id	summary	reporter	owner	description	type	status	component	version	severity	resolution	keywords	cc	stage	has_patch	needs_docs	needs_tests	needs_better_patch	easy	ui_ux
27924	Add support for cx_Oracle 5.3	Tim Graham	Mariusz Felisiak	"cx_Oracle 5.3 causes a few test failures due to this change: ""Use None instead of 0 for items in the Cursor.description attribute that do not have any validity.""

Sample exception:
{{{
  File ""/home/jenkins/workspace/django-oracle-master/database/oragis12/label/trusty/python/python3.6/tests/gis_tests/distapp/tests.py"", line 262, in test_area
    for i, z in enumerate(SouthTexasZipcode.objects.annotate(area=Area('poly')).order_by('name')):
  File ""/home/jenkins/workspace/django-oracle-master/database/oragis12/label/trusty/python/python3.6/django/db/models/query.py"", line 242, in __iter__
...
  File ""/home/jenkins/workspace/django-oracle-master/database/oragis12/label/trusty/python/python3.6/django/db/backends/oracle/base.py"", line 547, in _rowfactory
    elif precision > 0:
TypeError: '>' not supported between instances of 'NoneType' and 'int'
}}}"	Cleanup/optimization	closed	Database layer (models, ORM)	1.11	Normal	fixed			Ready for checkin	1	0	0	0	0	0