Nutch 1.13 index-links configuration

Question

I am currently trying to extract the webgraph structure during my crawling run with Apache Nutch 1.13 and Solr 4.10.4.

According to the documentation, the index-links pl

Answer 1

You have to specify the fields in the solrindex-mapping.xml like this

<field dest="inlinks" source="inlinks"/>
<field dest="outlinks" source="outlinks"/>

Afterwards, make sure to unload and reload the collection, including a complete restart of Solr.

You did not specify how exactly you implemented the fields in schema.xml, but for me the following worked:

<!-- fields for index-links plugin -->
<field name="inlinks" type="url" stored="true" indexed="false" multiValued="true"/>
<field name="outlinks" type="url" stored="true" indexed="false" multiValued="true"/>

Best regards and good luck!