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SQLExec to return empty record
Message
De
19/03/2003 12:57:19
Michel Fournier
Level Extreme Inc.
Petit-Rocher, Nouveau-Brunswick, Canada
 
 
À
19/03/2003 12:53:50
Michael Levy
Cincinnati, Ohio, États-Unis
Information générale
Forum:
Visual FoxPro
Catégorie:
Client/serveur
Titre:
Re: SQLExec to return empty record
Divers
Thread ID:
00767402
Message ID:
00767668
Vues:
8
>SQL Server's optimizer is smart enough to recognize that the predicate always evaluates to FALSE. So it doesn't have to do anything except form the metadata that makes up the result set.

Thanks, that explains it quite good.
Michel Fournier
Level Extreme Inc.
Designer, architect, owner of the Level Extreme Platform
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