[QGIS-Developer] Performance issues while loading a big QGIS project

[Nyall Dawson]

On Tue, 24 Sep 2019 at 00:41, <Bauer.Josef at swm.de> wrote:

>
> Therefore, the question is, if QGIS provides a mechanism to postpone the initial loading of all layers from QGIS startup to the point in time when we actually need the layers? I.e., the layer structure is loaded but not the layer data.

There's no such existing mechanism.

Have you experiment with the setting under project properties -- data
sources -- "Trust project when data source has no metadata"? I believe
that was added to assist with cases like this.

Nyall

>
>
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> Is there a build-in QGIS mechanism that allows loading only the needed layers from the .qgs file and write the appropriate styles to it or is it planned to implement such a mechanism in QGIS?
>
>
>
> Kind regards,
>
> Josef
>
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