[postgis-devel] [PostGIS] #1658: Crash in ST_Project on NULL input

PostGIS trac at osgeo.org
Wed Mar 7 03:34:23 PST 2012


#1658: Crash in ST_Project on NULL input
----------------------------+-----------------------------------------------
  Reporter:  realityexists  |       Owner:  pramsey      
      Type:  defect         |      Status:  closed       
  Priority:  critical       |   Milestone:  PostGIS 2.0.0
 Component:  postgis        |     Version:  trunk        
Resolution:  fixed          |    Keywords:               
----------------------------+-----------------------------------------------

Comment(by realityexists):

 Thanks, that fixed it. Yes, a NULL azimuth with a zero distance was the
 reason it's not strict, though it's a bit unexpected that NULL gets
 treated as 0 for non-zero distances, eg.
 {{{
 SELECT ST_AsText(ST_Project('POINT(10 10)'::geography, 10000, NULL))
 }}}

 Then again, having it return NULL for non-zero distance, but non-NULL for
 zero distance might seem strange, too. I don't know what the "right"
 behaviour would be here.

-- 
Ticket URL: <http://trac.osgeo.org/postgis/ticket/1658#comment:3>
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