SOLR索引分项大小
问题描述:
我有我的“文本”字段定义如下:SOLR索引分项大小
<fieldType name="text" class="solr.TextField" positionIncrementGap="100" omitNorms="false">
<analyzer type="index">
<tokenizer class="solr.NGramTokenizerFactory" minGramSize="3" maxGramSize="15" />
<!-- <tokenizer class="solr.WhitespaceTokenizerFactory"/> -->
<!-- in this example, we will only use synonyms at query time -->
<filter class="solr.SynonymFilterFactory" synonyms="synonyms.txt" ignoreCase="true" expand="true" />
<charFilter class="solr.HTMLStripCharFilterFactory" />
<filter class="solr.StopFilterFactory" ignoreCase="true" words="stopwords.txt" />
<filter class="solr.WordDelimiterFilterFactory" generateWordParts="1" generateNumberParts="1" catenateWords="1" catenateNumbers="1" catenateAll="0" />
<filter class="solr.LowerCaseFilterFactory" />
<filter class="solr.EnglishPorterFilterFactory" protected="protwords.txt" />
<filter class="solr.RemoveDuplicatesTokenFilterFactory" />
</analyzer>
<analyzer type="query">
<tokenizer class="solr.WhitespaceTokenizerFactory" />
<charFilter class="solr.HTMLStripCharFilterFactory" />
<filter class="solr.StopFilterFactory" ignoreCase="true" words="stopwords.txt" />
<filter class="solr.WordDelimiterFilterFactory" generateWordParts="1" generateNumberParts="1" catenateWords="1" catenateNumbers="1" catenateAll="0" />
<filter class="solr.LowerCaseFilterFactory" />
<filter class="solr.EnglishPorterFilterFactory" protected="protwords.txt" />
<filter class="solr.RemoveDuplicatesTokenFilterFactory" />
</analyzer>
当我通过Solr管理似乎被索引的这种非常微小的片段使用架构浏览器领域。我看到那里的条款,如P S N等等...
我该如何解决这个问题?
答
如果我猜我会说小项从WordDelimiterFilterFactory未来
例如,像“J2EE”条款会被分拆,并为三个词“J”存储“2”和“ EE”
http://wiki.apache.org/solr/AnalyzersTokenizersTokenFilters#solr.WordDelimiterFilterFactory