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
11606	return error data  when using only() and select_related() at the same times that models foreign key is set to default null.	sean.dong	nobody	"
{{{
>>> from station.models import Station_Building
>>> s1=Station_Building.objects.select_related('building').only('azimuth','building__level').filter(building__isnull=False)
>>> s1[0].building.level
0 #wrong value
>>> s1=Station_Building.objects.select_related('building').filter(building__isnull=False)
>>> s1[0].building.level
1 #right value
>>> 

}}}
"		closed	Database layer (models, ORM)	dev		duplicate	only,select_related,defer	buburno+django@…	Accepted	0	0	0	0	0	0