Hypersonic Sql

Some articles on hypersonic sql, hypersonic:

H2 (DBMS) - History
... He also developed the Java database engine Hypersonic SQL ... In 2001, the Hypersonic SQL project was stopped, and the HSQLDB Group was formed to continue work on the Hypersonic SQL code ... The name H2 stands for Hypersonic 2, however H2 does not share code with Hypersonic SQL or HSQLDB ...