[django/django] ed6718: Oracle defer test failure; refs #16436.

[GitHub]

Branch: refs/heads/stable/1.5.x
Home: https://github.com/django/django
Commit: ed67184b3051c392a6cb722e889c062233730c2e
https://github.com/django/django/commit/ed67184b3051c392a6cb722e889c062233730c2e
Author: Tim Graham <timog...@gmail.com>
Date: 2013-10-21 (Mon, 21 Oct 2013)

Changed paths:
M tests/modeltests/defer/models.py

Log Message:
-----------
Oracle defer test failure; refs #16436.

Oracle doesn't like grouping by TextField, so use CharFields instead in
models.

Backport of 728d3fe1bac6b5f23dbd088e11860cfba51cf7b5 from master