Hey, 40.000 is sure big. You could try the Cluster strategy [1], or have you points in WMS when zoomed out then changed to WFS when zoomed in. The latter is what I'm doing in the demo I sent you. Load it, then zoom out. You'll see that the roads switch from WFS to WMS. You could also do that.
Best regards, Alexandre [1] http://openlayers.org/dev/examples/strategy-cluster.html JuKiM wrote: > Ok.. > > And about the other question.. If in the datasource there are about > 40.000 positions... Is a good way to try loading them with WFS? Or > using WMS is recommended? > > Thanks! > > > 2009/11/25 Alexandre Dube <[email protected] <mailto:[email protected]>> > > Hi, > > Just before your commit, you need to copy the your field values > to the feature's attributes. They will then be part of the > 'insert' request sent to your server. See an example (demo) of > what I'm talking about [1]. It uses TinyOWS, but it should be > similar to what you're seeking to do. > > Hope this helps, > > Alexandre > > > [1] http://dev4.mapgears.com/bdga/bdgaWFS-T.html > > > JuKiM wrote: > > Hi, > > I'm searching documentation about WFS-T, because with I can > understand, it let to create new entries in the datastore > through the GeoServer.... > > I create the map, and a wms layers which is displayed, and > then I create the wfs layer.. > > wfs = new > > OpenLayers.Layer.WFS("Test_Layer","http://localhost:8080/geoserver/wfs";, > {typename: 'Test:dots'}, > { > typename: "dots", > featureNS: "http://www.uriURL.org/test";, > extractAttributes: false, > commitReport: function(str) { > alert(str); > OpenLayers.Console.log(str); > } > } > ); > > var draw = new OpenLayers.Control.DrawFeature( > wfs, OpenLayers.Handler.Point, > { > handlerOptions: {freehand: false, multi: true}, > displayClass: "olControlDrawFeaturePoint" > } > ); > var save = new OpenLayers.Control.Button({ > trigger: OpenLayers.Function.bind(wfs.commit, wfs), > displayClass: "olControlSaveFeatures" > }); > panel.addControls([ > new OpenLayers.Control.Navigation(), > save, draw > ]); > map.addControl(panel); > > When I save the new points, they are insterted in the DB, but > with empty values.. Only the auto incremental id is created.. > In my table there are four fields, 'id', 'location', > 'description', 'type'. How can I configure the WFS calls to > create the new entries with all the information? (The > information about description and type is the same, and is > stored in a textfield, and the location should be the > different points of the map.. > > And on the other hand, if the datasource contains about 40.000 > positions, is better to work with WMS and process the > information in server side? > > Thanks! > > ------------------------------------------------------------------------ > > _______________________________________________ > Users mailing list > [email protected] <mailto:[email protected]> > http://openlayers.org/mailman/listinfo/users > > > > > -- > Alexandre Dubé > Mapgears > www.mapgears.com <http://www.mapgears.com> > > -- Alexandre Dubé Mapgears www.mapgears.com _______________________________________________ Users mailing list [email protected] http://openlayers.org/mailman/listinfo/users
