Java DB is based on Apache Derby and is Sun's redistribution of this last
one.
It is a fully transactional, Java technology-based relational database with
support for open standards such as SQL, JDBC, Java EE, Java ME CDC �
concurrent users, triggers, Java stored procedures and encryptable
databases, it is only 2 MB and free

http://blogs.sun.com/FrancoisOrsini/entry/java_db_is_now_part

other new things in jdk 1.6 (just released)

http://www.infoq.com/news/Top-10-New-Things-In-Java-6

--
developer flamerobin.org


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