Hi Markus,
following my nucth schema.xml - there was a lang field - can you give
me an advice for the schema.xml for better definitions for the lang
field definition?
<?xml version="1.0" encoding="UTF-8" ?>
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<!--
Description: This document contains solr schema definition to be
used with solr integration currently build into Nutch. See
https://issues.apache.org/jira/browse/NUTCH-442
https://issues.apache.org/jira/browse/NUTCH-699 for more info.
-->
<schema name="nutch" version="1.1">
<types>
<fieldType name="string" class="solr.StrField"
sortMissingLast="true" omitNorms="true"/>
<fieldType name="long" class="solr.LongField"
omitNorms="true"/>
<fieldType name="float" class="solr.FloatField"
omitNorms="true"/>
<fieldType name="text" class="solr.TextField"
positionIncrementGap="100">
<analyzer>
<tokenizer class="solr.WhitespaceTokenizerFactory"/>
<filter class="solr.StopFilterFactory"
ignoreCase="true" words="stopwords.txt"/>
<filter class="solr.WordDelimiterFilterFactory"
generateWordParts="1" generateNumberParts="1"
catenateWords="1" catenateNumbers="1" catenateAll="0"
splitOnCaseChange="1"/>
<filter class="solr.LowerCaseFilterFactory"/>
<filter class="solr.EnglishPorterFilterFactory"
protected="protwords.txt"/>
<filter class="solr.RemoveDuplicatesTokenFilterFactory"/>
</analyzer>
</fieldType>
<fieldType name="url" class="solr.TextField"
positionIncrementGap="100">
<analyzer>
<tokenizer class="solr.StandardTokenizerFactory"/>
<filter class="solr.LowerCaseFilterFactory"/>
<filter class="solr.WordDelimiterFilterFactory"
generateWordParts="1" generateNumberParts="1"/>
<filter class="solr.RemoveDuplicatesTokenFilterFactory"/>
</analyzer>
</fieldType>
</types>
<fields>
<field name="id" type="string" stored="true" indexed="true"/>
<!-- core fields -->
<field name="segment" type="string" stored="true" indexed="false"/>
<field name="digest" type="string" stored="true" indexed="false"/>
<field name="boost" type="float" stored="true" indexed="false"/>
<!-- fields for index-basic plugin -->
<field name="host" type="url" stored="false" indexed="true"/>
<field name="site" type="string" stored="false" indexed="true"/>
<field name="url" type="url" stored="true" indexed="true"
required="true"/>
<field name="content" type="text" stored="false" indexed="true"/>
<field name="title" type="text" stored="true" indexed="true"/>
<field name="cache" type="string" stored="true" indexed="false"/>
<field name="tstamp" type="long" stored="true" indexed="false"/>
<!-- fields for index-anchor plugin -->
<field name="anchor" type="string" stored="true" indexed="true"
multiValued="true"/>
<!-- fields for index-more plugin -->
<field name="type" type="string" stored="true" indexed="true"
multiValued="true"/>
<field name="contentLength" type="long" stored="true"
indexed="false"/>
<field name="lastModified" type="long" stored="true"
indexed="false"/>
<field name="date" type="string" stored="true" indexed="true"/>
<!-- fields for languageidentifier plugin -->
<field name="lang" type="string" stored="true" indexed="true"/>
<!-- fields for subcollection plugin -->
<field name="subcollection" type="string" stored="true"
indexed="true" multiValued="true"/>
<!-- fields for feed plugin -->
<field name="author" type="string" stored="true" indexed="true"/>
<field name="tag" type="string" stored="true" indexed="true"/>
<field name="feed" type="string" stored="true" indexed="true"/>
<field name="publishedDate" type="string" stored="true"
indexed="true"/>
<field name="updatedDate" type="string" stored="true"
indexed="true"/>
</fields>
<uniqueKey>id</uniqueKey>
<defaultSearchField>content</defaultSearchField>
<solrQueryParser defaultOperator="OR"/>
</schema>
Thank you,
Klaus.
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