Hello!
I'm trying to load LGD Elements dataset to my EC2 instance but as result get
the following error at logs:
02:46:41 PL LOG: File /opt/lgdelements/global.graph error 37000 SP029:
TURTLE RDF loader, line 1: Undefined namespace prefix at
http://linkedgeodata.org#
02:46:41 PL LOG: File
Hi Hugh,
Thank you for feedback. I am decompressing the dataset right now... But I
didn't understand why I should compress the dataset again (using gzip) if I
can load uncompressed .nt file.
Regards,
Alexander
2010/4/16 Hugh Williams hwilli...@openlinksw.com
Hi Alexander,
The Virtuoso Bulk
Hi Alexander,
If you prefer to leave them uncompressed then fine, change the reference in the
ld_dir () procedure to *.nt in that case. The gz recommendation was more to
save space on the machine ...
BTW, their is rogue i character on the end of the graph name in the ld_dir
command below I
Hello
Is it possible to use some other reasoner (or add custom rules) for the
Virtuoso RDF store (for querying on-the-fly)? Or the single way is to take all
triples to separate reasoner, make inference and put it back to the storage?
Thanks, Alexander Zaripov
zari...@tpu.ru
Hello Alexandr,
Select everything + reasoning + write back is the only cheap way.
External dynamic reasoning is possible in theory but very costly,
because it means extensions on SQL optimizer and run time or at least
significant changes in SPARQL front-end compiler in order to replace
basic