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Re: What databases have taught me

From: Robert Martin <unclebob_at_objectmentor.com>
Date: Fri, 30 Jun 2006 20:27:10 -0500
Message-ID: <2006063020271037709-unclebob@objectmentorcom>


On 2006-06-28 22:05:27 -0500, "topmind" <topmind_at_technologist.com> said:

> Arrrrrg! Hierarchy taxonomies (sub-types) of people, companies, or
> products is a BIG NO-NO! Even you agreed that "OO is not about
> hierarchies".

They are not a big No-No all by themselves. Most applications are complex enough that simply structures like this are naive, but they aren't forbidden, especially if the app is simple.

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Robert C. Martin (Uncle Bob)  | email: unclebob_at_objectmentor.com
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Received on Fri Jun 30 2006 - 20:27:10 CDT

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