You can use also Stratio Cassandra <https://github.com/Stratio/stratio-cassandra>, which is an open source fork of Cassandra with Lucene based full text search capabilities.
-- Andrés de la Peña <http://www.stratio.com/> Avenida de Europa, 26. Ática 5. 3ª Planta 28224 Pozuelo de Alarcón, Madrid Tel: +34 91 352 59 42 // *@stratiobd <https://twitter.com/StratioBD>*