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-rw-r--r--lib/sqlalchemy/sql/dml.py9
1 files changed, 6 insertions, 3 deletions
diff --git a/lib/sqlalchemy/sql/dml.py b/lib/sqlalchemy/sql/dml.py
index 7b506f9db..8f368dcdb 100644
--- a/lib/sqlalchemy/sql/dml.py
+++ b/lib/sqlalchemy/sql/dml.py
@@ -9,15 +9,18 @@ Provide :class:`.Insert`, :class:`.Update` and :class:`.Delete`.
"""
-from .base import Executable, _generative, _from_objects, DialectKWArgs
+from .base import Executable, _generative, _from_objects, DialectKWArgs, \
+ ColumnCollection
from .elements import ClauseElement, _literal_as_text, Null, and_, _clone, \
_column_as_key
-from .selectable import _interpret_as_from, _interpret_as_select, HasPrefixes
+from .selectable import _interpret_as_from, _interpret_as_select, \
+ HasPrefixes, HasCTE
from .. import util
from .. import exc
-class UpdateBase(DialectKWArgs, HasPrefixes, Executable, ClauseElement):
+class UpdateBase(
+ HasCTE, DialectKWArgs, HasPrefixes, Executable, ClauseElement):
"""Form the base for ``INSERT``, ``UPDATE``, and ``DELETE`` statements.
"""