[postgis-users] Trying to import natural earth data into

David Blackman david at whizziwig.com
Sat Jan 1 16:42:59 PST 2011


what's v.clean? It seemed for me that just v.ogr.in + v.ogr.out fixed
all my natural earth errors

out of curiosity, why not include admin-1-provinces too? Having
state-level data seems  to be one of the biggest differentiators of
the data set over most other public data sets.

--dave

On Sat, Jan 1, 2011 at 7:39 PM, David Blackman <whizziwig at gmail.com> wrote:
> what's v.clean? It seemed for me that just v.ogr.in + v.ogr.out fixed
> all my natural earth errors
>
> out of curiosity, why not include admin-1-provinces too? Having
> state-level data seems  to be one of the biggest differentiators of
> the data set over most other public data sets.
>
> --dave
>
> On Sat, Jan 1, 2011 at 3:52 PM, Brian Hamlin <maplabs at light42.com> wrote:
>> Happy 2011 all:
>>
>>  We load the natural earth data set into PostGIS on the OSGeo LiveDVD
>> and in fact, are encouraging all LiveDVD projects to use it as the demo set.
>>
>> The scripts only load seven primary tables, not the complete 40+
>> I have confirmed there are st_isvalid() errors in those tables
>> The tables are
>>
>>  10m-admin-0-countries
>>  10m-urban-area
>>  10m_lakes
>>  10m_land
>>  10m_ocean
>>  10m_populated_places_simple
>>  10m_rivers_lake_centerlines
>>
>>  I just looked into doing the round-trip in GRASS with v.clean
>> Its rather tedious/manual.. and, not sure where that data result would go.
>>
>> I estimate about a long day to do a complete GRASS v.clean treatment
>> for at least the primary seven tables we use.. perhaps all 40+, though if
>> there are a lot of errors, that implies more QC involved.
>>
>>  best regards from California
>>   -Brian
>>
>> ==
>> Brian Hamlin
>> planetwork.net
>> OSGeo California Chapter
>> (415) 717-4462 cell
>>
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>>
>



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