class AmbiguousAssociationProxyInstance(AssociationProxyInstance[
an :class:`.AssociationProxyInstance` where we cannot determine the type of target object.
Method | __eq__ |
Implement the ``==`` operator. |
Method | __ne__ |
Implement the ``!=`` operator. |
Method | any |
Produce a proxied 'any' expression using EXISTS. |
Method | get |
Undocumented |
Method | has |
Produce a proxied 'has' expression using EXISTS. |
Method | _ambiguous |
Undocumented |
Method | _non |
Undocumented |
Method | _populate |
Undocumented |
Class Variable | _is |
Undocumented |
Property | _lookup |
Undocumented |
Inherited from AssociationProxyInstance
:
Class Method | for |
Undocumented |
Method | __clause |
Undocumented |
Method | __init__ |
Undocumented |
Method | __repr__ |
Undocumented |
Method | delete |
Undocumented |
Method | set |
Undocumented |
Instance Variable | collection |
Undocumented |
Instance Variable | key |
Undocumented |
Instance Variable | owning |
Undocumented |
Instance Variable | parent |
Undocumented |
Instance Variable | target |
The intermediary class handled by this :class:`.AssociationProxyInstance`. |
Instance Variable | target |
Undocumented |
Instance Variable | value |
Undocumented |
Property | attr |
Return a tuple of ``(local_attr, remote_attr)``. |
Property | info |
Undocumented |
Property | local |
The 'local' class attribute referenced by this :class:`.AssociationProxyInstance`. |
Property | remote |
The 'remote' class attribute referenced by this :class:`.AssociationProxyInstance`. |
Property | scalar |
Return ``True`` if this :class:`.AssociationProxyInstance` proxies a scalar relationship on the local side. |
Class Method | _cls |
Undocumented |
Class Method | _construct |
Undocumented |
Method | _criterion |
Undocumented |
Method | _default |
Undocumented |
Method | _get |
Undocumented |
Method | _inflate |
Undocumented |
Method | _initialize |
Undocumented |
Method | _new |
Undocumented |
Method | _set |
Undocumented |
Instance Variable | _scalar |
Undocumented |
Instance Variable | _scalar |
Undocumented |
Property | _comparator |
Undocumented |
Property | _target |
Undocumented |
Property | _unwrap |
Undocumented |
Property | _value |
Undocumented |
Inherited from SQLORMOperations
(via AssociationProxyInstance
):
Method | and_ |
Undocumented |
Method | of |
Undocumented |
Class Variable | __slots__ |
Undocumented |
Inherited from SQLCoreOperations
(via AssociationProxyInstance
, SQLORMOperations
):
Method | __add__ |
Implement the ``+`` operator. |
Method | __and__ |
Implement the ``&`` operator. |
Method | __contains__ |
Undocumented |
Method | __floordiv__ |
Implement the ``//`` operator. |
Method | __ge__ |
Implement the ``>=`` operator. |
Method | __getitem__ |
Implement the [] operator. |
Method | __gt__ |
Implement the ``>`` operator. |
Method | __invert__ |
Implement the ``~`` operator. |
Method | __le__ |
Implement the ``<=`` operator. |
Method | __lt__ |
Implement the ``<`` operator. |
Method | __mod__ |
Implement the ``%`` operator. |
Method | __mul__ |
Implement the ``*`` operator. |
Method | __neg__ |
Implement the ``-`` operator. |
Method | __or__ |
Implement the ``|`` operator. |
Method | __radd__ |
Implement the ``+`` operator in reverse. |
Method | __rfloordiv__ |
Implement the ``//`` operator in reverse. |
Method | __rmod__ |
Implement the ``%`` operator in reverse. |
Method | __rmul__ |
Implement the ``*`` operator in reverse. |
Method | __rsub__ |
Implement the ``-`` operator in reverse. |
Method | __rtruediv__ |
Implement the ``/`` operator in reverse. |
Method | __sub__ |
Implement the ``-`` operator. |
Method | __truediv__ |
Implement the ``/`` operator. |
Method | all_ |
Produce an :func:`_expression.all_` clause against the parent object. |
Method | any_ |
Produce an :func:`_expression.any_` clause against the parent object. |
Method | asc |
Produce a :func:`_expression.asc` clause against the parent object. |
Method | between |
Produce a :func:`_expression.between` clause against the parent object, given the lower and upper range. |
Method | bool |
Return a custom boolean operator. |
Method | collate |
Produce a :func:`_expression.collate` clause against the parent object, given the collation string. |
Method | concat |
