Re: [Virtuoso-users] Question about LDP documentation

: https://sourceforge.net/p/virtuoso/virtuoso-opensource/ci/eddfba1a074416d4c6d8b99521c768d0b4f1189c/ And thus we would recommend updating your binary to this latest build to get this and other fixes ... Best Regards Hugh Williams Professional Services OpenLink Software Home Page: http

Re: [Virtuoso-users] Virtuoso support for ERA - Virtuoso backend

ons cannot readily be passed back to the SPARQL layer without significantly affecting performance. Best Regards Hugh Williams Professional Services OpenLink Software Home Page: http://www.openlinksw.com Community Support: https://community.openlinksw.com Company Blog: https://medium.com/openlink-software-bl

Re: [Virtuoso-users] Regarding Virtuoso's RDF Store

Hi Jishnu, Yes, that is correct as detailed in the following White paper on implementation: https://virtuoso.openlinksw.com/whitepapers/SPARQL%20RDF%20Store%20using%20SQL-ORDBMS.pdf Best Regards Hugh Williams Professional Services OpenLink Software Home Page: http://www.openlinksw.com

Re: [Virtuoso-users] Regarding Virtuoso's RDF Store

with the open source product as the virtual database engine required is a commercial only feature ... Best Regards Hugh Williams Professional Services OpenLink Software Home Page: http://www.openlinksw.com <http://www.openlinksw.com/> Community Support: https://community.openlinksw.com

Re: [Virtuoso-users] Unexpected results with geof:sfIntersects

for recreating the issue, as if so that should be provided as well ... Best Regards Hugh Williams Professional Services OpenLink Software Home Page: http://www.openlinksw.com <http://www.openlinksw.com/> Community Support: https://community.openlinksw.com <https://community.openlinksw.com/>

Re: [Virtuoso-users] Obtain list of knowledge graphs in iSQL

Hi Luís, Methods for listing RDF graphs in Virtuoso are documented at: http://vos.openlinksw.com/owiki/wiki/VOS/VirtTipsAndTricksGuideAllGraphs Best Regards Hugh Williams Professional Services OpenLink Software Home Page: http://www.openlinksw.com <http://www.openlinksw.com/> Com

Re: [Virtuoso-users] Reasoning with owl:unionOf, owl:intersectionOf, etc...

in this release as detailed at: https://medium.com/virtuoso-blog/magic-sets-and-custom-inference-rules-in-virtuoso-8-x-db783f8d98d2 https://medium.com/virtuoso-blog/virtuoso-8-0-creating-a-custom-inference-rules-using-spin-vocabulary-d7a060f859ef Best Regards Hugh Williams Professional

Re: [Virtuoso-users] sparql slow if more object value specified

See the following response to this issue on the OpenLink Community Forum https://community.openlinksw.com/t/sparql-slow-if-more-object-value-specified/2064/2 ... post all further questions there ... > On 26 Oct 2020, at 04:49, William Kisman wrote: > > Hi , I am using virtuoso 7 open source

Re: [Virtuoso-users] problem restoring from Online Backup.

# 1 [0x316B-0x57-0xA9] 11:45:42 --> Backup file # 2 [0x316B-0x57-0xA9] 11:45:42 End of restoring from backup, 3342 pages 11:45:42 Server exiting as detailed in the backup and restore documentation: http://docs.openlinksw.com/virtuoso/backup_recovery/#rstrfrmbckuponline Best Regards Hugh Wi

Re: [Virtuoso-users] database corruption after DB.DBA.DAV_QUEUE_RUN exit handler

occurs ... Best Regards Hugh Williams Professional Services OpenLink Software Home Page: http://www.openlinksw.com <http://www.openlinksw.com/> Community Support: https://community.openlinksw.com <https://community.openlinksw.com/> Company Blog: https://medium.com/openlink-software-

Re: [Virtuoso-users] How to install isql?

