if you get a match, so you have to grovel  
within that mbox to further refine your search.

Looking at a mbox with many messages in it, might have legal  
ramifications if you are searching personal data - you would need to  
check this with appropriate local legal opinion.

mbox will be more space efficient - even more so if you compress them  
(I keep an archive of my incoming mail in compressed mboxes - one per  
day).  Maildir will eat inodes if your filesystem has those.  Beware  
of directory size limits.

Or dump them into a big SQL database of some form - this is basically  
write-only data so that seems very appropriate :-)

        Nigel.

--
[ Nigel Metheringham           [EMAIL PROTECTED] ]
[ - Comments in this message are my own and not ITO opinion/policy - ]



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