Re: [OSM-dev] Nominatim (npi / osm)?

2011-12-19 Thread Erik Johansson
On Sun, Dec 18, 2011 at 10:23, Toby Murray toby.mur...@gmail.com wrote:
 I am not very familiar with the internal workings of Nominatim but I
 do know that it takes some very serious hardware to build a database
 from the ground up using an OSM planet file. I believe this is why the
 pre-indexed feature came to be. It allows you to maintain a nominatim
 database without overly expensive equipment. As far as I know,
 MapQuest Open is currently the only source of pre-indexed data. Have
 you read their pages about it?

 http://developer.mapquest.com/web/products/open/nominatim/indexed

 From that page, there is a link to the developer guide which has
 additional details. Although looking through there it seems like their
 service may be broken. The last full dump is from March and the last
 diff is from October...


Since the MQ server  http://nominatim.openstreetmap.org/ hasn't been
updated since august, that comes as no surprise,

http://trac.openstreetmap.org/ticket/4035

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Re: [OSM-dev] Nominatim (npi / osm)?

2011-12-18 Thread Toby Murray
I am not very familiar with the internal workings of Nominatim but I
do know that it takes some very serious hardware to build a database
from the ground up using an OSM planet file. I believe this is why the
pre-indexed feature came to be. It allows you to maintain a nominatim
database without overly expensive equipment. As far as I know,
MapQuest Open is currently the only source of pre-indexed data. Have
you read their pages about it?

http://developer.mapquest.com/web/products/open/nominatim/indexed

From that page, there is a link to the developer guide which has
additional details. Although looking through there it seems like their
service may be broken. The last full dump is from March and the last
diff is from October...

Toby


On Fri, Dec 16, 2011 at 3:31 PM, Nonmaskable Interrupt
nmi8...@gmail.com wrote:
 Hello!

 I am doing some development and experimentation with nominatim and am
 confused by what is the best  path forward with creating/searching nominatim
 databases

 One seems to be NPI
 (http://wiki.openstreetmap.org/wiki/Nominatim/Structured) and the other is
 via osm2pgsql/gazetteer (http://wiki.openstreetmap.org/wiki/Nominatim)

 In some ways the two different software distributions referenced in those
 discussions do not seem to conflict, but in others they do -- e.g.
 conflicting documentation, database/table names, shared objects etc.  I've
 looked for an active discussion to explain the situation, but can't seem to
 find anything.

 Thanks.

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