Sequoia : A transparent middleware solution offering clustering, load balancing and failover services for any database

Sequoia provides high availability and performance scalability for databases. It provides transparent database clustering (partitioning, replication, etc.) to any Java application through JDBC. It works with any Java application without code modification and with any database engine. It has been successfully tested with Tomcat, JBoss, JOnAS, WebSphere, MySQL, PostgreSQL, Apache Derby, HSQLDB, SAP DB, Oracle, DB2, Sybase, MS SQL Server, Firebird, and more.