History and Roadmap - H2
2019-3-13 · The development of H2 was started in May 2004, but it was first published on Deceer 14th 2005. The original author of H2, Thomas Mueller, is also the original developer of Hypersonic SQL. In 2001, he joined PointBase Inc. where he wrote PointBase Micro, a commercial Java SQL database. At that point, he had to discontinue Hypersonic SQL.