[Talk-us] hyrdography imports

Emilie Laffray emilie.laffray at gmail.com
Wed Feb 10 16:38:06 GMT 2010

On 10 February 2010 16:32, Ian Dees <ian.dees at gmail.com> wrote:

> On Wed, Feb 10, 2010 at 9:34 AM, SteveC <steve at asklater.com> wrote:
>> any way the importer can
>> a) go back and fix all the millions of duplicated nodes
>> b) not do it in future?
> This is my fault, Steve. I ran the import but the bulk upload script I used
> had problems with the way I had created the OSM files (they assumed that
> negative IDs were globally unique across all primitives, I assumed that they
> were unique across a primitive type). I tried removing the empty nodes, but
> I obviously missed some (most) of them.
> I don't really have time to go back and fix my mistake (just started a new
> job), but it won't happen in the future (at least from me).
> PS: Perhaps someone could start a thread on osm-dev to brainstorm ideas for
> a "bulk import/change" application/website that does something like what the
> French import people did to find areas that might have already been mapped
> and show an overlay of what the new data would look like. Bulk imports like
> the NHD stuff could happen through that...
I think it is a good idea to start that discussion. In addition, I will
update the page for the French import to reflect the changes that were made
in the SQL queries.
I hope a good discussion will avoid many half baked import that end up being
nasty to fix afterwards.

Emilie Laffray
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