Plateforme Level Extreme
Abonnement
Profil corporatif
Produits & Services
Support
Légal
English
SQL Help
Message
 
 
À
02/08/2007 11:21:21
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Titre:
Versions des environnements
Visual FoxPro:
VFP 9 SP1
OS:
Windows XP SP2
Network:
Windows 2000 Server
Database:
Visual FoxPro
Divers
Thread ID:
01245144
Message ID:
01245508
Vues:
32
>>Nice and simple. Do you think it's better than derived table? What is the difference in speed of execution?
>
>It is faster because VFP
>execute an on place filtering, respect to a filtering copy as derived table.
>
>But remember that VFP don't optimize HAVING.
>In this case it doesn't care because the OR Logic remove every optimizable way

Thanks a lot for the explanation.
If it's not broken, fix it until it is.


My Blog
Précédent
Répondre
Fil
Voir

Click here to load this message in the networking platform