If you're already pulling from a view, you might want to consider three views: interstates highways local roads
(or how ever you layer it) Then create three separate layers for each one of the views. ----- Original Message ---- > From: David Nugent <[email protected]> > To: [email protected] > Sent: Wednesday, June 10, 2009 8:41:48 AM > Subject: [mapserver-users] Rendering order of objects in a layer > > Hello all, > > Is there any way in which the rendering order of objects in a layer can be > determined by mapserver? > > For example, I want to ensure that major roads (highways, arterials) are > rendered after local/minor/unimproved roads when all are rendered as a single > layer; which tends to make joins between them look much nicer if the major > roads > are rendered first. > > This is for vector data coming from postgis, which ultimately results in > executing the query on a view. I hesitate to fiddle with forcing index use > here > as I would think the gist queries on the geometry field would come into play. > > However, the results in the query seem to drop by chance regardless if the > order > of CLASS sections in the mapfile (which is what I would expect). > > Regards, > David > _______________________________________________ > mapserver-users mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/mapserver-users _______________________________________________ mapserver-users mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/mapserver-users