Best Regards Hugh Williams Professional Services OpenLink Software Home Page: http://www.openlinksw.com Community Support: https://community.openlinksw.com Company Blog: https://medium.com/openlink-software-blog Virtuoso Blog: https://medium.com/virtuoso-blog Data Access Drivers Blog: https://mediu

Re: [Virtuoso-users] How to install isql?

Hi Luis, I don’t understand what does not make sense to you, having given you two methods of obtaining prebuilt Virtuoso client component only binaries in my last email ? Best Regards Hugh Williams Professional Services OpenLink Software Home Page: http://www.openlinksw.com <h

Re: [Virtuoso-users] How to install isql?

it “isql-vt” and there is already an “isql” program in the system bin directory used for something else. Best Regards Hugh Williams Professional Services OpenLink Software Home Page: http://www.openlinksw.com <http://www.openlinksw.com/> Community Support: https://community.open

Re: [Virtuoso-users] reset DBA password

uid/pwd is created, thus I would suggest trying “dba” as a password first and if this is successful you need to determine why the restore was not successful. Best Regards Hugh Williams Professional Services OpenLink Software Home Page: http://www.openlinksw.com <http://www.openlinksw.

Re: [Virtuoso-users] just an information

Hi Otavio, No we do not provide prebuilt open source binaries for Solaris, thus you would have to compile and build yourself as detailed at: http://vos.openlinksw.com/owiki/wiki/VOS/VOSBuild <http://vos.openlinksw.com/owiki/wiki/VOS/VOSBuild> Best Regards Hugh Williams Profes

Re: [Virtuoso-users] What is preventing external connections to TCP port 1111 to connect to Virtuoso running within a Docker container?

://hub.docker.com/r/openlink/virtuoso-opensource-7/ <https://hub.docker.com/r/openlink/virtuoso-opensource-7/> Best Regards Hugh Williams Professional Services OpenLink Software Home Page: http://www.openlinksw.com <http://www.openlinksw.com/> Community Support: https://community.openlinksw

Re: [Virtuoso-users] Is there a way to send SPARQL queries via curl (over HTTP) to Openlink Virtuoso and obtain the results in JSON format.

-data-urlencode 'query=INSERT INTO GRAPH <http://example.org> { <1> <2> <3> }' See also: http://vos.openlinksw.com/owiki/wiki/VOS/VirtRDFInsert <http://vos.openlinksw.com/owiki/wiki/VOS/VirtRDFInsert> Best Regards Hugh Williams Professional Services OpenLink

Re: [Virtuoso-users] How to load RDF/XML data from files into Virtuoso.

HI Alan, There are a number of Virtuoso curl RDF insert examples at: http://vos.openlinksw.com/owiki/wiki/VOS/VirtRDFInsert <http://vos.openlinksw.com/owiki/wiki/VOS/VirtRDFInsert> Best Regards Hugh Williams Professional Services OpenLink Software Home Page: http://www.openlink

Re: [Virtuoso-users] https certificates digicert.crt

rtuoso/webserverhttpslistenerset/ <http://docs.openlinksw.com/virtuoso/webserverhttpslistenerset/> Best Regards Hugh Williams Professional Services OpenLink Software Home Page: http://www.openlinksw.com <http://www.openlinksw.com/> Community Support: https://community.openlinksw.com <https://com

Re: [Virtuoso-users] strange error when bulk-loading Turtle files

http://test.nuance.com >2 2018.12.19 8:35.33 147008000 2018.12.19 8:35.33 336096000 > 0 NULLNULL > /home/virtuoso/test/vos/share/virtuoso/vad/test17.ttl >http://test.nuance.com >2 2018.12.19 8:35.33 147008000 2018.12.19 8:35.33 359084000 > 0 NULLNULL > /

Re: [Virtuoso-users] strange error when bulk-loading Turtle files

on: 2018-12-19 00:36 GMT+0 Best Regards Hugh Williams Professional Services OpenLink Software Home Page: http://www.openlinksw.com <http://www.openlinksw.com/> Community Support: https://community.openlinksw.com <https://community.openlinksw.com/> Weblogs (Blogs): Company Blog:

