Hi Egon,

You can use the SPARUL "delete from graph ..." or "clear graph ..." query types to remove existing triples before re-loading as detailed at:

        http://docs.openlinksw.com/virtuoso/rdfsparql.html#rdfsparulexamples

Best Regards
Hugh Williams
Professional Services
OpenLink Software
Web: http://www.openlinksw.com
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On 2 Nov 2009, at 12:29, Egon Willighagen wrote:

Hi all,

I want to reinsert my RDF triples into Virtuoso [0] with isql, because
of an update model: previously anonymous resources are now named.
Reuploading is fine, but that clear does not remove the anonymous
resources... So, as the data set is a mere 1M triples,

how can I delete all triples using the isql utility?

Looking forward to hearing from you!

Egon Willighagen

0.http://pele.farmbio.uu.se/nmrshiftdb/sparql

--
Post-doc @ Uppsala University
Homepage: http://egonw.github.com/
Blog: http://chem-bla-ics.blogspot.com/
PubList: http://www.citeulike.org/user/egonw/tag/papers

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