[GRASS-user] partial vector copy to smaller territory

[Frank David]

Hi Stefan,

Thank you. I did not know. That's great.

Cheers,
Frank

Le 31/10/2018 à 13:53, Stefan Blumentrath a écrit :
>
> Hei Frank,
>
> Did you try the “spatial” option in v.in.ogr (or the r-flag) (if your 
> data is in a shape-file to start with):
>
> https://grass.osgeo.org/grass74/manuals/v.in.ogr.html?
>
> And is v.clip slower than v.overlay (that could be used as well)?
>
> Cheers
>
> Stefan
>
> *From:*grass-user <grass-user-bounces at lists.osgeo.org> *On Behalf Of 
> *Frank David
> *Sent:* onsdag 31. oktober 2018 13:14
> *To:* Veronica Andreo <veroandreo at gmail.com>
> *Cc:* grass-user <grass-user at lists.osgeo.org>
> *Subject:* Re: [GRASS-user] partial vector copy to smaller territory
>
> Hello Vero,
>
> Thanks for your reply. It took almost one hour to extract my area (I 
> guess because of topology). I do the same with Qgis from a shape in 
> less than 10 minutes (but with several operations)... it's may be a 
> bad idea to have a so heavy vector map in Grass...
>
> Cheers,
>
> Frank
>
> Le 31/10/2018 à 11:26, Veronica Andreo a écrit :
>
>     Check v.extract or v.clip
>
>     Cheers,
>
>     Vero
>
>     El mié., 31 oct. 2018 7:20, Frank David <frank.david at geophom.fr
>     <mailto:frank.david at geophom.fr>> escribió:
>
>         Hello,
>
>         What is the best and fast way to make a copy of a part of
>         vector map
>         (national) to get a smaller territory ? (partial copy).
>         Thank you for your advice !
>
>         Frank
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>
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