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From Rick Hillegas <Richard.Hille...@Sun.COM>
Subject Re: Embedded and Network Simultaneous Connections
Date Thu, 06 Nov 2008 15:26:41 GMT
Note that it's possible for application A to startup the network server 
in a separate thread. That is, application A and the network server 
could run in the same VM. In this scenario, Ole gets what he wants. For 
more information on this, please see the section titled "Starting the 
Network Server from a Java application" in the Derby Admin Guide: 

Hope this helps,

Ole Ersoy wrote:
> Hi Michael,
> Thanks for the clarification.  That answers my question.
> Thanks again,
> - Ole
> derby@segel.com wrote:
>>> -----Original Message-----
>>> From: Ole Ersoy [mailto:ole.ersoy@gmail.com]
>>> Sent: Thursday, November 06, 2008 8:29 AM
>>> To: derby-user@db.apache.org
>>> Subject: Embedded and Network Simultaneous Connections
>>> Hi,
>>> I was wondering if it's possible for a network client to connect to a
>>> derby instance running in embedded mode.  So in other words client A is
>>> running embedded derby, and (client B - Separate JVM) wants to 
>>> connect to
>>> it using the network driver.
>>> Thanks,
>>> - Ole
>> I don't think your question make sense.
>> If you're running Derby in embedded mode, then you don't have a 
>> "client",
>> you have an application which has a derby database embedded in it.
>> So I think your question becomes "Application A has derby embedded in 
>> it. A
>> separate application B, on a different JVM, would like to connect to the
>> Derby instance running in A."
>> Since you specified that the instance of Derby is embedded there is no
>> network service started and thus you can't connect to that instance 
>> of Derby
>> unless you write your own service as part of application A.

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