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Diffstat (limited to 'doc/build/changelog/migration_07.rst')
| -rw-r--r-- | doc/build/changelog/migration_07.rst | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/doc/build/changelog/migration_07.rst b/doc/build/changelog/migration_07.rst index 5bc7e74aa..207397f52 100644 --- a/doc/build/changelog/migration_07.rst +++ b/doc/build/changelog/migration_07.rst @@ -278,18 +278,18 @@ unchanged: :ticket:`1923` +.. _07_migration_mutation_extension: + Mutation event extension, supersedes "mutable=True" --------------------------------------------------- -A new extension, `Mutation Tracking <http://www.sqlalchemy.o -rg/docs/07/orm/extensions/mutable.html>`_, provides a +A new extension, :ref:`mutable_toplevel`, provides a mechanism by which user-defined datatypes can provide change events back to the owning parent or parents. The extension includes an approach for scalar database values, such as -those managed by ``PickleType``, ``postgresql.ARRAY``, or +those managed by :class:`.PickleType`, ``postgresql.ARRAY``, or other custom ``MutableType`` classes, as well as an approach -for ORM "composites", those configured using :ref:`composite() -<mapper_composite>`_. +for ORM "composites", those configured using :func:`~.sqlalchemy.orm.composite`. .. seealso:: |