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Re: Theoretical definition for the number of unique values?

From: DA Morgan <damorgan_at_psoug.org>
Date: Fri, 13 Apr 2007 08:47:30 -0700
Message-ID: <1176479243.134899@bubbleator.drizzle.com>


David Kerber wrote:

>> True. There's no point in having duplicate rows, cause you can't tell
>> which one you're handling :-)

>
> True, but are you telling me you've never had it happen accidentally??

Assuming the database is being used as more than an electronic form of Excel or 3x5 cards ... no. Primary key constraints were invented for a reason. Like seat belts they are most useful when used.

-- 
Daniel A. Morgan
University of Washington
damorgan_at_x.washington.edu
(replace x with u to respond)
Puget Sound Oracle Users Group
www.psoug.org
Received on Fri Apr 13 2007 - 10:47:30 CDT

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