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Re: cdt glossary - TABLE

From: Jan Hidders <jan.hidders_at_REMOVETHIS.pandora.be>
Date: Wed, 13 Jul 2005 22:20:50 GMT
Message-ID: <6tgBe.144148$Ss5.7589091@phobos.telenet-ops.be>


Paul wrote:
> Jan Hidders wrote:
>

>>>You could say the table header is an (unordered) set of column names.
>>
>>That would be true (well, not exactly, but anyway) in the relational
>>model,

>
> why not exactly?

It also associates with each column name a domain, or, more formally, next to the set of column names it contains a function that maps each column name in that set to a domain (or a domain name).

Received on Wed Jul 13 2005 - 17:20:50 CDT

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