[Zope] ZCatalog and multivalued field

Matthew Wilbert mwilbert at alum.mit.edu
Tue Oct 14 08:45:15 EDT 2003


How do you use a field index with a field that is potentially
multivalued?  I couldn't figure it out.

Matt


On Tue, 14 Oct 2003 09:43:12 +0200, "Andreas Jung"
<andreas at andreas-jung.com> said:
> A FieldIndex is your friend.
> 
> -aj
> 
> --On Montag, 13. Oktober 2003 22:09 Uhr -0500 Matthew Wilbert 
> <mwilbert at alum.mit.edu> wrote:
> 
> > I have an object class in a Product which usually has only one (string)
> > value for particular attribute, but sometimes can have more, which I plan
> > to store as a list of strings.  There is no limit to how many of these
> > there could be, although in my present application there would probably
> > not be more than 10.
> >
> > This isn't a problem except that I would like to be able to search a
> > ZCatalog for objects which have a particular value,whether it is a string
> > or an string element of a list.  The range of possible values
> > is essentially infinite.  I can see how I could use a TextIndex to do
> > this, but I am trying to figure out if there are any other options. I'm
> > building this in 2.7b2 if that makes any difference.
> >
> > Any other ideas?
> >
> > Thanks,
> >
> > Matt Wilbert
> >
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> 
> 
> 



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