Re: [Virtuoso-users] strange error when bulk-loading Turtle files

Hi Peter, The triple value do indeed appear to be valid, but the problem could be somewhere else in the dataset file and not necessarily on the reported line or line before it. Is it a public dataset you are loading and if so can you provide a copy for local testing ? Best Regards Hugh

Re: [Virtuoso-users] GeoSPARQL

p/7> Best Regards Hugh Williams Professional Services OpenLink Software Home Page: http://www.openlinksw.com <http://www.openlinksw.com/> Community Support: https://community.openlinksw.com <https://community.openlinksw.com/> Weblogs (Blogs): Company Blog: https://medium.com/open

Re: [Virtuoso-users] Unable to load procedure code.

e command line with EXEC=statement option. E.g. "EXEC=select * from fyyl" The statement(s) are executed and no further input is asked, unless foreach statement is used. SQL> SQL> set blobs on; SQL> Best Regards Hugh Williams Professional Services OpenLink Software, In

Re: [Virtuoso-users] remove graph limitations on /describe/ service in FCT ?

Hi Thomas, Your URLs are not accessible external and just hang trying to load, thus is there some firewall restriction in place ? Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs

Re: [Virtuoso-users] Error SR078: The result set is too long, must limit result for at most 2097151 rows

the covers for connecting to Virtuoso ... Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company/openlink-software/ Twitter -- http

Re: [Virtuoso-users] SPIN rules chaining in Virtuoso 8

ated it seems, which is what you seem to be hoping it will as part of a chain ? Although as said you should log an online support case for this issue Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- h

Re: [Virtuoso-users] virtuoso-opensource install providing dba and dav passwords as command line parameters

isql” file, which many miss ... Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company/openlink-software/ Twitter -- http://twitter.com/OpenL

Re: [Virtuoso-users] Virtuoso 8 - total number of output rows is always 25 or less

that either a valid commercial license is not in place or if you have an evaluation license it has expired resulting the the built-in license being invoked on startup. Check your “virtuoso.log” file in the database directory which will detail the license pickup on startup ... Best Regards Hugh

Re: [Virtuoso-users] [Virtuoso-devel] Virtuoso Bug?

Hi Steve, Thanks, that is all the information we would need for now as the problem can be recreated against the latest Virtuoso 7.2 code base, querying directly against the database engine ... Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http

Re: [Virtuoso-users] LDAP authentication or import.

and what are the actual parameters being set LDAP server configured in the Virtuoso Conductor ? Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company

Re: [Virtuoso-users] Delete all default users

hy you want to delete all users from a default installation ? Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company/openlink-software/ Twitter -

Re: [Virtuoso-users] Delete all default users

rds Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company/openlink-software/ Twitter -- http://twitter.com/OpenLink Google+ -- http://plus.google.

Re: [Virtuoso-users] locking down sparql endpoint

always set it back to “dba” should you want to reenable it and there are probably other methods ... Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linke

Re: [Virtuoso-users] Unicode in Virtuoso

and Virtuoso is used for hosting datasets in many languages with unicode chars which are uploaded using the bulk loader ? Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn

Re: [Virtuoso-users] No bif:match other than bif:contains?

=+Run+Query+ <http://dbpedia.org/sparql?default-graph-uri=http://dbpedia.org=select+*+where+{?s+?p+?o+.+?o+bif:contains++%27%22Nevis%22%27+FILTER+(?o=%22Nevis%22@en)}=text/html_redir_for_subjs=121_redir_for_hrefs==3=on=+Run+Query+> Best Regards Hugh Williams Professional Servi

Re: [Virtuoso-users] indexTreeMap set twice

ercial Virtuoso INI file the value is 64, which is probably where the confusion has come from, so will have development remove the 256 value as I suspect the 64 value used in commercial is what open source should use for a base installation ... Best Regards Hugh Williams Professional Services Op

Re: [Virtuoso-users] Virtuoso Open Source Edition 7.2.5-dev compile failure: no member named 'mp_alloc_file' in 'struct mem_pool_s'

config.nice and then run "make clean" followed by “make" to recompile without the option enabled. Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://w

Re: [Virtuoso-users] Query optimization, possible indexing?

