From 1562b9896f8f614ef40fd032b1ec777280b377c1 Mon Sep 17 00:00:00 2001
From: Andrew Godwin <andrew@aeracode.org>
Date: Thu, 6 Mar 2014 11:35:58 -0800
Subject: [PATCH] Fixed #22183: Don't make a table for M2Ms with through=
---
django/db/backends/schema.py | 3 ++-
django/db/models/fields/related.py | 2 ++
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/django/db/backends/schema.py b/django/db/backends/schema.py
index afc60c30b1..7054633b81 100644
--- a/django/db/backends/schema.py
+++ b/django/db/backends/schema.py
@@ -262,7 +262,8 @@ class BaseDatabaseSchemaEditor(object):
})
# Make M2M tables
for field in model._meta.local_many_to_many:
- self.create_model(field.rel.through)
+ if field.rel.through._meta.auto_created:
+ self.create_model(field.rel.through)
def delete_model(self, model):
"""
diff --git a/django/db/models/fields/related.py b/django/db/models/fields/related.py
index e7b66217c5..16de0bfc74 100644
--- a/django/db/models/fields/related.py
+++ b/django/db/models/fields/related.py
@@ -2032,6 +2032,8 @@ class ManyToManyField(RelatedField):
kwargs['to'] = self.rel.to
else:
kwargs['to'] = "%s.%s" % (self.rel.to._meta.app_label, self.rel.to._meta.object_name)
+ if getattr(self.rel, 'through', None) is not None:
+ kwargs['through'] = self.rel.through
# If swappable is True, then see if we're actually pointing to the target
# of a swap.
swappable_setting = self.swappable_setting