commands to use geom type

catalog/management/commands/updateCompleteToWKT.py

@@ -26,3 +26,17 @@ class Command(BaseCommand):
     def _ignore(self, polygons, names):
         to_ignore = names.split(',')
         return [p for p in polygons if p.name not in to_ignore]
+
+
+# -- view
+# SELECT ST_AsText(geom) FROM catalog_polygon LIMIT 1;
+#
+# -- add column
+# ALTER TABLE catalog_polygon ADD COLUMN geom geometry(Geometry,4326);
+#
+# -- pupulate
+# update catalog_polygon as p set geom = ST_GeomFromText(c.wkt_polygon,4326) from catalog_polygon c where p.id=c.id;
+#
+# -- convert geom (if)
+# ALTER TABLE catalog_polygon ALTER COLUMN geom TYPE Geometry USING geom::Geometry;
+# ALTER TABLE catalog_polygon ALTER COLUMN geom TYPE Geometry(Geometry, 4326) USING ST_SetSRID(geom::Geometry,4326);