[GRASS-user] Estimating import time for large data file

Rich Shepard rshepard at appl-ecosys.com
Sun May 31 16:04:55 PDT 2020


On Sun, 31 May 2020, Helmut Kudrnovsky wrote:

> it seems the projection of your data (+proj=merc) doesn't correpond to the
> Enterprise Office's projections you mentioned (+proj=lcc, +proj=lcc,
> +proj=longlat)

Helmut,

That's true. So I created a new location for this huge shapefile. The issue
has nothing to do with the projection but the time to import it. And Moritz
and Markus N. both suggested using ogr2ogr with a simplify value. My
question is how to select that value for a first try.

Thanks very much,

Rich


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