lucene/docs/features.html

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<meta name="author" value="Ted Husted">
<meta name="email" value="husted@apache.org">
<title>Jakarta Lucene - Features - Jakarta Lucene</title>
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<a href="http://jakarta.apache.org"><img src="http://jakarta.apache.org/images/jakarta-logo.gif" border="0"/></a>
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<a href="http://jakarta.apache.org/lucene/docs/"><img src="./images/lucene_green_300.gif" alt="Jakarta Lucene" border="0"/></a>
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<p><strong>About</strong></p>
<ul>
<li> <a href="./index.html">Overview</a>
</li>
<li> <a href="./features.html">Features</a>
</li>
<li> <a href="./applications.html">Applications</a>
</li>
<li> <a href="./background.html">Background</a>
</li>
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<p><strong>Documentation</strong></p>
<ul>
<li> <a href="http://www.lucene.com/cgi-bin/faq/faqmanager.cgi">FAQs</a>
</li>
<li> <a href="../api/overview.html">Javadoc</a>
</li>
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<p><strong>Download</strong></p>
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<li> <a href="http://jakarta.apache.org/site/binindex.html">Binaries</a>
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<li> <a href="http://jakarta.apache.org/site/sourceindex.html">Source Code</a>
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<li> <a href="http://jakarta.apache.org/site/cvsindex.html">CVS Repositories</a>
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<p><strong>Community</strong></p>
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<li> <a href="./whoweare.html">Who We Are</a>
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<li> <a href="./powered.html">Powered by Lucene</a>
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<li> <a href="./resources.html">Resources</a>
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<p><strong>Jakarta</strong></p>
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<li> <a href="http://jakarta.apache.org/site/acknowledgements.html">Acknowledgements</a>
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<li> <a href="http://jakarta.apache.org/site/contact.html">Contact</a>
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<a name="FEATURES"><strong>FEATURES</strong></a>
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<blockquote>
<h3>Lucene offers powerful features through a simple API</h3>
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<a name="Scalable, High-Performance Indexing"><strong>Scalable, High-Performance Indexing</strong></a>
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<blockquote>
<ul>
<li>over 200MB/hour on Pentium II/266<br /></li>
<li>incremental indexing as fast as batch indexing</li>
<li>small RAM requirements -- only 1MB heap</li>
<li>index size roughly 30% the size of text indexed</li>
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<a name="Powerful, Accurate and Efficient Search Algorithms"><strong>Powerful, Accurate and Efficient Search Algorithms</strong></a>
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<blockquote>
<ul>
<li>ranked searching -- best results returned first</li>
<li>boolean and phrase queries</li>
<li>fielded searching (e.g., title, author, contents)</li>
<li>date-range searching</li>
<li>multiple-index searching with merged results</li>
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<a name="Simple API's allow developers to ..."><strong>Simple API's allow developers to ...</strong></a>
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<blockquote>
<ul>
<li>incorporate new document types</li>
<li>localize for new languages (already handles most European languages)</li>
<li>develop new user interfaces</li>
</ul>
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<a name="Cross-Platform Solution"><strong>Cross-Platform Solution</strong></a>
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<blockquote>
<ul>
<li>100%-pure Java</li>
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<div align="center"><font color="#525D76" size="-1"><em>
Copyright &#169; 1999-2001, Apache Software Foundation
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