#16055: Filtering over generic relations with TextField/CharField object_id
breaks
in postgres
--------------------------------------+------------------------------------
Reporter: anonymous | Owner: nobody
Type: Bug | Status: new
Component: contrib.contenttypes | Version: 1.3
Severity: Normal | Resolution:
Keywords: | Triage Stage: Accepted
Has patch: 0 | Needs documentation: 0
Needs tests: 0 | Patch needs improvement: 0
Easy pickings: 0 | UI/UX: 0
--------------------------------------+------------------------------------
Changes (by timgraham):
* component: Database layer (models, ORM) => contrib.contenttypes
Comment:
I updated the tests to apply cleanly to master and verified the failure on
PostgreSQL 9.4 at 58c7ff39fb265754fb17ab8d7f8a1401b355777b (Django
1.10.dev).
{{{
======================================================================
ERROR: test_charlink_filter
(generic_relations_regress.tests.GenericRelationTests)
----------------------------------------------------------------------
Traceback (most recent call last):
File "/home/tim/code/django/tests/generic_relations_regress/tests.py",
line 57, in test_charlink_filter
list(OddRelation1.objects.filter(clinks__title='title'))
File "/home/tim/code/django/django/db/models/query.py", line 258, in
__iter__
self._fetch_all()
File "/home/tim/code/django/django/db/models/query.py", line 1074, in
_fetch_all
self._result_cache = list(self.iterator())
File "/home/tim/code/django/django/db/models/query.py", line 52, in
__iter__
results = compiler.execute_sql()
File "/home/tim/code/django/django/db/models/sql/compiler.py", line 839,
in execute_sql
cursor.execute(sql, params)
File "/home/tim/code/django/django/db/backends/utils.py", line 64, in
execute
return self.cursor.execute(sql, params)
File "/home/tim/code/django/django/db/utils.py", line 92, in __exit__
six.reraise(dj_exc_type, dj_exc_value, traceback)
File "/home/tim/code/django/django/db/backends/utils.py", line 64, in
execute
return self.cursor.execute(sql, params)
ProgrammingError: operator does not exist: integer = character varying
LINE 1: ...ON ("generic_relations_regress_oddrelation1"."id" = "generic...
^
HINT: No operator matches the given name and argument type(s). You might
need to add explicit type casts.
}}}
--
Ticket URL: <https://code.djangoproject.com/ticket/16055#comment:5>
Django <https://code.djangoproject.com/>
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