Hi, I've submitted a QEP related to enhancements in the WFS provider (WFS 1.1/2.0 support, on-disk cache, server-side joins, ...) : https://github.com/qgis/QGIS-Enhancement-Proposals/issues/53 I'd be happy to hear opinions on this. Best regards, Even -- Spatialys - Geospatial professional services http://www.spatialys.com