[QGIS-Developer] QGIS/OGR: FeatureIds reassigned on write to data provider?

[Sandro Mani]

On 05.07.2017 11:30, Even Rouault wrote:
>
> My feeling is that, for good or worse, they are definitely people 
> wanting to have QGIS and "put here the name of your favorite 
> proprietary GIS software" running at the same time, and possibly on 
> the same datasets. This is apparently important in migration scenarios 
> where people aren't ready yet to jump completely to QGIS. That said, 
> this is also tricky to do in a reliable way.
>
Could ogr expose oldId -> newId information which the qgsogrprovider 
would then emit as a signal when the layer is repacked? I don't mean a 
persistent mapping, but just for the single repack operation.

Sandro
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