(mysql.info.gz) GIS class surface

Info Catalog

(mysql.info.gz) GIS class linestring

(mysql.info.gz) OpenGIS geometry model

(mysql.info.gz) GIS class polygon

 
 18.2.6 Class `Surface'
 ----------------------
 
 A `Surface' is a two-dimensional geometry. It is a non-instantiable
 class. Its only instantiable subclass is `Polygon'.
 
 `Surface' Properties
 ....................
 
    * A `Surface' is defined as a two-dimensional geometry.
 
    * The OpenGIS specification defines a simple `Surface' as a geometry
      that consists of a single "patch" that is associated with a single
      exterior boundary and zero or more interior boundaries.
 
    * The boundary of a simple `Surface' is the set of closed curves
      corresponding to its exterior and interior boundaries.
 
 

Info Catalog

(mysql.info.gz) GIS class linestring

(mysql.info.gz) OpenGIS geometry model

(mysql.info.gz) GIS class polygon