[postgis-users] Signal 11: Segmentation fault

[Rebecca Clarke]

There is no index on the table.

postgis_full_version
-------------------------------------------------------------------------------------------------------
 POSTGIS="1.5.5" GEOS="3.2.0-CAPI-1.6.0" PROJ="Rel. 4.7.1, 23 September
2009" LIBXML="2.7.8" USE_STATS

version
-------------------------------------------------------------------------------------------------------
 PostgreSQL 9.1.4 on x86_64-unknown-linux-gnu, compiled by gcc-4.4.real
(Debian 4.4.5-8) 4.4.5, 64-bit


Until this Monday, I was using Postgresql 8.4 and postgis  1.5.1


On Wed, Jul 25, 2012 at 2:54 PM, Sandro Santilli <strk at keybit.net> wrote:

> On Wed, Jul 25, 2012 at 02:27:14PM +0100, Rebecca Clarke wrote:
> > Your code below works for me also. It's obviously just my data.
> >
> > the field is data type bytea:
> >
> > \x010300000000000000
>
> Looks like HEXWKB to me, for "POLYGON EMPTY".
> What makes you think it is "bytea" ?
>
> > I ran:
> >
> > select st_astext(the_geom) from tbl where id = 6052
> >
> > and it returns:  "POLYGON EMPTY"
> >
> > When I run the st_isvalid on it:
> >
> > select st_isvalid(the_geom) from tbl where id = 6052
> > or
> > select st_isvalid(the_geom::geometry) from tbl where id = 6052
> >
> > It throws the segmentation error.
> >
> > I just upgrade to postgis 1.5.5 and this made no difference.
>
> Can you show the output of "SELECT postgis_full_version()"
> _and_ the output of "SELECT version()" ?
> Is there an index on "tbl" ?
>
> --strk;
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