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
19873	Cursor vs DebugCursor behavior not the same on execute without arguments	g.starck@…	nobody	"In [1]: from django.conf import settings

In [2]: settings.DEBUG
Out[2]: True

In [3]: from django.db import connection

In [4]: c = connection.cursor()

In [5]: type(c)
Out[5]: django.db.backends.util.CursorDebugWrapper

In [6]: c.execute(""SELECT '%%';"")

In [7]: c.fetchone()
Out[7]: ('%',)

In [8]: 

In [8]: settings.DEBUG = False

In [9]: 

In [9]: c = connection.cursor()

In [10]: type(c)
Out[10]: django.db.backends.util.CursorWrapper

In [11]: c.execute(""SELECT '%%';"")

In [12]: c.fetchone()
Out[12]: ('%%',)

In [13]: 


=> 

Out[7]: ('%',)     vs  Out[12]: ('%%',)


(if you explicitly give an empty arguments to execute then it's ok/ there is no diff between Cursor and DebugCursor) 

"	Bug	closed	Uncategorized	1.4	Normal	duplicate			Unreviewed	0	0	0	0	0	0