Bart van den Eijnden (OSGIS) wrote: > Hi list, > > I have a strange phenomenon. > > A shape attribute table has some null values in it (column type > Real), for instance: > > OGRFeature(nap_speciaal):856 pnt_pntid (String) = 000A2510 .. > hgt_hgtwd (Real) = (null) .. POINT (122880 487860) > > Using Mapserver WFS I get the following GML output: > > <ms:pnt_pntid>000A2510</ms:pnt_pntid> .. > <ms:hgt_hgtwd>************************</ms:hgt_hgtwd> .. > > Does anybody have an idea what is causing the sequence of asterisks?
Asterix is used to indicate NULL value in Shapefile attribute. I'm completely not sure, but I suppose MS WFS driver does not handle asterix as null but accepts it as a string value and puts into output GML. Cheers -- Mateusz Loskot http://mateusz.loskot.net
