Re: Object-relational impedence
Date: Tue, 4 Mar 2008 10:36:24 +0100
Message-ID: <eu7thvmetdrl.1h303edvpyjg2$.dlg_at_40tude.net>
On Mon, 3 Mar 2008 23:03:41 +0000, Eric wrote:
> On 2008-03-03, Robert Martin <unclebob_at_objectmentor.com> wrote:
No. OO stands for modeling, that might include data being modeled or
serving as models. It also might mean absence of data. In short, data are
irrelevant.
>>
>> There is indeed more to it than that. OO and RDB are both strategies
>> for partitioning data.
>> However, the motivation behind the partitioning
>> is completely different. OO partitions data based on the way a
>> particular application will process that data. RDBs partition data
>> based on how many different applications will need to access that data.
>
> No, RDBs partition data so that it is sensibly and easily available to
> any possible application. So if you use OO you are saying "there will
> never be any other application that will need my data".
No, it is engineering which says so. It translates as "put the requirements first," or simpler "pigs do not fly."
-- Regards, Dmitry A. Kazakov http://www.dmitry-kazakov.deReceived on Tue Mar 04 2008 - 10:36:24 CET