On 05/25/2012 08:41 PM, Sandro Santilli wrote:
On Fri, May 25, 2012 at 08:38:44PM +1000, Luca Morandini wrote:
The issue has been solved by using ST_Union, but I still can't
fathom why entire polygons were dropped by ST_BuildArea when their
boundaries intersected..
ST_BuildArea expects input to be correctly noded. Failing that, the
actual result is undefined. Passing the input trough ST_Union is a trick
to obtain proper noding.
Crystal clear :)
Regards,
Luca Morandini
Data Architect - AURIN project
Department of Computing and Information Systems
University of Melbourne
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