Rick, Thanks for the quick response and help. If that is the case (i.e. there is a race condition possibility), why would you recommend shutting down the engine first?
Yoel -----Original Message----- From: Rick Hillegas [mailto:[email protected]] Sent: Monday, September 09, 2013 10:02 AM To: [email protected] Subject: Re: Network Server startup and shutdown On 9/9/13 6:56 AM, Yoel Spotts wrote: > Rick, > > Interesting. Thanks for the info. > > Can you help me understand this a little better: if I shutdown the engine (by > calling DriverManager.getConnection("jdbc:derby:;shutdown=true")), won't the > network service be "orphaned" (i.e. a network service without an underlying > engine -- even if for a only a short period of time)? Yes, that's true. If you are worried about that race condition, you can bring the server down first and then the engine. Hope that's more useful for you, -Rick > Thanks > > Yoel > > -----Original Message----- > From: Rick Hillegas [mailto:[email protected]] > Sent: Monday, September 09, 2013 9:43 AM > To: [email protected] > Subject: Re: Network Server startup and shutdown > > On 9/4/13 10:27 AM, Yoel Spotts wrote: >> I am starting a network server in addition to an embedded server. I'd >> like to do this programmatically, by calling >> >> NetworkServerControl server = new NetworkServerControl(); >> >> server.start (null); >> >> as described here: >> http://docs.oracle.com/javadb/10.5.1.1/adminguide/tadminconfig814963. >> h >> tml >> >> My question is: should I start the network server first or the >> embedded server? >> > Hi Yoel, > > This can be a little puzzling for people who are familiar with non-embedded > databases. I think what you mean is the network server and the embedded > engine. There is no such thing as an embedded server. The network server > boots the derby engine as needed. You don't need to boot the engine. >> And when shutting down, which one should I shutdown first? >> > I would recommend bringing down the engine first and then the server. > > Hope this helps, > -Rick >> Thanks! >> >> Yoel Spotts >> >
