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By Djkiou
via javacodegeeks.com
Published: Jan 02 2013 / 08:08

Apache LuceneTM is a high-performance, full-featured text search engine library written entirely in Java. It is a technology suitable for nearly any application that requires full-text search, especially cross-platform.Lucene can plain text, integers, index PDF, Office Documents. etc.,How Lucene enables Faster Search?Lucence creates something called Inverted Index. Normally we map document -> terms in the document. But, Lucene does the reverse. Creates a index term -> list of documents containing the term, which makes it faster to search.
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