- From: Markus Krötzsch <markus.kroetzsch@comlab.ox.ac.uk>
- Date: Fri, 25 Feb 2011 11:42:36 +0000
- To: Steve Harris <steve.harris@garlik.com>
- CC: semantic-web@w3.org
On 25/02/2011 09:31, Steve Harris wrote: > Hi Markus, > > At the risk of being accused of self-publicity, By all means, please do report on your own work here! I am aware of the main RDF Stores, of course, but what I need is more background information and the most current develpoments. A tool's maintainers are the best source of this. > I'm going to recommend Garlik's store, 4store. > http://4store.org/ > > It did well in the recent BSBM benchmark: > http://www4.wiwiss.fu-berlin.de/bizer/BerlinSPARQLBenchmark/results/V6/ - 2nd in import, 2nd in query, 1st in update performance. > > It's released under the GPL (v3), and supports clustering out of the box. It was used to run our financial services data backend for a large number of users, and some very demanding clients for several years before being released under the GPL, so it has a good track record for scalability and reliability. > > As a bonus the clustered code and non-clustered code is identical — a single machine install is just a cluster of one. This hopefully minimises the nasty shocks when scaling out to clusters. > > Now it's been released it has an active user community working on improvements, and providing help and support. > > The downside is that it does not support ranged datatype searches, or geographic searches. However, we are talking to a partner that is interested in sponsoring geographic query support. This might be a problem. I will discuss the details off-list. > > It's a little off-topic, so feel free to contact me offlist if you want more specific information. Thank you, I will. Cheers Markus > > Regards, > Steve > -- Dr. Markus Krötzsch Oxford University Computing Laboratory Room 306, Parks Road, Oxford, OX1 3QD, UK +44 (0)1865 283529 http://korrekt.org/
Received on Friday, 25 February 2011 11:43:07 UTC