[1.2.X] Backport of r14545 from trunk.

Fixed a multiple_database test case that was failing in Oracle due to forced table name capitalization.  The test case now matches the style used by the raw_query tests.

git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.2.X@14546 bcc190cf-cafb-0310-a4f2-bffc1f526a37