Re: What databases have taught me

From: Daniel Parker <danielaparker_at_gmail.com>
Date: 28 Jun 2006 05:41:05 -0700
Message-ID: <1151498465.176652.218010@75g2000cwc.googlegroups.com>

Robert Martin wrote:
>
> It is not hiearchy that drives OO, it is dependency management. It is
> the decoupling of callers from callees through the mechanisms of
> dynamic polymorhism that is the driving force behind OO design.
>

It's a matter of perspective. From the perspective of web services people, for example, all of your examples of decoupling are in fact examples of tight coupling, through dependencies on language bindings and platform. From the web services perspective, decoupling is achieved through the standardization of the format of documents.

Regards,
Daniel Parker Received on Wed Jun 28 2006 - 07:41:05 CDT