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
34941	db_default with decimal.Decimal() doesn't return Decimal instances on Oracle.	Mariusz Felisiak	Mariusz Felisiak	"While working on #34936 I noticed that `DecimalField` with `db_default` set to a `Decimal()` instance doesn't return `Decimal()` on Oracle:

{{{
/runtests.py field_defaults
Testing against Django installed in '/django/django' with up to 8 processes
Found 16 test(s).
Creating test database for alias 'default'...
Creating test user...
System check identified no issues (0 silenced).
.....s..sF......
======================================================================
FAIL: test_field_db_defaults_returning (field_defaults.tests.DefaultTests)
----------------------------------------------------------------------
Traceback (most recent call last):
  File ""/django/django/test/testcases.py"", line 1427, in skip_wrapper
    return test_func(*args, **kwargs)
  File ""/django/tests/field_defaults/tests.py"", line 48, in test_field_db_defaults_returning
    self.assertEqual(a.cost, Decimal(""3.33""))
AssertionError: 3.33 != Decimal('3.33')

----------------------------------------------------------------------
Ran 16 tests in 0.089s

FAILED (failures=1, skipped=2)
Destroying test database for alias 'default'...
Destroying test user...
Destroying test database tables...
}}}

~~It works properly when using `bulk_create()`.~~

Regression in 7414704e88d73dafbcfbb85f9bc54cb6111439d3.
"	Bug	closed	Database layer (models, ORM)	5.0	Release blocker	fixed	oracle db_default	David Sanders Lily Foote	Accepted	1	0	0	0	0	0