H2 is an SQL database engine written in Java thatimplements the JDBC API. Embedded, server, andclustering modes are available. A browser basedconsole application is included. The database hasstrong security features. Disk based and in-memory databases and tables are supported.License: Eclipse Public LicenseChanges:
Built-in data types can now only be changed if notables exist. DatabaseMetaData.getPrimaryKeys: Thecolumn PK_NAME now contains the constraint nameinstead of the index name. The license was changeda bit: previously, the license was modified to say"Swiss law". This is changed back to the original"US law". Statement.setQueryTimeout did not workcorrectly for some statements. Nested IN(..)constructs did not always work.[](http://feedads.googleadservices.com/~at/NokeEBOKhTXxyvadTXq\_MIj7Mq0/a)