Merci pour la mise à disposition des données. J'utilise les données 2022 en 100m.
Par exemple pour les communes suivantes.
NOTICE: Ring Self-intersection at or near point -0.76939999999999997 49.045699999999997
NOTICE: Self-intersection at or near point 7.5908724137931136 48.417382758620683
NOTICE: Self-intersection at or near point 7.591059130434779 48.417239130434787
NOTICE: Ring Self-intersection at or near point 0.99860000000000004 47.754600000000003
NOTICE: Self-intersection at or near point -1.0661046103183311 46.263135565312844
NOTICE: Self-intersection at or near point 5.1726169154228865 47.035628358208953
NOTICE: Ring Self-intersection at or near point 2.1356000000000002 45.997799999999998
NOTICE: Ring Self-intersection at or near point 1.2286999999999999 48.222299999999997
NOTICE: Ring Self-intersection at or near point 1.2286999999999999 48.222299999999997
NOTICE: Self-intersection at or near point -4.5299512195122036 48.552065853658547
NOTICE: Self-intersection at or near point -1.9019491279069671 48.061438662790707
NOTICE: Self-intersection at or near point 5.7331023447401801 46.857298098859317
NOTICE: Self-intersection at or near point 4.4604129230769507 45.440603384615393
NOTICE: Self-intersection at or near point 6.1323021238138313 48.904899774062358
NOTICE: Ring Self-intersection at or near point 1.6085 50.539900000000003
NOTICE: Ring Self-intersection at or near point 0.27400000000000002 42.834099999999999
NOTICE: Self-intersection at or near point 7.640195778364097 48.611747229551447
NOTICE: Self-intersection at or near point 166.4384 -22.172599999999996
Ceci survient aussi pour des départements et régions. Est-il possible de corriger le problème à la source pour faciliter le travail avec Postgis ?