hellow,
i read about your reply in "The Old Who is using PostGIS survey again?"
Mau nanya nih.. can you give me one example in bufferring query using postgis ?
contoh querynya bgmn ya ?
If you know the tutorial in spatial query for postgis will you let me know ?
::Sorry for the mix language::
Thanks> From: [email protected]> To:
[email protected]> Subject: Re: [postgis-users] The Old Who
is using PostGIS survey again?> Date: Mon, 5 Jan 2009 21:05:10 +0700> > > > 1)
How you use PostGIS?> > I use PostGIS to store time series land use data
captured with remote > sensing for the whole watershed in the country and
relate them to hydrologic > characteristics of the watersheds such as water
quality, flooding and base > flow. We have around 400 watersheds to monitor.
Using UMN Mapserver and > PostGIS, public can easily observ forest cover change
from time to time on > watershed base and also be able to check the impact of
watershed > rehabilitation program on hydrologic parameter from time to time.>
> > 2) What you find useful about it over anything else?> > I found much
simpler spatial query campared to desktop GIS, especially> buffering operation.
Using PostGIS I just need to run one SQL, but using > desktop GIS i need to go
over many intermediate maps.> > > 3) Why you think there should be any book
written focused on its use and> > of> > course if such a thing were to exist,
would you buy it?> > For beginner or intermediate users any documents or books
would be helpful,> especially spatial SQL. It would be also very usefull for
GIS students as > a text book in spatial> database.> > > Surya> Watershed
Management Consultant> Indonesia> > > Of course I'll also need some official
download stats etc. which hopefully> > the Refractions group can help out with.
I think Mark Cave-Ayland had> > posted some stats a while back, but can't find
them.> >> > Thanks,> > Regina> >> >> >
_______________________________________________> > postgis-users mailing list>
> [email protected]> >
http://postgis.refractions.net/mailman/listinfo/postgis-users> >> >
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