[Qgis-developer] Stationary objects that change attribute values over time

Anita Graser anitagraser at gmx.at
Sat Feb 18 11:41:01 PST 2017


Hi,

I'm looking for a better way to handle stationary objects in Time Manager.
For example, think of a real estate map, where plots of land change value
over time. The geometries themselves rarely ever change.

Currently. It is necessary to create a join of plot geometries and values
over time, duplicating geometries and creating potentially huge layers.

So far, my thoughts are going in the direction of creating query layers for
such cases. The query layer definition could be controlled by Time Manager,
to always update according to the requested time frame.

Does that sound reasonable? Do you have other ideas or are there any plans
about adding temporal support to QGIS3 that I should be aware of?

Thanks and best wishes,
Anita
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