learn Hadoop with lucene and solr at the next Triangle Hadoop Users Group on Sept. 14.In this talk, Lucene/Solr committer Grant Ingersoll will show how to use Hadoop to build a search index in Apache Lucene and Solr .
http://www.lucidimagination.com/blog/2010/08/19/next-triangle-hug-meeting-hadoop-with-lucene-and-solr/