Re: [ebxml-bp] Episodical memory requirement

["Monica J. Martin" <Monica.Martin@Sun.COM>]

>> Anders,
>> I believe this is the purpose of the JOIN.
>>
>> To prevent something completing before all necessary prior steps have 
>> completed. 
>
> Yes, but ... the join seems to be organising sending and receiveing of 
> data messages per message type. If one wants to base sequencing of 
> data messages per content one usually needs some form of memory to 
> base business rules on. Such as OrderReference in Invoice is same as 
> OrderID for data message sent earlier.

mm1: Business rules may drive what messages can occur where. We should 
discuss today via teleconference with the editors' group because we 
touched on this yesterday. We also briefly discussed explicit sequencing 
or ordering of messages (that may be contractually bound). Thanks.