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Re: So what's null then if it's not nothing?

From: Jon Heggland <heggland_at_idi.ntnu.no>
Date: Thu, 24 Nov 2005 09:45:48 +0100
Message-ID: <MPG.1def9c2ad76e2619989709@news.ntnu.no>


In article <1132798608.160942.270970_at_o13g2000cwo.googlegroups.com>, michael_at_preece.net says...
> If you have a text/string field and it can have an empty string what
> have you got? What is the value of the data? How does that value differ
> from "no value at all"? Question mark.

Are two variables/"fields" (of the same type) with "no value at all" equal?

-- 
Jon
Received on Thu Nov 24 2005 - 02:45:48 CST

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