Proko2 is Good News Towards Kolab2

[Ivaylo Toshev]

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> On Friday 09 April 2004 15:59, Jon Bendtsen wrote:
> > Den 9. apr 2004, kl. 14:14, skrev Marc Groot Koerkamp:
> > > Jon Bendtsen said:
> > >>> For more info about the backend storage of cyrus which IMHO is
> > >>> better then
> > >>> using a db backend you can take a look at:
> > >>> http://www-uxsup.csx.cam.ac.uk/~fanf2/hermes/doc/talks/2004-02-ukuu
> > >>>g/ paper.html#3.1.%20The%20Cyrus%20message%20store
> > >>
> > >> What about clustering and distribution of data to more than one
> > >> server?
> > >
> > > Cyrus IMAP Aggregator. (akna cyrus murder)
> > > http://asg.web.cmu.edu/cyrus/ag.html
> >
> > allright, i can not figure out any more advantages with a database
> > backend, just drawbacks.
> 
> Cool :-)
> 
> Actually there was one thing that several people said was an SQL advantage 
> that I don't think we answered yet. So here goes:
> 
> A DB is indeed good at one single thing: Executing queries (or searches). 
> Now, if this was needed on the server, then there might be a reason to 
> store stuff in a DB. The reason this isn't the case is that all searches 
> are done by the client. So you never ever use the potential of a DB on 
> the server, since that really just need to feed the client all the parts. 
> Someone claimed indexing is faster in a DB - again true. But cyrus only 
> needs a single index - the IMAP UID - and this is the name of the file 
> that stores the mail. There is no DB that can come close to the speed of 
> "ls" when it comes to indexing :-)
> 
> Bo.
True. but againt: I mean totally different approach of storage - not in
client but on server. I know that this is totally different technical
conception compared with current kolab, but if this is some kind new
project, i thought that considering this option will not be just waste
of time.

> 
> - -- 
> 
>      Bo Thorsen                 |   Praestevejen 4
>      Senior Software Engineer   |   5290 Marslev
>      Klarälvdalens Datakonsult  |   Denmark
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