[elephant-devel] secondary indices

[Robert L. Read]

I won't be able to answer this until Tuesday; maybe somebody else can
look at it.

On Sat, 2006-01-07 at 19:55 +0100, ml13 at onlinehome.de wrote:

> Hi,
> 
> while looking at the tutorial, I always get an error while trying to  
> work with secondary indices.
> 
> I am doing this on openmcl "Version 1.0 (DarwinPPC32)" with BDB4.3.
> 
> It looks like the bdb-indexed-tree does not have enough slots??
> 
> Anyway, I am very happy to see that elephant has developed so much!!
> 
> 		Kilian Sprotte
> 
> 
> ELE> (defclass appointment ()
>           ((date :accessor ap-date :initarg :date :type integer)
>            (type :accessor ap-type :initarg :type :type string))
>           (:metaclass persistent-metaclass))
> #<PERSISTENT-METACLASS APPOINTMENT>
> 
> ELE> (defparameter *appointments* (with-transaction () (build-indexed- 
> btree s)))
> *APPOINTMENTS*
> 
> (add-appointment (encode-universal-time 0 0 0 22 12 2004) "Birthday")
> 
> Array index 4 out of bounds for #<SLOT-VECTOR  #x8D6863E> .
>     [Condition of type SIMPLE-ERROR]
> 
> Restarts:
>    0: [ABORT-REQUEST] Abort handling SLIME request.
>    1: [ABORT-BREAK] Reset this process
>    2: [ABORT] Kill this process
> 
> Backtrace:
>    0: (#<CCL::STANDARD-KERNEL-METHOD SLOT-VALUE-USING-CLASS (STANDARD- 
> CLASS T STANDARD-EFFECTIVE-SLOT-DEFINITION)> #<PERSISTENT-METACLASS  
> BDB-INDEXED-BTREE> '(ADD-APPOINTMENT (ENCODE-UNIVERSAL-TIME 0 0 0 22  
> 12 2004) "Birthday") #<STRING-INPUT-STREAM  #x8D66486>)
>        Locals:
>          CLASS = #<PERSISTENT-METACLASS BDB-INDEXED-BTREE>
>          CCL::SLOT-VECTOR = #<SLOT-VECTOR  #x8D6863E>
>    1: (#<STANDARD-METHOD (SETF GET-VALUE) (T T BDB-INDEXED-BTREE)>  
> #<APPOINTMENT #x8D662CE> 3312658800 #<BDB-INDEXED-BTREE #x8D6862E>)
>        Locals:
>          VALUE = #<APPOINTMENT #x8CABF7E>
>          KEY = 3312658800
>          BT = #<BDB-INDEXED-BTREE #x8CAC106>
>          SC = #<BDB-STORE-CONTROLLER #x8C7E0BE>
>    2: (ADD-APPOINTMENT 3312658800 "Birthday")
>        Locals:
>          DATE = 3312658800
>          TYPE = "Birthday"
>          ENV = #<A Mac Pointer #x180E000>
>          #:G541 = 1
>          #:G543 = NIL
>          #:G540 = #<A Mac Pointer #x309450>
>          *CURRENT-TRANSACTION* = #<A Null Mac Pointer>
>          *AUTO-COMMIT* = T
>          #:G546 = #<BDB-INDEXED-BTREE #x8CAC106>
>        Catch-tags:
>          NIL
>          SLEEPYCAT::TRANSACTION
>   
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