On Sat, Mar 26, 2011 at 8:06 AM, Grant Ingersoll <[email protected]> wrote: > Not really related to this issue, so moving to dev@... > > On Mar 26, 2011, at 7:52 AM, Robert Muir (JIRA) wrote: > >> >> [ >> https://issues.apache.org/jira/browse/SOLR-2155?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13011616#comment-13011616 >> ] >> >> Robert Muir commented on SOLR-2155: >> ----------------------------------- >> >> well what would the deprecation have suggested as an alternative? > > It's a good question. The tier stuff, IMO and confirmed by others is broken > for most of the world. I sunk a good week into fixing it and was so > entangled in the spaghetti that I gave up. What we laid out on another issue > (I forget the number, but I think C Male owns it and says he has a rewrite) > is to move to modules, keep what we can (geohash and some of the utils) and > gut the rest. That combined w/ moving function queries to modules would make > all of spatial a good solution for the large majority of users. The only > thing that would remain to be back to our current state (at least in terms of > features) would be to implement a tier approach. I've proposed the Military > Grid System (there is an open JIRA issue for it) as something that looks to > be as a good candidate. It's well documented on the web and uses a metric > for all distances and has the benefit that all of NATO uses it, albeit for > different purposes. It also addresses the poles and the meridians as first > class citizens. It just needs an implementer. Having said that, I'm not > 100% certain. I also don't know that the tier stuff is absolutely necessary. > The combination of what we have in function queries plus trie fields makes > for a very fast spatial lookup at this point. > > I'm totally open to other suggestions, however. > > Longer term, I've got a lot of ideas for spatial, but that's a different > thread. >
I guess the reason I asked my question is more high-level: on one hand there are suggestions that lucene's spatial package should have been deprecated in 3.1, but on the other hand the very first feature on solr 3.1's new feature list is 'improved geospatial support'. --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
