[postgis-users] ST_Intersection error side location conflict

Sandro Santilli strk at keybit.net
Thu Nov 29 09:10:43 PST 2012

On Thu, Nov 29, 2012 at 05:56:42PM +0100, Paolo Crosato wrote:
> Hi,
> I tried all the suggestions.
> 1) All geometries are closed, select count(*) from adminbndy4 where
> ST_IsClosed(geom)='f' gives 0
> 2) Yes I will add the intersect clause to the composite query on the
> table, however for now I'm just trying to figure out why the example
> I posted gives an error.
> 3) 4) All the geometries in the table are valid, select count(*)
> from adminbndy4 where ST_IsValid(geom)='f' returns 0. Anyway I tried
> the buffer trick on the example I posted, but the error is still
> there.
> Any other suggestion?
> I thought about rounding to the 4th decimal with ST_SnapToGrid to
> simplify things a bit, but It would be the very last option.

Tried upgrading GEOS to 3.3.6 ?


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