UPDATE-OBJECTS-JOINS — Updates joined slots of objects.Function
objectsA list of instances of a View Class.
slots
A list of slot names in object or T.
force-p
A Boolean, defaulting to T.
class-nameA list of instances of a View Class.
max-len
A non-negative integer or NIL defaulting to
*default-update-objects-max-len*.
Updates from the records of the appropriate database
tables the join slots specified by slots
in the supplied list of View
Class instances
objects. slots
when T means that all join slots with
:retrieval :immediate are
updated. class-name is used to specify
the View Class of
all instance in objects, when NIL then
the class of the first instance in
objects is
used. force-p when T means that all
join slots are updated whereas a value of NIL means that only
unbound join slots are updated. max-len
when non-nil specifies that
update-object-joins may issue multiple
database queries with a maximum of
max-len instances updated in each query.
(defvar *addresses* (select 'deferred-employee-address :order-by [ea_join aaddressid] :flatp t))
=> *ADDRESSES*
(slot-boundp (car *addresses*) 'address)
=> NIL
(update-objects-joins *addresses*)
=>
(slot-boundp (car *addresses*) 'address)
=> T
(slot-value (car *addresses*) 'address)
=> #<ADDRESS {480B0F1D}>