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Avoiding parentheses
Message
De
22/09/2015 16:13:51
Michel Fournier
Level Extreme Inc.
Petit-Rocher, Nouveau-Brunswick, Canada
 
 
À
22/09/2015 16:02:57
Marcia Akins
Arkansas, États-Unis
Information générale
Forum:
Microsoft SQL Server
Catégorie:
Syntaxe SQL
Titre:
Re: Avoiding parentheses
Versions des environnements
SQL Server:
SQL Server 2012
Application:
Web
Divers
Thread ID:
01624934
Message ID:
01624944
Vues:
41
>"not (A and B)" is the same as "(not A) or (not B)"
>
>"not (A or B)" is the same as "(not A) and (not B)"
>
>http://mathworld.wolfram.com/deMorgansLaws.html

Yes, but because and OR would be part of the conditions, parentheses would still be needed.
Michel Fournier
Level Extreme Inc.
Designer, architect, owner of the Level Extreme Platform
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