[Dev] ZODB is not a Storage Technology (Re: other formats )
Michael R. Bernstein
webmaven at lvcm.com
Sun Nov 3 13:44:06 PST 2002
On Sun, 2002-11-03 at 12:48, Eric Gerlach wrote:
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> At 12:16 PM 03/11/02 -0800, Michael R. Bernstein wrote:
> >The ZODB is not in and of itself a Storage technology. It is a Python
> >object persistence layer, that has a pluggable storage back-end.
> Woah there Micheal. I never once mentioned ZODB. If we fix our
> thinking in terms of the technology, we lose sight of the real design
> issues, which have nothing to do with choosing technology. If all you
> have is a hammer, everything looks like a nail.
> My diagram was designed to show that whatever abstraction Chandler
> data takes should have its own layer. There's no need to diagram the
> internals of ZODB... if you like, replace "Data" in my diagram with
Eric, please notice that I was replying to David's posting, where it was
clear to me he was thinking of the ZODB as a Storage model, when it's
really an abstraction layer on the order of what he was looking for.
I was trying to clear up a misperception, not advocating the ZODB
per-se. Please notice I didn't label any part of the diagram 'ZODB'. I
*can't* advocate the ZODB much, because I'm no more certain of the
requirements that led to it's selection than anyone else on this list.
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