PolePosition benchmark results

http://www.polepos.org
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Circuits

Complex
write, read, query, update and delete complex object graph
Nestedlists
write and read nested lists
Inheritancehierarchy
writes, reads, queries and deletes objects with a 5 level inheritance structure
Flatobject
write, query, update and delete indexed flat objects

Teams

db4o/8.0.174.15231
the open source object database for Java and .NET
JDBC/HXTT DBF
lightweight 100% Java engine for Xbase database (dbase, Visual DBASE, SIx Driver, SoftC, Codebase, Clipper, PowerPlus, Foxbase, Foxpro, VFP(3.0,5.0,7.0,8.0,9.0, 10), xHarbour, Halcyon, Apollo, Goldmine, and BDE)
JDBC/MySQL
the world's most popular open source database
JDBC/Mckoi
an open source Java SQL database system
JDBC/PostgreSQL
the world's most advanced open source database
JDBC/JavaDB
Sun's supported distribution of Apache Derby
JDBC/HSQLDB
lightweight 100% Java SQL database engine

Overview