You're going to have to be somewhat more specific. We've been using Derby + Hibernate for two years now and almost everything we needed to know could be found in the documentation. The Hibernate documentation is a little peculiar and sometimes that makes it hard to follow, but once you get a handle on how the developers think it's fairly comprehensive.
To get you started though, perhaps some sample code would help:
You're going to have to be somewhat more specific. We've been using Derby + Hibernate for two years now and almost everything we needed to know could be found in the documentation. The Hibernate documentation is a little peculiar and sometimes that makes it hard to follow, but once you get a handle on how the developers think it's fairly comprehensive.
To get you started though, perhaps some sample code would help:
http://wiki.apache.org/db-derby/DatabaseManager
(I wrote it so feel free to ask me questions directly)
Donald