Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!uflorida!haven!vrdxhq!daitc!daitc.daitc.mil
From: jkrueger@daitc.daitc.mil (Jonathan Krueger)
Newsgroups: comp.databases
Subject: Re: Ingres is making me mad!!
Message-ID: <354@daitc.daitc.mil>
Date: 26 Feb 89 07:31:23 GMT
References: <1229@dogie.edu>
Sender: jkrueger@daitc.daitc.mil
Reply-To: jkrueger@daitc.daitc.mil (Jonathan Krueger)
Organization: Defense Applied Information Technology Center
Lines: 12
In-reply-to: pscaaf@vms.macc.wisc.edu (Ron Peterson)

In article <1229@dogie.edu>, pscaaf@vms (Ron Peterson) writes:
>If you will represent the response of several questions as one column using
>character strings you will reduce the number of columns that you will need.
>"ynuyn" would correspond to 5 questions y n u y n

How do you remove a question?

Yes, it can be done.  But workarounds that preserve at least 1NF are
highly desirable.

-- Jon
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