Apache Lucene is an open source query language created in 1999.

Apache Lucene is a free and open-source information retrieval software library, originally written completely in Java by Doug Cutting. It is supported by the Apache Software Foundation and is released under the Apache Software License. Lucene has been ported to other programming languages including Object Pascal, Perl, C#, C++, Python, Ruby and PHP.. Read more on Wikipedia...

• Apache Lucene Wikipedia page
• Apache Lucene first developed in Apache Software Foundation
• See also: (10 related languages)Java, Object Pascal, Perl, C#, Python, Ruby, PHP, PDF, HTML, C
• Read more about Apache Lucene on the web: 1.