[postgis-devel] PostGIS RC1/2 and QGIS

strk at refractions.net strk at refractions.net
Thu Feb 10 00:57:34 PST 2005

On Wed, Feb 09, 2005 at 08:18:42PM -0900, Gary Sherman wrote:
> On Wed, 2005-02-09 at 10:33 +0100, strk at refractions.net wrote:
> >On Tue, Feb 08, 2005 at 06:53:44PM -0900, Gary Sherman wrote:
> >> The latest release candidates of PostGIS do not work with QGIS.
> >> Currently we use a binary cursor, using the asbinary function to fetch
> >> the features. I took a quick look around and didn't find any
> >> documentation on the changes in lwgeom and the appropriate way to read
> >> features. 
> >> 
> >> Can anyone point me to a document or give me a hint?
> >
> >Can you give *us* an hint ? 
> >We're hunting exactly this bug. Reports are multipolygons
> >work while polygons don't. Can you confirm this ?
> >Can you provide sample data exploiting the bug ?
> I am unable to display any data type (point, linestring, polygon, or
> multipolygon) in QGIS.
> I have not had time to step through the source in debug to determine the
> problem. A dump file of one of the polygon layers used for testing is
> available at http://qgis.org/lakes_dump.dmp.bz2 (this was dumped with
> the -d option).
> -gary

Thank you gary. I've tested your data against the wkbtester prog
attached in my previous mail. It reports no difference between HWGEOM
binary cursor and LWGEOM binary cursor !

The program opens a binary cursor for:
asbinary(force_2d(force_collection(geom))), does qgis do the same ?



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