Configuring Quercus to talk to JavaDB

I am trying to get the Quercus PHP engine to connect with the JavaDB. I have successfully deployed Quercus in Glassfish, but I can't get Quercus to successfully connect with my database in JavaDB. C开发者_开发知识库an anyone point me to an article or tutorial that treats this subject?

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Alternatives are describe here: http://www.caucho.com/resin-3.1/doc/quercus.xtp#databases

The jdbc driver should be include in the Derby distribution (/lib/derbyclient.jar).