[GRASSLIST:5975] Re: speeding up v.in.ogr

Radim Blazek blazek at itc.it
Wed Mar 2 11:40:40 EST 2005


Chris Fonnesbeck wrote:
>>>I am on a 1GHz OS X Powerbook with 1GB RAM.
> 
>>Is it one or few big shapes or many small?
> 
> It is the florida coastline, so it should be one large shape, with
> plenty of small islands scattered alongside.

Then the problem is that bounding box of that long boundary intersects 
all the islands and v.in.ogr will try to break those lines which takes 
long time. It was already discussed here. Try to modify v.in.ogr so that 
it writes long boundaries in more shorter parts.

Radim




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