JDBWC is a Java JDBC Driver with its own server written-in-PHP. Suited to Java applications that require JDBC access across wide area networks like the internet but do not wish to expose the remote database-server through the remote hosts firewall.
The driver is well suited for connecting Java client applications to a (dynamic) websites database without risking the security of the database server since all exchanges use PHP as a relay agent.
The JProgress project provides tools for connectivity with Java clients and the Progress database. JProgress provides an n-tier software architecture for database access for executing remote requests over WANs and the Internet.
Tiger is an object-oriented database, written in java. It uses the concept of primary keys, aggregates, relations and indexes for finding java objects in persistent storage. Tiger have support for transactions and remoteaccess.