H2 Database Engine

Welcome to H2, the free SQL database. The main feature of H2 are:

  • Very fast, free for everybody, source code is included
  • Written Java; can be compiled with GCJ (Linux)
  • Embedded, Server and Cluster modes
  • JDBC and (partial) ODBC API; Web Client application

Download

Version 1.0 / 2007-01-17:
download Windows Installer (2.7 MB)
download Platform-Independent Zip (3.6 MB)
All Downloads
   

Support

Forums: Help and Open Discussion

Or send an e-mail to:

 

Performance

Performance comparison
Operations/second (higher is better) - More information about this test
 

News

Email Subscription: If you like to get informed by email about new releases,
subscribe here. The email addresses of members are only used in this context.
Usually, only one mail every few weeks will be sent.

Email:

Newsfeeds: Two are available: Full text (Atom) and Header only (RSS).
If you need a newsreader: RSSOwl.
 

Contribute

You can contribute to the development of H2 by sending feedback and bug
reports, or translate the H2 Console application (files h2/src/main/org/h2/
server/web/res/_text_*.properties). Or click on the PayPal button below to
donate money. You will be listed as a supporter:

 

Feedback

You may also send questions, feature requests, or feedback of any kind here:

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