[elephant-devel] strings as Class Indices ?

[Ian Eslick]

That's interesting, that code works fine on my system.

Have you run the full Elephant regression tests on clisp?  Did they all
pass?

Regards,
Ian

franks-muc at web.de wrote:
> I wonder if it is possible to use strings in class indices. The example from the manual 
> using integers works well on my computer (windows,acl-trial,elephant,postgres). 
> I modified this example to use strings:
>
> (defclass idx-four ()
>   ((slot1 :initarg :slot1 :accessor slot1 :index t))
>   (:metaclass persistent-metaclass))
>
>
> (defun make-idx-four (val)
>   (make-instance 'idx-four :slot1 val))
>
> (with-transaction ()
>   (mapc #'make-idx-four '("1" "1" "1" "2" "2" "4" "5" "5" "5" "6" "10")))
>
> (get-instances-by-value 'idx-four 'slot1 "1")
>  ==> NIL
>
> I suspect that nil is not the desired result since other examples provided 
> for elephant suggest that strings should work (see (get-instance-by-value 'user 'name name)
> in http://common-lisp.net/pipermail/elephant-devel/2006-July/000477.html).
>
> Could someone please explain where I am wrong ?
> Thank you in advance!
> Frank Schorr
>
>
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