Table of Contents
UnityJDBC is the product of over 10 years of research and development in database integration and virtualization. UnityJDBC was first released in 2006 and commercial support and development has been ongoing since 2011.
Table 9.1. UnityJDBC Release History
| Release Version and Date | Major Features |
| UnityJDBC v1.0 - May 2006 | Cross-database join support, match functions, full optimizer, query by-pass |
| UnityJDBC v2.0 - May 2007 | Connection pools, DataSource connections, more functions |
| UnityJDBC v3.0 - May 2008 | Native INSERT/UPDATE/DELETE, INSERT INTO...SELECT across databases, PreparedStatements, user-defined functions |
| UnityJDBC v4.0 - August 2011 | Database dialect translation, paging using LIMIT/OFFSET, single database subqueries, result caching |
| UnityJDBC v4.1 - June 2012 | Integration with SQuirreL SQL and JasperReports, BLOB support |
| UnityJDBC v4.2 - January 2013 | Memory-optimized query execution engine, EXPLAIN for query plans, subqueries in FROM clause, improved SourceBuilder GUI |
| UnityJDBC v4.3 - June 2014 | Full subqueries, EXCEPT/INTERSECT, implementation of PooledDataSource and ConnectionPoolDataSource, support for MongoDB, TokuMX, Cassandra, and ServiceNow. |
| UnityJDBC v4.4 - May 2020 | Support for Tableau integration for Splunk and MongoDB, performance improvements, improved MongoDB nesting processing |