2021-01-28, kt, 17:35 Luca Bertoncello rašė: > I get the error: > > FEHLER: Geometry type (Polygon) does not match column type > (MultiPolygon) > > Could you say me how to correct the query? Add ST_Multi like this: UPDATE city_boundaries SET way = ST_Multi(ST_SimplifyPreserveTopology(way, 100));