If I'm not mistaken, open connections in the pool will be closed after a
period of time (if I recall correctly this was the case in ADO as well)

So connections die eventually when not used over a long period of time. 

Frans

> I was recently demonstrating an example of how connection 
> pooling (with
> SqlConnection) is local to an application domain. That means 
> that you can effectively reuse connections in a component 
> host, or ASP.NET web service or web page, but you can't reuse 
> connections between different users who are connecting 
> directly to a database in a client-server style app.
> 
> This got me thinking. By default, connection pooling is 
> enabled with SqlConnection, and when you release a connection 
> it's held in the connection pool on the local computer until 
> the application shuts down. Doesn't that mean that in a 
> client-server application, even if you are careful to close 
> the connection after every operation, the connection will 
> actually remain open in the pool? Performance monitoring with 
> SQL Server:General Statistics:User Connections seems to 
> suggest so. So if someone is designing a client-server app 
> (for example, a WinForms client that connects directly to a 
> database), shouldn't they explicitly disable connection 
> pooling to decrease connection lifetime and increase scalability?
> 
> Thoughts appreciated,
> Matthew
> 
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