On 6/17/06, Erik Hatcher <[EMAIL PROTECTED]> wrote:
> On Jun 16, 2006, at 3:08 PM, Sergei Serdyuk wrote:
> > Thank you Erik. It is not clear to me what it would look like in
> > Ferret,
> > but it sounds like a good direction to dig in.
>
> In Java, building up such filters is done with code like this:
>
> TermEnum termEnum = reader.terms(new Term(field, ""));
> while (true) {
> Term term = termEnum.term();
> if (term == null || !term.field().equals(field)) break;
>
> termDocs.seek(term);
> OpenBitSet bitSet = new OpenBitSet(reader.numDocs());
> while (termDocs.next()) {
> bitSet.set(termDocs.doc());
> }
>
> // ... cache bitSet for future use ...
>
> if (! termEnum.next()) break;
> }
>
> Ferret has a comparable API underneath that should make this sort of
> thing feasible in pure Ruby somehow.
It is similar in Ferret. Have a look here to see the solution to a
similar problem;
http://www.ruby-forum.com/topic/56232#40931
Hope that helps.
Cheers,
Dave
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