[rucksack-devel] string-index range searching?
Arthur Lemmens
alemmens at xs4all.nl
Fri Jan 12 21:38:53 UTC 2007
Cyrus Harmon wrote:
> is it possible to do range searching on a string-index? full
> substring searching might be a bit much to ask, but it should be
> fairly trivial to support "starts with" queries over the existing
> indices.
I suppose you could implement "starts with" queries with some creative
use of the :MIN, :MAX, :INCLUDE-MIN and :INCLUDE-MAX arguments for
RUCKSACK-MAP-SLOT.
Efficient substring searching is a different matter. I suppose you
could define your own substring-searchable-string-index data structures
for that, but I haven't thought about it very much.
Arthur
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