DBCacheTests.test_cull fails under Oracle

[Aymeric Augustin]

$ python runtests.py --settings=test_settings.oracle cache
Creating test database for alias 'default'...
Creating test user...
Creating test database for alias 'other'...
Creating test user...
...........................E................................................................................................................ssssssssssssssssssssssssssssssss.......
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ERROR: test_cull (regressiontests.cache.tests.DBCacheTests)
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Traceback (most recent call last):
  File "/var/lib/jenkins/jobs/Django/workspace/settings/oracle/tests/regressiontests/cache/tests.py", line 750, in test_cull
    self.perform_cull_test(50, 29)
  File "/var/lib/jenkins/jobs/Django/workspace/settings/oracle/tests/regressiontests/cache/tests.py", line 417, in perform_cull_test
    self.cache.set('cull%d' % i, 'value', 1000)
  File "/var/lib/jenkins/jobs/Django/workspace/settings/oracle/django/core/cache/backends/db.py", line 65, in set
    self._base_set('set', key, value, timeout)
  File "/var/lib/jenkins/jobs/Django/workspace/settings/oracle/django/core/cache/backends/db.py", line 84, in _base_set
    self._cull(db, cursor, now)
  File "/var/lib/jenkins/jobs/Django/workspace/settings/oracle/django/core/cache/backends/db.py", line 138, in _cull
    cursor.execute("SELECT cache_key FROM %s ORDER BY cache_key LIMIT 1 OFFSET %%s" % table, [num / self._cull_frequency])
  File "/var/lib/jenkins/jobs/Django/workspace/settings/oracle/django/db/backends/oracle/base.py", line 638, in execute
    return self.cursor.execute(query, self._param_generator(params))
DatabaseError: ORA-00933: SQL command not properly ended


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Ran 179 tests in 26.809s

FAILED (errors=1, skipped=32)
Destroying test database for alias 'default'...
Destroying test user...
Destroying test database tables...
Destroying test database for alias 'other'...
Destroying test user...
Destroying test database tables...