[dev] Performance regression: fiona.transform much slower since GDAL 3
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I'm cross-posting this over to firstname.lastname@example.org. The dev list is for project planning and design discussions.
Is it possible you are running into the issue with older sqlite described in https://github.com/OSGeo/PROJ/issues/1718?
On Fri, Oct 9, 2020 at 4:53 AM <stefan.brand@...> wrote:
Hi Sean,toggle quoted messageShow quoted text
thanks for putting my mail in the right place!
The sqlite version should not be a problem as we have sqlite 3.33
It seems that the performance issue indeed was with initializing the
transformer over and over again. I get much better results with
I will test this fix in our real-life code and get back to you if I run
On Fri, 2020-10-09 at 12:24 -0600, Sean Gillies wrote: