[Zope-CMF] Building a query using NOT

[Tres Seaver]

On Fri, 18 May 2001, marc lindahl wrote:

> 
> 
> > From: Tres Seaver <tseaver@novacoxmail.com>
> > 
> > Can't be done in DTML;  the catalog's indexes don't provide for
> > such queries.  You *could* implement it in Python, by doing the
> > equivalent of a "table scan" query in SQL (i.e., won't scale well
> > at all).
> 
> 
> Is this something that 2.4's drop in indexes will be able to accomplish?

Drop-in indexes would make it possible to add a custom index
which could do this;  2.4 won't have any indexes available
out-of-the-box which can.

Tres.
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===============================================================
Tres Seaver                                tseaver@digicool.com
Digital Creations     "Zope Dealers"       http://www.zope.org