Hi Kingsley,
Thank you so much for the tips.
Regards,
Eliza
On 3/17/15 3:10 PM, "Kingsley Idehen" <kide...@openlinksw.com> wrote:
>On 3/17/15 2:21 PM, Eliza Chan wrote:
>> Hi,
>>
>> Using isql, I managed to load some data using the following commands:
>>
>> SQL> ld_dir('/usr/local/virtuoso-opensource/share/virtuoso/tmp',
>> 'wcmcPeopleAddress.rdf',
>> 'http://vitro.mannlib.cornell.edu/a/graph/wcmcPeople');
>>
>> Done. -- 1 msec.
>> SQL> rdf_loader_run();
>>
>> Done. -- 183 msec.
>>
>> However, it was not able to load the second time even after clearing
>> all the graph data.
>>
>> SQL> SPARQL CLEAR GRAPH
>> <http://vitro.mannlib.cornell.edu/a/graph/wcmcPeople>;
>> Connected to OpenLink Virtuoso
>> Driver: 07.20.3212 OpenLink Virtuoso ODBC Driver
>>
>> Done. -- 2 msec.
>>
>> SQL> ld_dir('/usr/local/virtuoso-opensource/share/virtuoso/tmp',
>> 'wcmcPeopleAddress.rdf',
>> 'http://vitro.mannlib.cornell.edu/a/graph/wcmcPeople');
>>
>> Done. -- 0 msec.
>> SQL> rdf_loader_run();
>>
>> Done. -- 1 msec.
>>
>> As a result, the graph remained empty. Any reason why it's not able to
>> reload?
>>
>> Thank you so much for your help.
>>
>> Regards,
>> Eliza
>
>You left out one important step i.e., deleting records form the
>"load_list" table prior to your next load attempt.
>
>So execute the following via SQL command-line or conductor UI:
>
>-- empties the table. You can also simply add a WHERE clause to more
>selective about named graph iris to be removed.
>
>delete from DB.DBA.load_list ;
>ld_dir('/usr/local/virtuoso-opensource/share/virtuoso/tmp',
>'wcmcPeopleAddress.rdf',
>'http://vitro.mannlib.cornell.edu/a/graph/wcmcPeople') ;
>rdf_loader_run();
>
>
>--
>Regards,
>
>Kingsley Idehen
>Founder & CEO
>OpenLink Software
>Company Web: http://www.openlinksw.com
>Personal Weblog 1: http://kidehen.blogspot.com
>Personal Weblog 2: http://www.openlinksw.com/blog/~kidehen
>Twitter Profile: https://twitter.com/kidehen
>Google+ Profile: https://plus.google.com/+KingsleyIdehen/about
>LinkedIn Profile: http://www.linkedin.com/in/kidehen
>Personal WebID: http://kingsley.idehen.net/dataspace/person/kidehen#this
>
>
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