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Diffstat (limited to 'lib/sqlalchemy/sql/expression.py')
| -rw-r--r-- | lib/sqlalchemy/sql/expression.py | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/sqlalchemy/sql/expression.py b/lib/sqlalchemy/sql/expression.py index e8905ccec..969a6920b 100644 --- a/lib/sqlalchemy/sql/expression.py +++ b/lib/sqlalchemy/sql/expression.py @@ -1586,6 +1586,7 @@ class ClauseElement(Visitable): c = self.__class__.__new__(self.__class__) c.__dict__ = self.__dict__.copy() c.__dict__.pop('_cloned_set', None) + c.__dict__.pop('comparator', None) # this is a marker that helps to "equate" clauses to each other # when a Select returns its list of FROM clauses. the cloning |