[gdal-dev] Export to Geopackage
Randal Hale
rjhale at northrivergeographic.com
Thu Mar 14 12:36:12 PDT 2019
Much thanks to you and Dan again - this ogr statement keeps growing in
complexity and I completely forgot about the nlt option.
Thanks!
Randy
On 3/14/19 11:16 AM, Even Rouault wrote:
> On jeudi 14 mars 2019 11:11:42 CET Randal Hale wrote:
>> If I export a postgis table to geopackage:
>>
>> ogr2ogr -f GPKG export.gpkg PG:"host=gis1 user=rjhale dbname=dbname
>> password=pass" -nln "addresspoints" -sql "select id, geom, addresses"
>>
>> I check the geopackage:
>>
>> rjhale at gis7:~/temp$ ogrinfo -so -al TCStransport.gpkg
>>
>> INFO: Open of `TCStransport.gpkg'
>>
>> using driver `GPKG' successful.
>>
>> Layer name: addresspoints
>>
>> *Geometry: Unknown (any)*
>>
>> Feature Count: 23735
>>
>> Any idea on what I'm doing wrong - the unknown geometry seems to be
>> causing an issue in another process. If I export without the SQL
>> statement everything is fine.
> Randy,
>
> You aren't doing something wrong. This is just that the PostGIS driver cannot
> retrieve the layer geometry type if using a SQL statement (could perhaps be
> improved in simple situations where selecting from a single table without join
> or transformation on the geometry). You can force the output layer geometry
> type by adding -nlt POINT|LINESTRING|POLYGON|etc.
>
> See doc of -nlt in https://gdal.org/ogr2ogr.html
>
> Even
>
>
--
--
Randal Hale
rjhale at northrivergeographic.com
https://www.northrivergeographic.com
(423)653-3611
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