H2 is an SQL database engine written in Java that implements the JDBC API. Embedded, server, and clustering modes are available. A browser based console application is included. The database has strong security features. Disk based and in-memory databases and tables are supported.

Changes:
The new storage engine (optimize for SSD and flash) is now ready for beta testing. A security vulnerability in the TCP server has been fixed.

URL:
H2 Database Engine

H2 Database Engine 1.3.171-0317_h2-database-engine_1.3.171.png