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-rw-r--r--lib/sqlalchemy/sql.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/sqlalchemy/sql.py b/lib/sqlalchemy/sql.py
index b88cf18cd..e87fd3443 100644
--- a/lib/sqlalchemy/sql.py
+++ b/lib/sqlalchemy/sql.py
@@ -1040,6 +1040,7 @@ class ColumnClause(ColumnElement):
return BindParamClause(self.table.name + "_" + self.text, obj, shortname = self.text, type=self.type)
def _make_proxy(self, selectable, name = None):
c = ColumnClause(name or self.text, selectable)
+ c._original = self.original
selectable.columns[c.name] = c
return c
def _compare_type(self, obj):