[postgis-users] Contains failing

[Fred Lehodey]

Hi,I have the same results as David: (false)

postgis_full_version():
"POSTGIS="1.3.3" GEOS="3.0.0-CAPI-1.4.1" PROJ="Rel. 4.6.0, 21 Dec 2007"
USE_STATS"

Fred.


On Wed, Oct 15, 2008 at 5:09 PM, Kevin Neufeld <kneufeld at refractions.net>wrote:

> I don't get your results - I get TRUE in both cases.
>
> What version of postgis/geos are you running?
> -- Kevin
>
> David Vaz wrote:
>
>> Hi,
>>
>> Does anyone have a clue why this fails:
>>
>> select contains(geomfromtext('POLYGON((0 0,0 8,8 8,8 0,0 0),(3 3,5 3,5
>> 5,3 5,3 3))'), geomfromtext('POLYGON((0 0,5 0,5 1,0 1,0 0))'))
>> ;
>>  contains
>> ----------
>>  f
>> (1 row)
>>
>> Without the Hole in the polygon
>>
>> select contains(geomfromtext('POLYGON((0 0,0 8,8 8,8 0,0 0))'),
>> geomfromtext('POLYGON((0 0,5 0,5 1,0 1,0 0))'))
>> ;
>>  contains
>> ----------
>>  t
>> (1 row)
>>
>>
>> And the Hole does not intersects the other polygon
>>
>> select intersects(geomfromtext('POLYGON((3 3,5 3,5 5,3 5,3 3))'),
>> geomfromtext('POLYGON((0 0,5 0,5 1,0 1,0 0))'))
>> ;
>>  intersects
>> ------------
>>  f
>> (1 row)
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