[Mulgara-general] Fastest way to upload triples into mulgara?

Tate Jones tate at bluedog.com.au
Wed Dec 13 14:17:40 CST 2006


Not for a load operation.  All inserts are wrapped in a single  
transaction.

I believe there is not much difference between a local or remote  
load. ie. Load local <fiie> into <model>.
Unless you have a slow network.

On 13/12/2006, at 12:59 PM, David Smith wrote:

> Would turning autocommit off save much time?
>
> I had always assumed (I know) that single commands wouldn’t see  
> that much benefit.
>
>
>
> Dave Smith
>
>
>
>
>
> From: mulgara-general-bounces at mulgara.org [mailto:mulgara-general- 
> bounces at mulgara.org] On Behalf Of Paul Gearon
> Sent: Tuesday, December 12, 2006 6:51 PM
> To: Alex Cozzi
> Cc: mulgara-general at mulgara.org
> Subject: Re: [Mulgara-general] Fastest way to upload triples into  
> mulgara?
>
>
>
> Yes.  Turn off autocommit (set autocommit off).  Also, putting the  
> file on the server, and using the appropriate option to tell the  
> server about this will avoid transferring the file through RMI.   
> (see the help on "load" for this option - I don't recall the exact  
> syntax off the top of my head)
>
> Paul
>
>
> On 12/12/06, Alex Cozzi <alexcozzi at gmail.com> wrote:
>
> I am trying to load a large amount of triples into a mulgara  
> server. After trying the jrdf API (remote) I settled on using itql  
> in the web ui by doing a model load, i.e.:
> load <file:/home/cozzi/localfile.nt> into <rmi://localhost/ 
> server1#bp>;
> where localfile.nt is a n-triples file on my local machine. This  
> works reasonably well, but I was wondering whether there is a  
> faster way.
> Best regards,
> Alex Cozzi
>
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Tate Jones
tate at bluedog.com.au




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