From: Mike Bayer <mike_mp@zzzcomputing.com>
Date: Mon, 6 Mar 2006 01:07:48 +0000 (+0000)
Subject: delete tables in an inheritance rel. requires them in reverse
X-Git-Tag: rel_0_1_4~39
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=02b9fa23ce4c4f6fcd79111459e14864f334d1f1;p=thirdparty%2Fsqlalchemy%2Fsqlalchemy.git

delete tables in an inheritance rel. requires them in reverse
---

diff --git a/lib/sqlalchemy/mapping/mapper.py b/lib/sqlalchemy/mapping/mapper.py
index 8239df99ce..6a7eb9659d 100644
--- a/lib/sqlalchemy/mapping/mapper.py
+++ b/lib/sqlalchemy/mapping/mapper.py
@@ -636,7 +636,9 @@ class Mapper(object):
     def delete_obj(self, objects, uow):
         """called by a UnitOfWork object to delete objects, which involves a
         DELETE statement for each table used by this mapper, for each object in the list."""
-        for table in self.tables:
+        l = list(self.tables)
+        l.reverse()
+        for table in l:
             if not self._has_pks(table):
                 continue
             delete = []