Re: Null and Not Null

From: "Robert B(dot) Easter" <reaster(at)comptechnews(dot)com>
To: "Mike Hammonds" <mhammonds(at)knowledgeinenergy(dot)com>, <pgsql-novice(at)postgresql(dot)org>
Subject: Re: Null and Not Null
Date: 2000-12-26 23:17:50
Message-ID: 00122618175002.09238@comptechnews
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Look at http://www.comptechnews.com/~reaster/dbdesign.html#three-valued-logic
Might be helpful.

On Tuesday 26 December 2000 10:43, Mike Hammonds wrote:

> > ** Reply Requested When Convenient **
>
> Can some one please help me understand Null and Not Null
>
> Thanks
>
> Mike Hammonds, CNE5, MCP-NT
> Fellon-McCord & Associates, Inc.
> Office: 502.214-6324
> Fax: 502.426.8800
> mhammonds(at)knowledgeinenergy(dot)com
> Show Me the Code!!

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