In trying to troubleshoot why the same data as a geoserver wms and
postgis vector were shifted relative to one another, I picked up that
they are projecting differently (26331 to 3875):
input point example:
SRID=26331;POINT(542053.551 787930.307)
in postgis (2.0):
Dear Gavin,
the problem is probably the difference of the datum shift parameters between
PostGIS and GeoServer transformations.
if this is the case, then look at this:
http://docs.geoserver.org/stable/en/user/advanced/crshandling/customcrs.html
you can override the built-in epsg parameters in
