[QGIS-Developer] Indexing & web sources

[Asim]

On 5/4/22 4:53 PM, Alexis R.L. via QGIS-Developer wrote:
> Would it be possible to implement a 'dynamic' index for such layer, ie 
> to use only the data that is currently loaded and integrate any new 
> data to the index instead of having to process the whole world when 
> unneeded?


Is the data hosted in database such as PostgreSQL?  Per my 
understanding, the whole world is indexed once and then web applications 
use indexes for fast lookup and selective loading. Please excuse my 
remark if it sounds absurd, I'm a newcomer to GIS realm.

Asim