RE: Anyone with experience with MMOG and databases?

  • From: "Leandro Guimaraes Faria C. Dutra" <ldutra@xxxxxxxxxxxxx>
  • To:
  • Date: Fri, 12 Aug 2005 15:27:27 -0300

oracle-l-bounce@xxxxxxxxxxxxx gravou em 2005-08-12 15:25:19:

> PostgreSQL is not a commercial product.

        Yes, it is.  There are several vendors to it.  From the top of my
head, at least SRA and dbExperts, but I am sure there are others.  Fujitsu
is funding it, BTW.

> I will not comment on that one; Ingres
> used to be quite good in the old days.

        It is still there, but I understand QUEL has been corrupted.

> About IBM DB2, which DB2 flavor do you mean? it was a brilliant move
from IBM
> marketing to call all their (mutually nonexchangeable and even

        What do you mean by 'nonexchangeable and even non-comparable'?

> database products "DB2". If you refer to the mainframe product, I
> sort of agree
> -- although even that product lacks some serious stuff.

        For example?

> The other products they
> call DB2 are inferior to Oracle.

        Can you specify why do you think it so?  I'd be grateful.

> SQL/PSM is *not* part of core SQL

        Yet it is important.

> and I personally think the Oracle
> proprietary PL/SQL language is much better and more efficient


> The other two issues you mention (DATE datatype and
> CONNECT BY) were implemented many, many years before even the very first
> lousy SQL standard (SQL86) was established.

        And badly so.

> Backward compatibility issues make
> it tough to "fix" such things

        Borland dit that in a quite elegant way: a switch specifying
proprietary or compliant behaviour settable by each application as it gets
ported to ISO SQL.

Leandro Guimarães Faria Corcete DUTRA
Administrador de Bases de Dados      +55 (11) 4390 5383
Toyota do Brasil Ltda              ldutra@xxxxxxxxxxxxx
São Bernardo do Campo, SP                        BRASIL

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