Re: Oracle2PostgreSQL Migration with PL/pgSQL
From: Holger Baer <holger.baer_at_science-computing.de>
Date: Mon, 10 Mar 2003 18:10:02 +0100
Message-ID: <3E6CC6EA.7020002_at_science-computing.de>
>
> <snip>
>
>
>
> Hey, not fair! Don't put us in the same box as *Oracle's* marketing
> department.
>
> As you quoted, it says "superior to most commercial database systems".
> ^^^^
>
> The "most" word is kind of important to the sentence here. :)
>
> Both PostgreSQL and Oracle use MVCC. Don't think other commercial
> systems have moved to an MVCC based approach yet (if ever). From
> memory, other Open Source databases (FireBird) also use an MVCC based
> approach now too.
>
Date: Mon, 10 Mar 2003 18:10:02 +0100
Message-ID: <3E6CC6EA.7020002_at_science-computing.de>
[Quoted] Justin Clift wrote:
> DA Morgan wrote:
>
>> Guido Stepken wrote:
>
> <snip>
>
>> Apparently copying the design of the Oracle counts as doing something not >> done by "traditional" database systems. Nothing like marketing folks >> to lack >> in integrity. If Oracle isn't a "traditional" database system ... I'd >> like >> to know what is.
>
>
> Hey, not fair! Don't put us in the same box as *Oracle's* marketing
> department.
>
> As you quoted, it says "superior to most commercial database systems".
> ^^^^
>
> The "most" word is kind of important to the sentence here. :)
>
> Both PostgreSQL and Oracle use MVCC. Don't think other commercial
> systems have moved to an MVCC based approach yet (if ever). From
> memory, other Open Source databases (FireBird) also use an MVCC based
> approach now too.
>
[Quoted] Your memory is (almost) correct: FireBird aka formerly Interbase has been using MVCC ever since I can remember which is as far back as Interbase 4.x or, in other words, about 6 years.
So the 'now' in your remark is somewhat misleading ;-)
[Quoted] Best regards,
Holger Received on Mon Mar 10 2003 - 18:10:02 CET