Thank you for your references. I did the following with a local installation
(to a machine) of Virtuoso. I successfully loaded following items.
dbpedia_3.7.owl
instance_types_en.nt<http://downloads.dbpedia.org/3.7/en/instance_types_en.nt.bz2>
I know that I can query instances using my local server. One other requirement
I have is to access the resource files I get from the query. How can I load the
resource file using the data I load into the server? It is helpful if anyone
can let me know what data files I may load into the server if it is possible to
do so.
________________________________
From: Kingsley Idehen [kide...@openlinksw.com]
Sent: Tuesday, July 10, 2012 12:25 PM
To: Gunaratna, Dalkandura Arachchige Kalpa Shashika Silva
Cc: dbpedia-discussion@lists.sourceforge.net
Subject: Re: [Dbpedia-discussion] dataset access for .rdf resource files
On 7/10/12 12:07 PM, Gunaratna, Dalkandura Arachchige Kalpa Shashika Silva
wrote:
So I am aware of its availability to all of us. The problem I am having is in
getting rdf resource files from the servers when they are down. My access of
server is to get resource files and if I want to have a local access, I need to
replicate a full dump locally in a server. My access to dump depends on other
resource files. For example, lets say I process
http://dbpedia.org/page/Presidency_of_Barack_Obama resource and then in that
file it states his birth place as a resource. Then I go on and process that rdf
file for his birth place. I mentioned the alternative sparql endpoint to know
if there is also an alternative dump set up for experiments like that endpoint
since dbpedia main dataset is down for maintenance randomly. It would also be
nice if we can get to know regular maintenance time slots so to avoid it.
I am looking for a solution of accessing dbpedia dataset without a random
downtime. I do not mind the data is not the latest update. Any idea is greatly
appreciated. Thank you.
Here are a variety of DBpedia data servers:
1. http://dbpedia.org/sparql
2. http://live.dbpedia.org/sparql
3. http://dbpedia-live.openlinksw.com/sparql
4. http://lod.openlinksw.com/sparql -- this is the biggest and fastest since it
has a larger cluster setup behind it.
You can also instantiate your own DBpedia instances in the cloud for service
specific needs. See:
http://www.openlinksw.com/dataspace/dav/wiki/Main/VirtAWSDBpedia351C .
Kingsley
________________________________
From: Kingsley Idehen [kide...@openlinksw.com<mailto:kide...@openlinksw.com>]
Sent: Tuesday, July 10, 2012 10:47 AM
To:
dbpedia-discussion@lists.sourceforge.net<mailto:dbpedia-discussion@lists.sourceforge.net>
Subject: Re: [Dbpedia-discussion] dataset access for .rdf resource files
On 7/10/12 10:23 AM, Gunaratna, Dalkandura Arachchige Kalpa Shashika Silva
wrote:
Hi,
I am in the process of testing a program that processes .rdf resource files
over a period of time in DBpedia and compare it with Freebase resources. But I
have been encountering many server downtimes and I also tried using the
optional URL http://lod.openlinksw.com/sparql instead of the the
http://lod.openlinksw.com/sparql. But still resource file access is anyway
coming from DBpedia servers. Is there any alternative path that I can use? I
observed downtimes very frequently and hence my program couldn't complete the
test in all times. Thank you.
You really need to be a little clearer than that. For instance, what SPARQL are
you executing? Why don't you download the RDF dumps for such effort? Have you
read various posts in past about how to use DBpedia in a manner that reflects
its availability to the rest of the world?
Kingsley
Kalpa
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