For my data I also had to use a tolerance, the 0 tolerance gives errors. Cheers, Rémi-C
2015-01-23 13:04 GMT+01:00 toni hernández <t...@sigte.udg.edu>: > yeah! that's it. > thanks. > > > On 23/01/2015 11:34, Sandro Santilli wrote: > >> On Fri, Jan 23, 2015 at 10:46:43AM +0100, toni hernández wrote: >> >>> Sandro, >>> >>> At this point I am not sure. :-( >>> >>> I tried again using srid=4326 and a tolerance of 0.0001 which for my >>> latitud (Girona, Spain) is about 1 meter. >>> This time everything worked just fine. >>> >> Great! >> So, to recap, tolerance=0 errored out while tolerance=0.0001 worked fine ? >> >> Note that when a tolerance=0 is given, the code would actually compute >> the tolerance for each line geometry added looking at the smallest >> representable shift from the biggest ordinate value in input. >> >> There are known robustness issues in the topology builder which you can >> find on the tracker. You might have encountered one of these. The idea >> to load in chunks serves the purpose to be able to fix such issues locally >> when they happen, understanding your data better and tweaking tolerances >> on a feature basis (if needed). >> >> --strk; >> >> () Free GIS & Flash consultant/developer >> /\ http://strk.keybit.net/services.html >> _______________________________________________ >> postgis-users mailing list >> postgis-users@lists.osgeo.org >> http://lists.osgeo.org/cgi-bin/mailman/listinfo/postgis-users >> >> > _______________________________________________ > postgis-users mailing list > postgis-users@lists.osgeo.org > http://lists.osgeo.org/cgi-bin/mailman/listinfo/postgis-users >
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