Old DB systems (was Re: What's Wrong With ORM)
Chris Benson
chrisb at jesmond.demon.co.uk
Sat Mar 25 16:54:34 GMT 2006
On Fri, Mar 24, 2006 at 05:29:47PM +0100, Robin Berjon wrote:
> Hi,
>
> As it happens, I'm now looking into working on a project for which
> knowledge of how DBs of the old days (say C-ISAM) worked internally
> would be useful. Does anyone here happen to have pointers, knowledge
> to share, etc.? It's all fun and games to have loads of disk space,
> RAM, CPU, and whatever else until you try to work with a feature
> phone :)
1/ I really don't think you can call C-ISAM a database. (But I suppose
if MS can get away with calling Access a database ...).
2/ I have a C-ISAM 3.10 manual (in hard slip case - they don't make
manuals like that anymore) and a (p'back) C-ISAM Programmer's Manual
version 5.0 less than a meter from me.
3/ I've probably got somewhere a backup tape with code and binaries for
'cisamdtisqlperl' that I used to ship with the legal accounting system I
was responsible for 10+years ago. Whether I can find said tape and then
whether I have a drive to read it ...
--
Chris Benson
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