Apache Lucene 4.10 发布了，改进记录包括：
New TermAutomatonQuery using an automaton for proximity queries. http://blog.mikemccandless.com/2014/08/a-new-proximity-query-for-lucene-using.html New OrdsBlockTree terms dictionary supporting ord lookup. Simplified matchVersion handling for Analyzers with new setVersion
method, as well as Analyzer constructors not requiring Version. Fixed possible corruption when opening a 3.x index with NRT reader. Fixed edge case in StandardTokenizer that caused extremely slow
parsing times with long text which partially matched grammar rules.
Lucene
是apache软件基金会一个开放源代码的全文检索引擎工具包，是一个全文检索引擎的架构，提供了完整的查询引擎和索引引擎，部分文本分析引擎。
Lucene的目的是为软件开发人员提供一个简单易用的工具包，以方便的在目标系统中实现全文检索的功能，或者是以此为基础建立起完整的全文检索引擎。 | 
