Lucene's performance, simplicity, disarming ease-of-use, and best practices are covered in this look at the highly scalable, fast, and pure Java search engine. Newly documented solutions explain what Lucene is and how it works and how it can be used in a variety of real-world applications such as Nutch. Users will also use this guide to understand and solve "analysis paralysis," employ advanced searching techniques, such as filtering and custom query parsing, and handle a variety of document types such as Word, PDF, HTML, and XML.