[Zope-dev] Searching/Indexing/ZODB/SQL/BerkleyDB
Casey Duncan
casey_duncan@yahoo.com
Tue, 4 Dec 2001 10:59:33 -0800 (PST)
Chris, hows about adding me to this project, my
s'forge username is cduncan.
Thanks.
-Casey
--- Chris Withers <chrisw@nipltd.com> wrote:
> Matt Hamilton wrote:
> >
> > > if index1 is in SQL and index2 is in ZODB, for
> example, how would you
> > > go about efficiently combining results?
> >
> > Is there not a set datatype in python that could
> be used?
>
> There is, but what would happen if index1 returned
> 25,000 results and index2
> returned 250 and you were going to AND the results.
> Pouring the sets into Python
> data structures all the time doesn't sound too
> efficient...
>
> I favour the idea of having several 'engines', like
> MySQL has table handlers,
> and letting the user pick which one they want to
> use.
>
> I'm gonna try all this out at:
> http://sourceforge.net/projects/pythonindexer/
>
> > Admittedly,
> > most of the stuff in MG is about textual searches
> rather than exact
> > searches
>
> Yeah, but that's the most difficult thing ;-)
>
> > (it can do boolean searches too, but the book is
> mainly about
> > ranking).
>
> Please god tell me they cover phrase matching :-S
>
> [snip headf*ck]
>
> Urm, maybe they'll take it a little slower than
> that? ;-)
>
> cheers,
>
> Chris
>
>
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