Horton

Re: Null and Not Null

Robert B. Easter <reaster@comptechnews.com>

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From: "Robert B. Easter" <reaster@comptechnews.com>
To: "Mike Hammonds" <mhammonds@knowledgeinenergy.com>, <pgsql-novice@postgresql.org>
Date: 2000-12-26T23:17:50Z
Lists: pgsql-novice 
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@knowledgeinenergy.com
> Show Me the Code!!

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