[GRASS-user] Vector import combo: db.in.ogr/v.in.db data type casting problem

Markus Neteler neteler at osgeo.org
Wed Aug 29 03:56:55 PDT 2012


On Mon, Aug 20, 2012 at 3:56 PM, "Peter Löwe" <peter.loewe at gmx.de> wrote:
> hi,
>
> here is an issue (probably float/integer typcasting related) issue when importing a large CSV dataset of vector points into GRASS6.4.2.
>
> The data set contains hundreds of columns,

Note that the default DBF driver does not support an "unlimited"
amount of columns
(the specs suggest 128 columns max).

> so v.in.ascii is not an option (the columns option-string would be ungodly long).
>
> Instead, the data is transformed into a DBF

Please use SQLite instead, also as DB backend for such operations
(ideally, due to recent fixes, the current 6.4.svn).

Best,
Markus


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