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ODBC looses connection after a while
Message
De
08/11/2013 15:50:43
 
 
À
08/11/2013 15:23:58
Information générale
Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Versions des environnements
Visual FoxPro:
VFP 9 SP1
OS:
Windows 7
Network:
Windows 2003 Server
Database:
MS SQL Server
Application:
Web
Divers
Thread ID:
01587574
Message ID:
01587585
Vues:
45
This message has been marked as a message which has helped to the initial question of the thread.
>>If I'm looking for reliability I have connections open only the bare minimum amount of time needed to communicate with the backend. It used to be expensive to frequently connect and disconnect like that, but my understanding is modern versions of RDBMSs cache or pool connections so there's not much impact.
>
>Yes, this is what I recommanded. But, I was just trying to see if this is a normal behavoir that it reacts like that.

The client-side software (Native Client, ODBC driver etc.) you're using to connect to the backend is its own process, it's not part of your app. As such it can do its own connection monitoring, pop up error messages or anything else it wants to do.

It looks like in some cases it's possible to instruct the client-side software what to do in case of errors e.g. http://technet.microsoft.com/en-us/library/hh213129.aspx

If you're going to wrap your queries in open/close wrappers then this all becomes moot anyways.
Regards. Al

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