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-rw-r--r--lib/sqlalchemy/schema.py4
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/sqlalchemy/schema.py b/lib/sqlalchemy/schema.py
index 9746af228..0a22d8855 100644
--- a/lib/sqlalchemy/schema.py
+++ b/lib/sqlalchemy/schema.py
@@ -1084,7 +1084,7 @@ class Column(SchemaItem, expression.ColumnClause):
c.dispatch._update(self.dispatch)
return c
- def _make_proxy(self, selectable, name=None):
+ def _make_proxy(self, selectable, name=None, key=None):
"""Create a *proxy* for this column.
This is a copy of this ``Column`` referenced by a different parent
@@ -1102,7 +1102,7 @@ class Column(SchemaItem, expression.ColumnClause):
c = self._constructor(
expression._as_truncated(name or self.name),
self.type,
- key = name or self.key,
+ key = key if key else name if name else self.key,
primary_key = self.primary_key,
nullable = self.nullable,
quote=self.quote, _proxies=[self], *fk)