Andreas, I though that you can edit the request of your virtual layer. In the drop down list you c an choose the one to change.
Am I wrong? Y. On Wednesday, March 02, 2016 16:27:07 Neumann, Andreas wrote: > Hi, > > I am experimenting with the virtual layers. They are quite cool! > > I have some suggesions/questions: > > * It would be nice to have a preview of my query results. Currently it > is either it works - or not. If it works, but the results are wrong you > have to start from scratch. I would suggest that when you press on the > test button you would not only display "No error" or the error message, > but maybe the first 10 rows of the result. > * Updating the virtual layer: it would be really nice if I could > edit/improve on my virtual layers without having to start completely > from scratch. --> Oh - now I found out that if you select an existing > virtual layer and then use "Layer" --> "Add Layer" --> "Add Virtual > Layer", that you can refresh an existing virtual layer. This is really > not obvious. I think this is more a usability issue. > * it is not very obvious how you can reuse an already existing > geometry column. I discovered it by accident, that you can use > layer.geometry (regardless of the original name of the geometry column), > but I think that it is not obvious. A better hint in the the tooltip > would probably help. > * Unique identifier column: If you join several tables, you often have > the issue that you need to create an artificial primary key. Could we > offer a preconfigured builtin pkey - something like a rowid for such > cases? > * What is the exact purpose of the "Embedded Layers" where you can > add/import/remove layers? I noticed that existing layers of the project > work anyway without adding/importing them first. Is the idea that you > can work on layers that aren't in the project? > > Should I open feature request tickets for these or are there already > plans to address one or the other of the above issues? > > Thanks anyway for this interesting new feature! > > Andreas _______________________________________________ Qgis-developer mailing list Qgis-developer@lists.osgeo.org List info: http://lists.osgeo.org/mailman/listinfo/qgis-developer Unsubscribe: http://lists.osgeo.org/mailman/listinfo/qgis-developer