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-rw-r--r--lib/sqlalchemy/schema.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/sqlalchemy/schema.py b/lib/sqlalchemy/schema.py
index 737a992f6..21822e3a4 100644
--- a/lib/sqlalchemy/schema.py
+++ b/lib/sqlalchemy/schema.py
@@ -728,7 +728,7 @@ class ForeignKey(SchemaItem):
schema = None
else:
(schema,tname,colname) = m.group(1,2,3)
- if tname not in parenttable.metadata:
+ if _get_table_key(tname, schema) not in parenttable.metadata:
raise exceptions.InvalidRequestError("Could not find table '%s' with which to generate a foreign key" % tname)
table = Table(tname, parenttable.metadata, mustexist=True, schema=schema)
try: