Merge "Place DDLConstraintColumn Role in Mapped" into main

3 files changed, 2 insertions, 3 deletions

diff --git a/lib/sqlalchemy/orm/attributes.py b/lib/sqlalchemy/orm/attributes.py
index 261a633a3..cdc729f73 100644
--- a/lib/sqlalchemy/orm/attributes.py
+++ b/lib/sqlalchemy/orm/attributes.py
@@ -135,7 +135,6 @@ class QueryableAttribute(
     interfaces.PropComparator[_T],
     roles.JoinTargetRole,
     roles.OnClauseRole,
-    roles.DDLConstraintColumnRole,
     sql_base.Immutable,
     cache_key.SlotsMemoizedHasCacheKey,
     util.MemoizedSlots,
diff --git a/lib/sqlalchemy/orm/base.py b/lib/sqlalchemy/orm/base.py
index 331464cf8..5b6675365 100644
--- a/lib/sqlalchemy/orm/base.py
+++ b/lib/sqlalchemy/orm/base.py
@@ -31,6 +31,7 @@ from ._typing import insp_is_mapper
 from .. import exc as sa_exc
 from .. import inspection
 from .. import util
+from ..sql import roles
 from ..sql.elements import SQLColumnExpression
 from ..sql.elements import SQLCoreOperations
 from ..util import FastIntFlag
@@ -775,6 +776,7 @@ class Mapped(
     SQLORMExpression[_T],
     ORMDescriptor[_T],
     _MappedAnnotationBase[_T],
+    roles.DDLConstraintColumnRole,
 ):
     """Represent an ORM mapped attribute on a mapped class.
 
diff --git a/lib/sqlalchemy/orm/properties.py b/lib/sqlalchemy/orm/properties.py
index baaa0291b..9feb72e40 100644
--- a/lib/sqlalchemy/orm/properties.py
+++ b/lib/sqlalchemy/orm/properties.py
@@ -47,7 +47,6 @@ from .. import util
 from ..sql import coercions
 from ..sql import roles
 from ..sql.base import _NoArg
-from ..sql.roles import DDLConstraintColumnRole
 from ..sql.schema import Column
 from ..sql.schema import SchemaConst
 from ..sql.type_api import TypeEngine
@@ -504,7 +503,6 @@ class MappedSQLExpression(ColumnProperty[_T], _DeclarativeMapped[_T]):
 
 
 class MappedColumn(
-    DDLConstraintColumnRole,
     _IntrospectsAnnotations,
     _MapsColumns[_T],
     _DeclarativeMapped[_T],