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---+ How to Import Ontology into Virtuoso?

The following guide describes how to import a given ontology file (for ex. http://example.org/ontology.owl) into Virtuoso.

---++Import the Ontology Data
Assume one wants to import in Virtuoso the cert ontology <code> http://www.w3.org/ns/auth/cert# </code>:
   1. Using the Conductor UI at http://&lt;cname&gt;/conductor -> Database -> Interactive SQL or from the ISQL command line, execute the following statement:
<verbatim>
SPARQL LOAD <http://www.w3.org/ns/auth/cert#>;
</verbatim>
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   1. Next execute the statement:
<verbatim>
SPARQL
DEFINE get:soft "replace" 
SELECT DISTINCT * 
FROM <http://www.w3.org/ns/auth/cert#> 
WHERE 
  {
    ?s ?p ?o
  }
</verbatim>
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---++View the Imported Data Using FCT Browser

   1 Make sure you have installed the [[https://virtuoso.openlinksw.com/download/][Virtuoso Faceted Browser VAD package]].
   1 Go to http://http://&lt;cname&gt;/fct 
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   1 Go to "Entity URI lookup" 
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   1 Enter the ontology url: <code>http://www.w3.org/ns/auth/cert# </code>. Select the provided file location:
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   1 Click "Describe".
   1.The [[http://uriburner.com/describe/?url=http%3A%2F%2Fwww.w3.org%2Fns%2Fauth%2Fcert%23][main ontology]] retrieved data should be presented:
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<img src="%ATTACHURLPATH%/im16.png" />
<img src="%ATTACHURLPATH%/im17.png" />
<img src="%ATTACHURLPATH%/im18.png" />
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   1 You may want to proceed further exploring the retrieved data by viewing the <code> is isDefinedBy of </code>: <b>[[http://uriburner.com/describe/?url=http%3A%2F%2Fwww.w3.org%2Fns%2Fauth%2Fcert%23Certificate][Certificate]]</b> 
   1 Should be presented certificate definitions within the ontology:
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---++Related

   * [[VirtTipsAndTricksGuide][Virtuoso Tips and Tricks Collection]]
   * [[http://virtuoso.openlinksw.com/dataspace/dav/wiki/Main/VirtFacetBrowserInstallConfig][Virtuoso Faceted Browser Installation and configuration]]
   * [[http://virtuoso.openlinksw.com/dataspace/dav/wiki/Main/VirtuosoFacetsWebService][Virtuoso Facets Web Service]]
   * [[http://ode.openlinksw.com/][The OpenLink Data Explorer Extension]]
   * [[http://docs.openlinksw.com/virtuoso/rdfsparql.html][Virtuoso Documentation]]