> From: Martin Gainty [mailto:[EMAIL PROTECTED] 
> Subject: Re: Tomcat Performance Concerns
> 
> I would recommend a migration to true multi-threaded 
> environment with a DB which has full Transaction support
> such as Oracle

For once, I at least partially agree with Martin, but I would not use
Oracle - too expensive.  If you're moving up from Access, then MySQL
would be a several orders of magnitude improvment, and it's free.  If
you're running a Windows Server environment, you may already have SQL
Server available.  However, the Microsoft JDBC drivers for that are not
well regarded, and should be replaced by more robust open-source
versions (Google or search the Tomcat archives for recommendations):
http://marc.theaimsgroup.com/?l=tomcat-user&r=1&w=2


> I would look at breaking single-tier to three tier
> architecture to decouple the application, business
> and DB to differing structures

Don't assume that a multi-tier implementation requires multiple boxes.
It's perfectly fine to run multiple layers on a single system as long as
you don't require the ultimate in performance and isolation (and few
applications really do).

 - Chuck


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