Re: New module proposal: tracker

[Xavier Bestel <xavier bestel free fr>]

On Tue, 2009-08-18 at 18:40 +0300, Xan Lopez wrote:
> On Tue, Aug 18, 2009 at 6:36 PM, Maciej Piechotka<uzytkownik2 gmail com> wrote:
> >> It can be used directly by applications that feed it data through an
> >> API. Zeitgeist is an example, another could be bookmarks/history
> >> storage in Epiphany.
> >>
> >> Xan
> >
> > Hmm. Is it one-in-all database? Then:
> > - How you keep it out of corruption. Hardware and software errors
> > happens and sometimes one lost files. If it is one file - ok I can live
> > with it. If it is one-in-all file - ops (and please note that average
> > user does not make backup).
> > - Some fs makes operations with small files much more efficient then
> > bigger (reiser* for example). It may have performance impact.
> > - What with concurrent access?
> 
> I have no idea if Tracker uses just one huge file for everything or if
> it can use one file per application/domain/whatever (and in any case
> that's an implementation detail not terribly important for this debate
> IMHO). My only point is that something like tracker-store is already
> useful even if you don't ship a single filesystem miner with it. You
> could even argue that in many cases it's better for the apps to feed
> the data directly to tracker and cut the middleman of writing it into
> the filesystem for miners to find it at a later point.

I've got one signle use-case for Tracker, which I'd like to know if it
works: with Nautilus you can tag files with emblems, but you can't
search them afterwards.
I'd like to search for all files tagged with "oh no!". Is that doable ?

Thanks,
	Xav