Method contained_by

lib/sqlalchemy/dialects/postgresql/json.py:360–367

Boolean expression. Test if keys are a proper subset of the keys of the argument jsonb expression (equivalent of the ``<@`` operator).

(self, other: Any)

            return self.operate(CONTAINS, other, result_type=sqltypes.Boolean)

        def contained_by(self, other: Any) -> ColumnElement[bool]:
            """Boolean expression.  Test if keys are a proper subset of the
            keys of the argument jsonb expression
            (equivalent of the ``<@`` operator).
            """
            return self.operate(
                CONTAINED_BY, other, result_type=sqltypes.Boolean
            )

        def delete_path(
            self, array: Union[List[str], _pg_array[str]]