Re: theory and practice: ying and yang

On Thu, 26 May 2005 08:48:41 GMT, "mountain man" <hobbit_at_southern_seaweed.com.op> wrote:

>> A person can consider multiple points of view, but he should not state
>> contradictorial points of view.
>
>One should be prepared for anything in this world.

Indeed, one should be prepared for any kind of shameful arguments from people that don't know the most elementary rules of logic and reasoning.

>Practice has substantially changed because the market place
>in these last 20 years has seen the emergence of what IBM,
>Oracle and Microsoft call the RDBMS -- what you call the
>SQL DBMS.
SQL DBMS are older than 20. Oracle V4 was released in 1984.

>Clearly what IBM, Oracle and Microsoft term RDBMS software
>is DBMS software, which has some right to be termed relational.

And an Isetta has some right to be termed "sport car".

>> The industry is not taking full advantage of the Relational Model.
>
>
>Vendors IBM, Oracle and Microsoft are taking a large advantage
>of the RM.

But a little part of its full advantage.

>Other implications include the possibility that Date has made the
>subject of database systems theory unnecessarily esoteric and
>pedantic, at the expense of usefulness.

A very ill reasonement. It is exactly the contrary.

SQL DBMS vendors have made the database systems practice unnecesarily complex and esoteric at expense of usefulness.

Date's approach is scientifical and the esoterism is in your side. The thread's subject is a good example of that.

Regards Received on Thu May 26 2005 - 15:52:53 CEST