Plateforme Level Extreme
Abonnement
Profil corporatif
Produits & Services
Support
Légal
English
DBC for views
Message
De
21/09/2004 13:51:13
Mike Yearwood
Toronto, Ontario, Canada
 
 
À
21/09/2004 13:45:39
Walter Meester
HoogkarspelPays-Bas
Information générale
Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Titre:
Divers
Thread ID:
00944541
Message ID:
00944651
Vues:
43
Hi Walter

>>But the real question is, do you know if there is any truth to the idea that the transaction is "safe" since all tables are in a single DBC?
>
>It is also 'safe' if the tables are accross different DBCs. It really does not matter. If wrapping updates in mutliple DBCs into one transaction, and the transactions fails and you do a rollback all changes are rolled back.

Well, it's Drew's opinion that there is a risk which I'm trying to understand by getting more input on it.

>
>And of course a VFP transaction is not really safe compared to the ACID properties found in SQL server. If during the transaction the power goes off, you don't know what you'll end up with.

I know. But that's not the point here.

>
>>The whole point of this second DBC is to have it on the local machine along with the exe.
>
>Why not including it into the executable itself?

If I'm not mistaken, the view requires a lock on the DBC. This lock cannot be obtained if the DBC is in the exe.
Précédent
Suivant
Répondre
Fil
Voir

Click here to load this message in the networking platform