[OSM-dev] TIGER import.rb
badhill at gmail.com
Mon Jun 18 21:04:06 BST 2007
Code currently tags the relevant nodes with their corresponding TIGER
On 6/18/07, Dave Hansen <dave at sr71.net> wrote:
> On Mon, 2007-06-18 at 14:14 -0500, Alex Mauer wrote:
> > Dave Hansen wrote:
> > > Also, are there any tags we should be adding to the nodes so that we
> > > reconcile them against TIGER data in the future? I was thinking that
> > > might be nice for diff'ing purposes in the future to be able to keep
> > > track of which nodes in OSM came from which points in the TIGER data.
> > > That way, if we want to import the 2007 data down the line, we can
> > > figure out which nodes we're missing from OSM.
> > I'd be quite leary of trying to import TIGER data more than once. I
> > wouldn't like to see OSM mapper corrections to TIGER-derived data get
> > lost because of that.
> I think the current implementation does need to make sure to tag OSM
> nodes with enough metadata to figure out what TIGER points the
> correspond to. It doesn't do that at all right now, only for ways.
> I think we'll only be able to do a wholesale import of TIGER data once.
> After the first import, we'll probably need to write a TIGER diff
> utility to figure out what got added from 2006->2007 and then only
> upload _that_. But, I think we can do that a year from now. :)
> -- Dave
> dev mailing list
> dev at openstreetmap.org
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