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authorMike Bayer <mike_mp@zzzcomputing.com>2005-09-03 05:54:40 +0000
committerMike Bayer <mike_mp@zzzcomputing.com>2005-09-03 05:54:40 +0000
commit5c7e5f0a6c77c2b77a141ad77c7d962669fb8102 (patch)
tree0f4d40dc33885ce8a990fc190b53d01fd73f7bfa /lib/sqlalchemy/sql.py
parent65109a881f23f0a780aca68ff1ea4f22c2a7c9d2 (diff)
downloadsqlalchemy-5c7e5f0a6c77c2b77a141ad77c7d962669fb8102.tar.gz
Diffstat (limited to 'lib/sqlalchemy/sql.py')
-rw-r--r--lib/sqlalchemy/sql.py2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/sqlalchemy/sql.py b/lib/sqlalchemy/sql.py
index b2bb32656..f2617d2a2 100644
--- a/lib/sqlalchemy/sql.py
+++ b/lib/sqlalchemy/sql.py
@@ -408,6 +408,8 @@ class Join(Selectable):
self.onclause = onclause
self.isouter = isouter
+ primary_keys = property (lambda self: [c for c in self.left.columns if c.primary_key] + [c for c in self.right.columns if c.primary_key])
+
def hash_key(self):
return "Join(%s, %s, %s, %s)" % (repr(self.left.hash_key()), repr(self.right.hash_key()), repr(self.onclause.hash_key()), repr(self.isouter))