Re: 1GB Tables as Classes, or Tables as Types, and all that refuted
From: Ja Lar <ingen_at_mail.her>
Date: Sat, 11 Dec 2004 12:06:35 +0100
Message-ID: <41bad4c1$0$233$edfadb0f_at_dread11.news.tele.dk>
>> On Fri, 03 Dec 2004 19:34:06 GMT, Jan Hidders
>> <jan.hidders_at_REMOVETHIS.pandora.be> wrote:
>>
>>>I already did that in this thread and you chose to ignore it.
>>
>> Do you mean this?
>>
>>>>From a scientific point the situation is actually very simple. The
>>>>hypothetis predicts that you run into certain problems when you build
>>>>DBMSs that are based on this principle. However, such databases have
>>>>been built and the problems weren't there.
>>
>> The problems are not in the construction of the DBMSs they are in the
>> use of such DBMSs.
>>
>>>> What is nonsense are OODBMS and XMLDBMS research.
>>>
>>>Just repeating a claim is not very interesting. Actually supplying some
>>>evidence for it would really help the discussion.
>>
>> OODBMSs inherit most of the problems of the Network DBMSs and XML
>> DBMSs inherit most of the problems of the Hierarchical DBMSs. Both
>> were a return to a wrong and abandoned path, and they are being
>> abandoned again due to the same problems.
>
> Name one precise problem that the hierarchical DBMS's... <snip>
Date: Sat, 11 Dec 2004 12:06:35 +0100
Message-ID: <41bad4c1$0$233$edfadb0f_at_dread11.news.tele.dk>
"Dawn M. Wolthuis" <dwolt_at_tincat-group.comREMOVE> ...
> "Alfredo Novoa" <alfredo_at_ncs.es> wrote in message > news:41b823f0.6049750_at_news.wanadoo.es...
>> On Fri, 03 Dec 2004 19:34:06 GMT, Jan Hidders
>> <jan.hidders_at_REMOVETHIS.pandora.be> wrote:
>>
>>>I already did that in this thread and you chose to ignore it.
>>
>> Do you mean this?
>>
>>>>From a scientific point the situation is actually very simple. The
>>>>hypothetis predicts that you run into certain problems when you build
>>>>DBMSs that are based on this principle. However, such databases have
>>>>been built and the problems weren't there.
>>
>> The problems are not in the construction of the DBMSs they are in the
>> use of such DBMSs.
>>
>>>> What is nonsense are OODBMS and XMLDBMS research.
>>>
>>>Just repeating a claim is not very interesting. Actually supplying some
>>>evidence for it would really help the discussion.
>>
>> OODBMSs inherit most of the problems of the Network DBMSs and XML
>> DBMSs inherit most of the problems of the Hierarchical DBMSs. Both
>> were a return to a wrong and abandoned path, and they are being
>> abandoned again due to the same problems.
>
> Name one precise problem that the hierarchical DBMS's... <snip>
Please, move this new subject to a new thread. I foresee a looong debate about issues around "XML data model" etc... That is way beyond Mr. Gittens paper. Received on Sat Dec 11 2004 - 12:06:35 CET