Implement the 'concat' operator. |
Method | contains |
Implement the 'contains' operator. |
Method | desc |
Produce a :func:`_expression.desc` clause against the parent object. |
Method | distinct |
Produce a :func:`_expression.distinct` clause against the parent object. |
Method | endswith |
Implement the 'endswith' operator. |
Method | ilike |
Implement the ``ilike`` operator, e.g. case insensitive LIKE. |
Method | in_ |
Implement the ``in`` operator. |
Method | is_ |
Implement the ``IS`` operator. |
Method | is |
Implement the ``IS DISTINCT FROM`` operator. |
Method | is |
Implement the ``IS NOT`` operator. |
Method | is |
Implement the ``IS NOT DISTINCT FROM`` operator. |
Method | isnot |
Undocumented |
Method | like |
Implement the ``like`` operator. |
Method | match |
Implements a database-specific 'match' operator. |
Method | not |
implement the ``NOT ILIKE`` operator. |
Method | not |
implement the ``NOT IN`` operator. |
Method | not |
implement the ``NOT LIKE`` operator. |
Method | notilike |
Undocumented |
Method | notin_ |
Undocumented |
Method | notlike |
Undocumented |
Method | nulls |
Produce a :func:`_expression.nulls_first` clause against the parent object. |
Method | nulls |
Produce a :func:`_expression.nulls_last` clause against the parent object. |
Method | nullsfirst |
Undocumented |
Method | nullslast |
Undocumented |
Method | op |
Produce a generic operator function. |
Method | operate |
Operate on an argument. |
Method | regexp |
Implements a database-specific 'regexp match' operator. |
Method | regexp |
Implements a database-specific 'regexp replace' operator. |
Method | reverse |
Reverse operate on an argument. |
Method | startswith |
Implement the ``startswith`` operator. |
Property | _propagate |
Undocumented |
Inherited from ColumnOperators
(via AssociationProxyInstance
, SQLORMOperations
, SQLCoreOperations
):
Method | __lshift__ |
implement the << operator. |
Method | __rshift__ |
implement the >> operator. |
Method | bitwise |
Produce a bitwise AND operation, typically via the ``&`` operator. |
Method | bitwise |
Produce a bitwise LSHIFT operation, typically via the ``<<`` operator. |
Method | bitwise |
Produce a bitwise NOT operation, typically via the ``~`` operator. |
Method | bitwise |
Produce a bitwise OR operation, typically via the ``|`` operator. |
Method | bitwise |
Produce a bitwise RSHIFT operation, typically via the ``>>`` operator. |
Method | bitwise |
Produce a bitwise XOR operation, typically via the ``^`` operator, or ``#`` for PostgreSQL. |
Method | icontains |
Implement the ``icontains`` operator, e.g. case insensitive version of :meth:`.ColumnOperators.contains`. |
Method | iendswith |
Implement the ``iendswith`` operator, e.g. case insensitive version of :meth:`.ColumnOperators.endswith`. |
Method | isnot |
Undocumented |
Method | istartswith |
Implement the ``istartswith`` operator, e.g. case insensitive version of :meth:`.ColumnOperators.startswith`. |
Class Variable | timetuple |
Hack, allows datetime objects to be compared on the LHS. |
Method | _rconcat |
Implement an 'rconcat' operator. |
Inherited from TypingOnly
(via AssociationProxyInstance
, SQLORMOperations
, SQLCoreOperations
, ColumnOperators
, Operators
):
Method | __init |
Undocumented |
Implement the ``==`` operator. In a column context, produces the clause ``a = b``. If the target is ``None``, produces ``a IS NULL``.
Implement the ``!=`` operator. In a column context, produces the clause ``a != b``. If the target is ``None``, produces ``a IS NOT NULL``.
Optional[ _ColumnExpressionArgument[ bool]]
= None, **kwargs: Any
) -> NoReturn
:
(source)
¶
Produce a proxied 'any' expression using EXISTS. This expression will be a composed product using the :meth:`.Relationship.Comparator.any` and/or :meth:`.Relationship.Comparator.has` operators of the underlying proxied attributes.
Optional[ _ColumnExpressionArgument[ bool]]
= None, **kwargs: Any
) -> NoReturn
:
(source)
¶
Produce a proxied 'has' expression using EXISTS. This expression will be a composed product using the :meth:`.Relationship.Comparator.any` and/or :meth:`.Relationship.Comparator.has` operators of the underlying proxied attributes.
Any
) -> AssociationProxyInstance[ _T]
:
(source)
¶
Undocumented