Hi

When renaming, deleting or performing other such operations on Large graphs the 
key is to set “log_enable(3.1)”  before hand such that the operation runs in 
row-autocommit mode avoiding a transaction being created in memory that 
consumes it all for large graphs, as detailed at:

        
http://virtuoso.openlinksw.com/dataspace/dav/wiki/Main/VirtTipsAndTricksGuideDeleteLargeGraphs
        
http://virtuoso.openlinksw.com/dataspace/dav/wiki/Main/VirtTipsAndTricksGuideRenameGraph

Best Regards
Hugh Williams
Professional Services
OpenLink Software, Inc.      //              http://www.openlinksw.com/
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On 24 May 2012, at 10:48, Carina Haupt wrote:

> Hi,
> 
> I experienced the same for big graphs. Not only for renaming, but also 
> for deletion. In my experience it helped to not use the GUI, but the 
> iSQL shell.
> I never tried it for renaming, only for deletion, but perhaps this helps 
> you too. This would be the code:
> 
> UPDATE DB.DBA.RDF_QUAD TABLE OPTION (index RDF_QUAD_GS)
>    SET g = iri_to_id ('new')
>  WHERE g = iri_to_id ('old', 0);
> 
> compare 16.16.6 on [0].
> 
> Ciao Carina
> 
> [0] http://docs.openlinksw.com/virtuoso/rdfperformancetuning.html
> 
> On 23.05.2012 18:37, Davide Palmisano wrote:
>> Hi there,
>> 
>> I'm using a Virtuoso OS 06.01.3127 running on linux. If I try to
>> rename a graph from conductor the only
>> result I get is a complete crash of the instance resulting a in a
>> termination of the virtuoso-t process.
>> 
>> any idea on how fix/work around this?
>> 
>> all the best,
>> 
> 
> -- 
> 
> Carina Haupt
> 
> Fraunhofer-Institute for Algorithms and Scientific Computing (SCAI)
> Schloss Birlinghoven
> D-53754 Sankt Augustin
> 
> Tel.: +49 - 2241 - 14 - 3480
> E-mail: [email protected]
> Internet: http://www.scai.fraunhofer.de
> 
> and
> 
> Bonn-Aachen International Center for Information Technology (B-IT)
> Dahlmannstrasse 2
> D-53113 Bonn
> 
> E-mail: [email protected]
> Internet: http://www.b-it-center.de
> 
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