From dc7d0f50e22bc52bc4656879452c482394347b75 Mon Sep 17 00:00:00 2001
From: Tim Graham <timograham@gmail.com>
Date: Mon, 16 Jun 2014 19:25:13 -0400
Subject: [PATCH] [1.7.x] Renamed DatabaseFeature.supports_check_constraints to
 supports_column_check_constraints.

Thanks maxi for the suggestion.

Backport of 82c935d44c from master
---
 django/db/backends/__init__.py     | 2 +-
 django/db/backends/mysql/base.py   | 2 +-
 django/db/backends/sqlite3/base.py | 2 +-
 tests/schema/tests.py              | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/django/db/backends/__init__.py b/django/db/backends/__init__.py
index 93b74896a0..5636b56d14 100644
--- a/django/db/backends/__init__.py
+++ b/django/db/backends/__init__.py
@@ -724,7 +724,7 @@ class BaseDatabaseFeatures(object):
     supports_foreign_keys = True
 
     # Does it support CHECK constraints?
-    supports_check_constraints = True
+    supports_column_check_constraints = True
 
     # Does the backend support 'pyformat' style ("... %(name)s ...", {'name': value})
     # parameter passing? Note this can be provided by the backend even if not
diff --git a/django/db/backends/mysql/base.py b/django/db/backends/mysql/base.py
index 9172d7069a..697a35a1dd 100644
--- a/django/db/backends/mysql/base.py
+++ b/django/db/backends/mysql/base.py
@@ -184,7 +184,7 @@ class DatabaseFeatures(BaseDatabaseFeatures):
     allows_auto_pk_0 = False
     uses_savepoints = True
     atomic_transactions = False
-    supports_check_constraints = False
+    supports_column_check_constraints = False
 
     def __init__(self, connection):
         super(DatabaseFeatures, self).__init__(connection)
diff --git a/django/db/backends/sqlite3/base.py b/django/db/backends/sqlite3/base.py
index e43ea328bf..551c60759f 100644
--- a/django/db/backends/sqlite3/base.py
+++ b/django/db/backends/sqlite3/base.py
@@ -103,7 +103,7 @@ class DatabaseFeatures(BaseDatabaseFeatures):
     has_bulk_insert = True
     can_combine_inserts_with_and_without_auto_increment_pk = False
     supports_foreign_keys = False
-    supports_check_constraints = False
+    supports_column_check_constraints = False
     autocommits_when_autocommit_is_off = True
     can_introspect_decimal_field = False
     can_introspect_positive_integer_field = True
diff --git a/tests/schema/tests.py b/tests/schema/tests.py
index b0dd9ada90..624ada5276 100644
--- a/tests/schema/tests.py
+++ b/tests/schema/tests.py
@@ -478,7 +478,7 @@ class SchemaTests(TransactionTestCase):
             BookWithM2M._meta.local_many_to_many.remove(new_field)
             del BookWithM2M._meta._m2m_cache
 
-    @unittest.skipUnless(connection.features.supports_check_constraints, "No check constraints")
+    @unittest.skipUnless(connection.features.supports_column_check_constraints, "No check constraints")
     def test_check_constraints(self):
         """
         Tests creating/deleting CHECK constraints