[Qgis-developer] virtual fields

[Denis Rouzaud]

On 03. 03. 14 16:42, Matthias Kuhn wrote:
> On a similar note see this recent thread [1] which should be able to 
> provide this kind of functionality. I don't know if Nahtan has already 
> started to implement his POC.
What would be the advantage of such a beast?
Is it the caching?

>
> Regards,
> Matthias
>
> [1] 
> http://lists.osgeo.org/pipermail/qgis-developer/2014-February/031010.html