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Diffstat (limited to 'lib/sqlalchemy/orm/relationships.py')
| -rw-r--r-- | lib/sqlalchemy/orm/relationships.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/sqlalchemy/orm/relationships.py b/lib/sqlalchemy/orm/relationships.py index da0730f46..251930873 100644 --- a/lib/sqlalchemy/orm/relationships.py +++ b/lib/sqlalchemy/orm/relationships.py @@ -524,6 +524,10 @@ class RelationshipProperty(StrategizedProperty): support "write-only" attributes, or attributes which are populated in some manner specific to the application. + * ``raise`` - no loading should occur at any time, and accessing + the attribute will fail with an + :exc:`~sqlalchemy.exc.InvalidRequestError`. + * ``dynamic`` - the attribute will return a pre-configured :class:`.Query` object for all read operations, onto which further filtering operations can be |