[postgis-users] st_offsetcurve

[franco base]

Hi Sandro.
My version is
"POSTGIS="2.0.1 r9979" GEOS="3.3.5-CAPI-1.7.5" PROJ="Rel. 4.7.1, 23
September 2009" GDAL="GDAL 1.9.1, released 2012/05/15" LIBXML="2.7.8"
LIBJSON="UNKNOWN" TOPOLOGY RASTER".

You say that I have to update to POSTGIS=2.0.3?


2013/2/27 Sandro Santilli <strk at keybit.net>

> On Wed, Feb 27, 2013 at 12:46:19PM +0100, franco base wrote:
> > Hi.
> > I'm trying to use this function.
> > With some geometry(linestring) the function
> > disconnect my user from the server.
> > This is an example of geometry that crash the system
> >
> > geom:
> >
>  "0102000020BB0B000009000000FE4D2431B21A3741B4D52B2C13365341FE4D2431B21A3741B4D52B2C13365341EABE01C8B41A3741D99429EF17365341ED6BC98AB41A37417262C4A6193653410E614059B21A3741F7B1BFE41B3653410C83B714B01A37418BDDF2CE1C3653416B17D7C0AE1A37414BCE79781E3653417A2AF3E8AE1A3741C434CDFC21365341DF54CA33C01A37417DDAE74642365341"
> >
> > this is my query:
> > SELECT st_offsetcurve(geom,15)
>
> It works here with
> POSTGIS="2.0.3SVN r10972" GEOS="3.3.4-CAPI-1.7.3"
>
> strk=# select
> ST_OffsetCurve('0102000020BB0B000009000000FE4D2431B21A3741B4D52B2C13365341FE4D2431B21A3741B4D52B2C13365341EABE01C8B41A3741D99429EF17365341ED6BC98AB41A37417262C4A6193653410E614059B21A3741F7B1BFE41B3653410C83B714B01A37418BDDF2CE1C3653416B17D7C0AE1A37414BCE79781E3653417A2AF3E8AE1A3741C434CDFC21365341DF54CA33C01A37417DDAE74642365341',
> 15);
> ERROR:  GEOSOffsetCurve: IllegalArgumentException: RobustDeterminant
> encountered non-finite numbers
>
> --strk;
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