Voyager supports metadata extraction from standard XML documents using XPath queries. It not only supports many standard metadata specifications out of the box, but also allows you to enter your own XPath queries to specific metadata elements and map them to searchable field names within Voyager's index. These field names can exist already, or be created on the fly. This topic provides an overview of the Voyager Metadata Extraction page, explains how to define XPath queries to metadata elements, and how to specify field mapping parameters.
Access to To access the Metadata Extraction page is in , open Voyager Server’s Manage UI : and go to Manage > Discovery > Pipeline > Metadata.
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NOTE: when selecting a field name you'll need to either select an existing field name or you can also enter a custom field name as long as it uses a prefix "meta_", "id_".
Step 4: Click Test. The The extractor searches the XML document for the queried metadata element, and retrieves the value for the field City. The results are presented in the Output tab.
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