Hi Radim, I have no idea why it is slower, but we should really improve the QGIS server WFS-T situation I think. Adding scenario to the QGIS performance tests would be a good solution to track this and then seek for the bottlenecks:
http://test.qgis.org/perf_test/graffiti/ Cheers Régis Le lun. 8 oct. 2018 à 15:27, Radim Blazek <[email protected]> a écrit : > Hi, thanks for information. > > I tried QGIS <-> WFS-T <-> QGIS Server <-> PostGIS and initial read is > 4-5 times slower than QGIS <-> PostGIS (QGIS 2.14). Any idea why it is > so slow and if it can be improved? > > Radim > > On Fri, Oct 5, 2018 at 10:54 PM Olivier Dalang <[email protected]> > wrote: > > > > Hi Radim, > > > > I didn't get this sorted in the end (ended just having the layer as read > only in QGIS from postgis and users would do any modification from django > admin). > > > > About a Django provider for QGIS : it is now possible to create python > providers [1]. So creating a REST provider to consume a django rest > framework endpoint may not be that hard anymore ? That would certainly be a > great addition to QGIS !! > > > > And about a WFS-T app for Django : I don't know of any other effort than > django-wfs, but I just saw there's an open PR with some a lot of changed > including python 3 support, so maybe django-wfs is not as dead as it looks > ? Still WFS-T would have to be added, and again not sure how hard this > would be... > > > > Let us know how it goes ! > > > > Cheers, > > > > Olivier > > > > [1] https://github.com/qgis/QGIS/pull/7012 > > > > > > > > On Sat, Oct 6, 2018 at 4:24 AM Radim Blazek <[email protected]> > wrote: > >> > >> Hi, > >> we need the same, to be precise, we need two things, to allow editing > >> of data stored in Django/PostGIS in QGIS over the network and let QGIS > >> Server (WMS) to read data from Django, both using Django filters etc. > >> If we manage to get data to QGIS from Django (and back), we can use > >> QGIS Server and WFS-T for editing. So I am looking for something like > >> Django provider for QGIS or WFS-T application for Django. Are you > >> aware of something like that? > >> > >> Olivier, what have you used in the end? [1] is not maintained and it > >> does not support WFS-T. > >> > >> Alessandro, in [2] I am missing data reading from Django models. It > >> seems like the server is launched from python, but data flow goes > >> through standard QGIS providers? > >> > >> Marco, if I got it looking briefly into GeoNode code, they just run > >> QGIS server, but they don't read data directly from Django models, > >> right? > >> > >> [1] https://github.com/vascop/django-wfs > >> [2] http://www.itopen.it/qgis-server-binding-news/lang-pref/en/ > >> > >> Radim > >> > >> On Fri, Mar 24, 2017 at 1:56 PM Marco Bernasocchi <[email protected]> > wrote: > >> > > >> > Hi Olivier > >> > Kartoza has been working on having geonode server running smoothly > using > >> > a qgis server in the background. > >> > > >> > have a look at > >> > https://www.youtube.com/watch?v=GzX4byPkV3E > >> > > http://osgeo-org.1560.x6.nabble.com/New-Geonode-GeoSAFE-and-QGIS-work-td5303864.html > >> > > >> > cheers > >> > Marco > >> > > >> > On 24.03.2017 13:10, Olivier Dalang wrote: > >> > > Dear List, > >> > > > >> > > Does anybody here have some experience with making QGIS work with > >> > > (Geo)Django ? > >> > > > >> > > I would love to be able to make them communicate, as QGIS is the > >> > > interface of choice to do complex work on geometries and Django is > >> > > perfect to quickly setup a complete endpoint with user management, > model > >> > > logic and web administration interface. > >> > > > >> > > I see two approches : > >> > > - Using Django REST framework to create a REST endpoint - but is > there a > >> > > way to consume REST endpoints in QGIS ? > >> > > - Developing a WFST module for Django, for which there seem to be > some > >> > > work done [1] for the non-transactionnal part. > >> > > > >> > > I just wanted to ask before reinventing the wheel ! > >> > > > >> > > Bests, > >> > > > >> > > Olivier > _______________________________________________ > QGIS-Developer mailing list > [email protected] > List info: https://lists.osgeo.org/mailman/listinfo/qgis-developer > Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-developer
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