diff options
| -rw-r--r-- | doc/build/orm/inheritance.rst | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/doc/build/orm/inheritance.rst b/doc/build/orm/inheritance.rst index 623892b33..642f3420c 100644 --- a/doc/build/orm/inheritance.rst +++ b/doc/build/orm/inheritance.rst @@ -472,7 +472,8 @@ subselect back to the parent ``companies`` table. Eager Loading of Specific or Polymorphic Subtypes ++++++++++++++++++++++++++++++++++++++++++++++++++ -The :func:`.joinedload` and :func:`.subqueryload` options also support +The :func:`.joinedload`, :func:`.subqueryload`, :func:`.contains_eager` and +other loading-related options also support paths which make use of :func:`~sqlalchemy.orm.interfaces.PropComparator.of_type`. Below we load ``Company`` rows while eagerly loading related ``Engineer`` objects, querying the ``employee`` and ``engineer`` tables simultaneously:: @@ -500,11 +501,13 @@ can be loaded:: ) .. versionadded:: 0.8 - :func:`.joinedload` and :func:`.subqueryload` support + :func:`.joinedload`, :func:`.subqueryload`, :func:`.contains_eager` + and related loader options support paths that are qualified with :func:`~sqlalchemy.orm.interfaces.PropComparator.of_type`, supporting single target types as well as :func:`.orm.with_polymorphic` targets. + Single Table Inheritance ------------------------ |