Sequoia (formerly known as the Clustered JDBC project) provides high availability and performance scalability for databases. It provides transparent database clustering (partitioning, replication, etc.)
Sequoia
Framework
Java
Database
SQL
JDBC
middleware
c-jdbc
License:ASF2.0
Derby is a Java RDBMS undergoing incubation at Apache Software Foundation. It is a fully functioned standards based JDBC & SQL RDBMS with tables, indexes, views, triggers, sub-queries, procedures, functions, transactions, isolation levels, encryption, etc.
Derby is an open-source version of the commercial “Cloudscape” database, which IBM bought several years ago.