[OSM-dev] A proposal for linking multiple ways into a virtual polygon
SteveC
steve at asklater.com
Wed May 16 13:13:12 BST 2007
On 16 May 2007, at 12:28, Martijn van Oosterhout wrote:
> On 5/15/07, Jon Burgess <jburgess777 at googlemail.com> wrote:
>> Yes, this can be speeded up easily by generating indexes for
>> traversing
>> node->segment->way but I fear this would add significantly to the
>> memory
>> usage (probably doubling it). The osm2pgsql code has already been
>> criticised for excessive memory usage.
>
> If you have a spatial index on ways you can simply do a bbox search on
> the endpoints. That will not require any extra indexes...
You haven't looked at the existing data model, it's a bit more work
than that.
have fun,
SteveC | steve at asklater.com | http://www.asklater.com/steve/
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