Re: Convert SAP Oracle Database to IBM DB2 Database??

From: DA Morgan <damorgan_at_psoug.org>
Date: Thu, 07 Feb 2008 15:26:31 -0800
Message-ID: <1202426766.884747@bubbleator.drizzle.com>


Serge Rielau wrote:

> DA Morgan wrote:
>> Serge Rielau wrote:

>>> DA Morgan wrote:
>>>> My testing of Oracle compression versus DB2 compression indicates that
>>>> DB2 has some catching up to do.

>>> Interesting, care to elaborate? Always thriving to improve...
>>> Given Oracle's DeWitt clause I'll gladly accept any information you
>>> have by email as to not get you into trouble.
>> Going to have to disappoint you this time for reasons I am sure you can
>> appreciate.
> So an unsubstantiated claim... Aside you should use DB2 9.5 to compare 
> to Oracle 11

If I'd used Oracle 11 I would have.

But as long as you are actively participating how about a brief technical presentation from the expert explaining to us how compression in DB2 differs from that in Oracle 10g and 11g.

Please include also information as to how headers are designed and how blocks are filled? Top down as in Informix for both Top-Down and Bottom-Up as in Oracle? Or some other means.

Thanks.

-- 
Daniel A. Morgan
Oracle Ace Director & Instructor
University of Washington
damorgan_at_x.washington.edu (replace x with u to respond)
Puget Sound Oracle Users Group
www.psoug.org
Received on Thu Feb 07 2008 - 17:26:31 CST

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