I am trying to execute a complex Django query involving a nested subquery. Starting with the Stick model, I want to annotate the ownership_pct from the StickOwnership model (which is straightforward g...

I am trying to get a single MultiPolygon geometry in a Queryset from this model: class local_administrative_unit(models.Model): lau_id = models.IntegerField(primary_key=True) lau_name = models...

I have two tables, one with multipolygon geometries, the other with a column for point geometries. I want the centroid of the selected polygon to be saved as the point geometry for the other table. cl...

i am Trying to upload a shape file to postgres by django and geopandas. but it return this error: (psycopg2.errors.DuplicateTable) relation "idx_Village_kcnT1Uu_geom" already exists this is...