[postgis-users] Distance Problem

Bjoern Voigt bvoigt at hs-harz.de
Tue Nov 26 00:19:12 PST 2002


Hello GIS-Friends,

i have 2 tables of geometry data, the first contains some multiline 
strings of
streets and the second table a list of points of interests. I want to 
use the data to
build a Graph in my Java-Application and in this case I need the nearest 
streets
for all points of interest. The distance function delivers only the 
shortest distance
between two geometry-objects, but I need the point within a 
multlinestring, which
has the shortest distance to my point of interest.

Can I solve this problem with the postgis functions

thank you

Björn




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