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Used ST_AsText for testing PostGIS raw query

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AsText will not be supported in further versions of PostGIS (>=2).
This commit is contained in:
Claude Paroz 2012-09-15 11:56:39 +02:00
parent abfba3bb65
commit 65793d714c
2 changed files with 4 additions and 3 deletions
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3
django/contrib/gis/tests/geoapp/tests.py
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@ -191,7 +191,8 @@ class GeoModelTest(TestCase):
cities1 = City.objects.all()
# Only PostGIS would support a 'select *' query because of its recognized
# HEXEWKB format for geometry fields
cities2 = City.objects.raw('select id, name, asText(point) from geoapp_city')
as_text = 'ST_AsText' if postgis else 'asText'
cities2 = City.objects.raw('select id, name, %s(point) from geoapp_city' % as_text)
self.assertEqual(len(cities1), len(list(cities2)))
self.assertTrue(isinstance(cities2[0].point, Point))

4
docs/ref/contrib/gis/tutorial.txt
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@ -674,8 +674,8 @@ __ http://spatialreference.org/ref/epsg/32140/
.. admonition:: Raw queries
When using :doc:`raw queries </topics/db/sql>`, you should generally wrap
your geometry fields with the ``asText()`` SQL function so as the field
value will be recognized by GEOS::
your geometry fields with the ``asText()`` SQL function (or ``ST_AsText``
for PostGIS) so as the field value will be recognized by GEOS::
City.objects.raw('SELECT id, name, asText(point) from myapp_city')