I am delighted to announce the availability of Hadoop Release 1.0.0.

This release is from the stable 0.20-security code line, and includes
support for:

   - HBase (append/hsynch/hflush) and Security
   - Webhdfs (with full support for security)
   - Performance enhanced access to local files for HBase
   - Other performance enhancements, bug fixes, and features
   - All version 0.20.205 and prior 0.20.2xx features
Please see the complete Hadoop 1.0.0 Release
Notes<http://hadoop.apache.org/common/docs/r1.0.0/releasenotes.html>for
details.

Best regards,
--Matt Foley
Release Manager

On 29.12.2011 Matt Foley wrote:
> I am delighted to announce the availability of Hadoop Release 1.0.0.

Just for reference - what was published in German IT press about it:

http://www.heise.de/newsticker/meldung/Hadoop-1-0-ist-fertig-1402010.html
http://www.golem.de/1112/88715.html
Isabel