[Xapian-discuss] refined search

[Olly Betts]

On Fri, Jul 31, 2009 at 03:13:24PM -0700, Marc Fromm wrote:
> Once an initial search displays the results is there a way to do a
> search on just those documents included in the initial search?

If the new query is "new_query" and the old one "old_query", you can
just do:

new_query = Xapian::Query(Xapian::Query::OP_FILTER, new_query, old_query);

The data for old_query will be cached, so this is pretty efficient.

Cheers,
    Olly