Re: Pre-relational, post-relational, 1968 CODASYL "Survey of Data Base Systems"

From: Ken North <knorth2_at_deletethis.yahoo.com>
Date: Tue, 4 May 2004 23:33:52 -0700
Message-ID: <c7ad5j$jmr$1_at_ngspool-d02.news.aol.com>


"Lauri Pietarinen" <lauri.pietarinen_at_atbusiness.com> wrote in message news:e9d83568.0405030213.562eae16_at_posting.google.com...
> > At a database conference in 1998, I heard that IBM was actually experiencing
an
> > increase in the number of IMS licensees.
>
> OK, but was this an increase in IMS/TM or IMS/DB (=DL/I) licenses?
> That makes all the difference.

The person relaying this information said "IMS" -- nothing more specific.

A more recent comparison is available. IBM's Janet Perna did a May 3 presentation that shows IBM's distributed database revenue is $9.6 billion. It's host database revenue is $3.1 billion. Received on Wed May 05 2004 - 08:33:52 CEST

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