[GRASS-user] Data Source: Interbase/Firebird

Rich Shepard rshepard at appl-ecosys.com
Mon Nov 23 19:11:26 EST 2009


   The USGS National Hydrologic Database is a great resource for those of us
who need these data. The state files are huge (by comparison to most with
which I've worked): Oregon is 425M and Nevada is 330M. Unfortunately
(perhaps fortunately) they're not in ESRI or MS format, but Borland's
Interbase/Firebird format.

   I know that GDAL works on raster data and ogr on vector data from ESRI
.shp and MapInfo. I assume the NHD files are vector. Will v.in.ogr work on
them and is there a linux-based tool to convert the attribute data?

Rich



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