PolePosition benchmark results

Barcelona: writes, reads, queries and deletes objects with a 5 level inheritance structure

db4o/4.5.200: the open source object database for Java and .NET
JDBC/HXTT Access: lightweight 100% Java engine for Microsoft Access version from 95, 97, 2000, XP, 2002, to 2003
JDBC/MySQL: the world's most popular open source database
JDBC/Mckoi: an open source Java SQL database system
JDBC/Derby: the Apache Derby project
JDBC/HSQLDB: lightweight 100% Java SQL database engine