[postgis-devel] [PostGIS] #835: ST_CollectionExtract returns EMPTY or NULL inconsistently
PostGIS
trac at osgeo.org
Wed Feb 16 10:11:26 PST 2011
#835: ST_CollectionExtract returns EMPTY or NULL inconsistently
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Reporter: strk | Owner: pramsey
Type: defect | Status: new
Priority: medium | Milestone: PostGIS 2.0.0
Component: postgis | Version: trunk
Keywords: |
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Request a POINT from a LINE and you get a NULL.
Request a POINT from an EMPTY and you get an EMPTY.
Consistently returning NULL sounds like a good idea.
Do you agree ?
See http://postgis.refractions.net/pipermail/postgis-
devel/2011-February/011830.html
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Ticket URL: <http://trac.osgeo.org/postgis/ticket/835>
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