[postgis-users] Get Coordinate Line Or Polyline Or Point

[Bui Anh Tin]

hi all
i am developing asp.net and mapserver database postgresql

i have problem when get coordinate Line Or Polyline Or Point
I known query
SELECT astext(the_geom) form mytable
reuslt:
Point(x,y)
Muntiline(x y, x1,y1, .....)
How can i get only coordinate x y, x1, y1 so havent text "point or Mutiline"
??
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.osgeo.org/pipermail/postgis-users/attachments/20080521/f58540df/attachment.html>