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Home -> Community -> Usenet -> comp.databases.theory -> Re: Box query
Bob Badour wrote:
> Yes, there is something special about this query. Assume some queries
> are not special. We can then divide all queries into two sets: special
> queries and nonspecial queries. Membership in the latter set would be a
> special property of those queries leading to a contradiction. Therefore,
> all queries are special.
The benefits of formal reasoning in a nutshell. Wow.
> Other reasons are: it depends heavily on inequality, negation and the
> existential quantifier.
And on structural changes. But that's beyond you, I fear. Received on Fri Apr 21 2006 - 20:07:52 CDT
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