15.10 - ST_PointOnSurface - Teradata Database

Teradata Database SQL Geospatial Types

prodname
Teradata Database
vrm_release
15.10
category
Programming Reference
featnum
B035-1181-151K

Returns a point that is guaranteed to spatially intersect an ST_Polygon, or at least one of the component polygons of an ST_MultiPolygon.

Returns an ST_Geometry value.

ST_Polygon and ST_MultiPolygon

Note: This method can be called on 3D geometries (those that include z coordinates). However, the z coordinate is dropped, and only x and y coordinates are returned.

   SELECT cityShape.ST_PointOnSurface()
   FROM sample_cities
   WHERE skey = 1;