[OSM-dev] Feature locator powered by main OSM database?
Sebastian at SSpaeth.de
Tue May 22 07:48:23 BST 2007
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Christopher Schmidt wrote:
> On Mon, May 21, 2007 at 06:32:18PM +0100, Nick Whitelegg wrote:
>> I forget - did anyone ever write a feature locator powered off the main
>> OSM database?
>> e.g. give me all pubs within 1 mile of 50.9, -1.4.
> If you're looking at doing a search for point features based on tag
> values, I think you'll find it difficult to do in a reasonable amount of
> time: due to the storage of the tags as delimited text data (at least,
>> The nearest thing seems to be Nick Burch's "Where am I?" but that's based
>> off planet.osm, not the live database.
> There's a reason for that :)
Plus the location of pubs is (hopefully) not going to change daily, so
deriving that kind of info from the planet should be fine. Then you can
process and put that info into databases which are specialized for that
kind of query...
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