Hi, There is a PR open for this https://github.com/qgis/QGIS/pull/771 <https://github.com/qgis/QGIS/pull/771>
Open for quite a long time though. Denis > On 08 Mar 2015, at 18:54, Olivier Dalang <olivier.dal...@gmail.com> wrote: > > Dear List, > > I'm posting this to qgis-dev since I got no answer on qgis-user and it's a > bit technical. > > > I'm using layers joins in my projects, and need to use the memory cache for > performance reasons. > > This means that when I'm making changes on the joined layers, they won't > appear on the base layer until the project is reloaded. > > Is there a way to trigger a refresh of the joined layer cache "manually" > through python ? > > I looked at the API, but didn't find how to do so... > > I found this class : QgsVectorLayerJoinBuffer which has a createJoinCaches > method, but I couldn't find how to get a reference to it from the VectorLayer. > > There's also the createJoinCaches method of QgsVectorLayer, but it seem it > has no effect if the cache was already created (and that's what the docstring > says as well). > > If there's no way to do it, does anyone have a workaround, hopefully a bit > lighter than reloading the project ? > > Thanks a lot ! > > Olivier > > _______________________________________________ > Qgis-developer mailing list > Qgis-developer@lists.osgeo.org > http://lists.osgeo.org/mailman/listinfo/qgis-developer
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