title: Polygon Area Postgres
body: <p>Can I have a polygon-column in Postgres?
  Is there a function to calculate the area of the polygon or at least the area of the bounding box?
  (without postgis)</p>
  
  <p>Thanks</p>
  
  <p>EDIT:
  area(path(w.poly)) works.  Is it the same?</p>