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Re: The wisdom of the object mentors (Was: Searching OO Associations with RDBMS Persistence Models)

From: Joe Van Dyk <joe.vandyk_at_boeing.com>
Date: Fri, 2 Jun 2006 04:17:25 GMT
Message-ID: <J07t90.E6A@news.boeing.com>


Joe Van Dyk wrote:

> Joe Van Dyk wrote:
> 

>> Alfredo Novoa wrote:
>>
>>> Robert Martin wrote:
>>
>>
>>
>> <snip>
>>
>> Question for the "the system's behavior needs to be in the dbms" people:
>>
>> My current view of a dbms is that it's a place to store stuff.
>> Obviously, it can be much more than that.
>>
>> Say I'm writing an e-commerce website. I'm restricted to cheap and/or
>> free databases, but feel free to assume that I'm not.
>>
>> The credit card supplied with the order needs to be verified against
>> an external encrypted web service. If the order goes through, then it
>> needs to notify another web service that fulfills the order. Once UPS
>> ships, I need to get that information from UPS. If all the rules for
>> the sytem are in the dmbs, can the dbms do all that external stuff?
>> Perhaps through stored procs?
>>
>> If so, is anyone aware of any open source web applications that do
>> have all the rules for the system in the database?
>>
>> And to you same people, do you think there's room for "application
>> databases", where applications (who may or may not use databases for
>> storing information) talk to each other through well-defined interfaces?
>>
>> Thanks,
>> Joe
> 
> 
> Doing some research, and it looks like it's quite possible.  From 
> Oracle, at least.  Interesting.
> 
> http://www.oracle.com/technology/sample_code/tech/java/jsp/samples/wsclient/Readme.html 

How do you do unit testing on dbms? Or does such a thing not make sense? Received on Thu Jun 01 2006 - 23:17:25 CDT

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