[GRASS-user] exponentiation with v.db.update
mlennert at club.worldonline.be
Wed Jun 10 12:42:52 EDT 2009
On 09/06/09 18:38, A. Marcia BARBOSA wrote:
> Yeah I'm doing it on a dbf attribute table. It doesn't work with the
> quotes, nor with power(10,x) - error message always.
> Does anyone know how to do an exponentiation update on a dbf table? Or
> do I really have to do the update outside GRASS and then re-connect
> the table?
SQL for dbf is very limited [1,2], so you would have to either do it
outside GRASS, or switch to a more sophisticated SQL backend.
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