[postgis-users] Using a buffer with a LineString covering the whole world

Pavel Iacovlev iacovlev.pavel at gmail.com
Wed Feb 11 08:52:39 PST 2009

As an option you can use google mercator projection for the whole world. But
read carefully docs about it to understand the precision loss.

http://genuchten.blogspot.com/2008/04/srid-stuff-in-postgis.html would be a
good start.

On Wed, Feb 11, 2009 at 6:26 PM, Matthes Rieke
<matthes.rieke.01 at gmail.com>wrote:

> Hi all,
> I am currently running into this problem: I have a LineString in lat/long
> coordinates (SRID 4326 - going from USA to france). I now want to create a
> buffer in meters from this. So the normal way to transfrom the coordinates
> to a planar CRS, buffering, then transforming back to 4326 does not work
> (the Line is covering many UTM zones). What would be a reasonable solution
> for this problem?
> Thanks and regards,
> Matthes
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http://iap.md, The future is open
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