[QGIS-Developer] Warning: auto-transaction groups is broken for recent GDAL versions

[Alessandro Pasotti]

Can/should we fix it upstream in GDAL?

On Tue, Dec 17, 2024 at 2:12 AM Even Rouault via QGIS-Developer <
qgis-developer at lists.osgeo.org> wrote:

> It is *partly* broken, that is if you change the structure of tables by
> adding/altering/removing columns. within a transaction group. If
> adding/updating/deleting features only, which I suspect covers most use
> cases, that should be fine.
>
> Le 17/12/2024 à 00:11, Nyall Dawson via QGIS-Developer a écrit :
> > Hi list,
> >
> > Just want to draw attention to
> > https://github.com/qgis/QGIS/pull/59797#issuecomment-2544133498 . In
> > short, the "auto transaction group" functionality is BROKEN when used
> > with sqlite/geopackage files when used with newer GDAL versions.
> >
> > This IS NOT a GDAL issue, but rather just a "happy accident" that this
> > functionality ever worked (QGIS is misusing GDAL API for this
> > feature).
> >
> > There's a non-trivial amount of work to do in refactoring this feature
> > to get it working again. If you're interested in seeing this
> > functionality fixed, please read the above linked thread for all the
> > diagnostic work that Even and myself have already done and hints on
> > how it could possibly be fixed.
> >
> > Accordingly, in https://github.com/qgis/QGIS/pull/59910 I propose to
> > disable the corresponding test, which is currently blocking upgrading
> > CI infrastructure to newer Ubuntu/Fedora releases.
> >
> > Nyall
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-- 
Alessandro Pasotti
QCooperative:  www.qcooperative.net
ItOpen:   www.itopen.it
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