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Re: A searchable datastructure for represeting attributes?

From: Ilya Zvyagin 2147483647 <ziv_at_fct.ru>
Date: Fri, 1 Mar 2002 13:58:22 +0300
Message-ID: <1014979926.653000@gatekeeper.fct.ru>


Hello, Nuno!
You wrote on Fri, 01 Mar 2002 10:12:45 GMT:

 NS> What makes them more efficient by moving them away from the data  NS> they are supposed to keep the integrity of?

Let's think of a situation when we need to add a new domain to our relational DB with some very odd rules for its possible values.

F.e. ISO container numbers (what is familiar to me) should have a verifying digit at the end.

And please don't say anything about triggers.



Ilya Zvyagin, First Container Terminal of SPb Sea Port e-mail: masterziv@*KILLSPAM*mail.ru - personal, ziv@*KILLSPAM*fct.ru - business. ICQ UID: 29427861(MasterZIV) Received on Fri Mar 01 2002 - 04:58:22 CST

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