Re: Who is Glenn Henry?

[Pat Barber <mboceanside@xxxxxxxxxxxxxxxx>]

Yep...sighhhh.. I meant S/34. The description I gave
was the beginning of the 400.

I gotta go take a nap.



Keith Carpenter wrote:

> Actually, the S/38 preceeded both the S/36 and DB2.
>
> Because the S/38 didn't prove to be a popular replacement for the S/34, the
> S/36 was introduced to fill the gap.  On the upper end, it competed with the
> small 4300s
>
> Early CPF releases did not have join LFs or OPNQRYF.  IBM did not offer SQL
> (I think ASC did).  Classifying it's nameless database as relational was
> always debatable.
>
>
> Keith
>
>
> ----- Original Message ----- 
> From: "Pat Barber" <mboceanside@xxxxxxxxxxxxxxxx>
> To: "Midrange Systems Technical Discussion" <midrange-l@xxxxxxxxxxxx>
> Sent: Thursday, July 29, 2004 11:51 AM
> Subject: Re: Who is Glenn Henry?
>
>
>
> > I "suspect" no one individual came up with any of those
> > subjects. Remember, the S/38 took a LOT of it's ideas
> > from the S/36. The relational data base came from the
> > big iron guys who had it for years prior to the S/38.
> > The calls came from the big iron folks. The S/38 was
> > truly a collection of ideas from everywhere.
> >
> > CLP was a combo of OCL(S/36) and JCL(MVS) in my opinion.
> >
> > The S/38 was a very odd bird at the time but really a
> > big collection of "other" ideas that finally got put
> > in a single machine.
> >
> > The MI abstract layer was the first of "new" ideas.
> > This so called "microcode" was really somthing new at
> > the time. It later proved to be a VERY good idea.
> >
> > Of course the S/36 had microcode several years earlier
> > from it's beginning in the S/34 and even much earlier
> > with the S/3.(back when the earth's crust was cooling)
> >
> >
> > Steve Richter wrote:
> >
> >
> > > Who invented command definitions and CL?
> > >
> > > Who added externally described files to RPG?
> > >
> > > Who added the CALLX to MI which made it possible for an RPG program to
>
> call
>
> > > another CL/RPG/COBOL program with parameters?
> >
> >
> > --
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>
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