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From: "Tony Andrews" <andrewst@onetel.com>
Newsgroups: comp.databases.theory
Subject: Re: Arbitrary Constraints
Date: 26 Oct 2004 09:54:35 -0700
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Vadim Tropashko wrote:
> Here is ASCII snippet of an article I submitted to dbazine a week
ago:
<SNIP>
> Materialized Views
> ^^^^^^^^^^^^^^^^^^
> Now that the idea of implementing complex constraints via check
> constraints on materialized views looks sound, we can investigate
other
> cases.
<SNIP>

That's strange!  I have been working along the same lines:

http://tonyandrews.blogspot.com/2004/10/enforcing-complex-constraints-in.html