EFIX xsd: <http://www.w3.org/2001/XMLSchema#> PREFIX base: <http://base.org#> SELECT ?s WHERE { ?s base:name "test_sensor" } which I assume must be done by the Jena Provider, thus we need to check this ... Best Regards Hugh Williams Professional Services OpenLi

Re: [Virtuoso-users] Query optimization, possible indexing?

s LONG VARCHAR LONG VARCHAR ___ koh

Re: [Virtuoso-users] backup-dump impossible after loading an "invalid" IRI

ti threaded) Version 7.2.5-dev.3217-pthreads as of Oct 31 2017 Compiled for Darwin (x86_64-apple-darwin15.6.0) Copyright (C) 1998-2017 OpenLink Softwar Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http:

Re: [Virtuoso-users] Port 8890

n Haag <jhaa...@gmail.com> wrote:Thanks for the tip! Looks like Apache is running and using port 80 after all.tcp6   0  0 :::80   :::*    LISTEN  1122/apache2   On Tue, Dec 5, 2017 at 6:54 AM, Hugh Williams <hwilli...@openlinksw.com> wro

Re: [Virtuoso-users] Virtuoso crash “search.c:326 box_serial_length not supported for data type”

Hi Thomas, This is a known issue on the server side we are working on a fix for already, which should be completed and available soon ... Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http

Re: [Virtuoso-users] VAD file checksum mismatch

Hi Roland, This issue should be fixed in the latest develop/7 branch, please update you build and perform a clean build ... Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs

Re: [Virtuoso-users] virtrdf:label / custom label control

Hi Jason, I would suggest compiling from source to get the FCT vad for the Virtuoso binary you are also compiling, although generally VADs built from other archives should work ... Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http

Re: [Virtuoso-users] virtrdf:label / custom label control

tps://github.com/openlink/virtuoso-opensource> Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company/openlink-software/ Twitter -- http://twitt

Re: [Virtuoso-users] Install VOS behind a proxy with path.

On ProxyHTMLURLMap / /folder/ RequestHeaderunset Accept-Encoding Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company

Re: [Virtuoso-users] read only db?

Jörn, > On 21 Sep 2017, at 21:00, Jörn Hees <joern.h...@dfki.de> wrote: > > >> On 21 Sep 2017, at 19:23, Hugh Williams <hwilli...@openlinksw.com> wrote: >> >> read-only in what sense, as if you query the Virtuoso default /sparql >> endpoint

Re: [Virtuoso-users] emacs mode

Hi André, Not that we are aware of. does not know if such exists. However you can run the Virtuoso isql command line tool [1] in a shell buffer and interact that way possibly ... [1] http://docs.openlinksw.com/virtuoso/invokingisql/ Best Regards Hugh Williams Professional Services OpenLink

Re: [Virtuoso-users] Stats on queries

Hi Paquale, The HTTP logs cannot be directed to STDOUT, and not sure why this would be needed for a docker image, as the logs should still be accessible via file system from where you should be able to process them ... Best Regards Hugh Williams Professional Services OpenLink Software, Inc

Re: [Virtuoso-users] ST_Intersects with complex shapes

Hi Raul,I note your Virtuoso build is a 07.20.3214 build from early 2016 , whereas the latest builds are 3219, available from: https://github.com/openlink/virtuoso-opensourcethus I would suggest compiling and building from this latest archive and rerun the query to see if the problem persists ...

Re: [Virtuoso-users] triples not reached by the index?

Hi Beppe, The steps to recreate this issue via SQLWorkBench and the JDBC driver is what would be required if that is deemed to be the source of the problem ... Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog

Re: [Virtuoso-users] graph group access

and authenticate as the “dba” user can you then query the graphgroup and get results ? What is the complete sequence of command that have been run against you Virtuoso instance to setup the graph group test ? Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http

Re: [Virtuoso-users] graph group access

and authenticate as the “dba” user can you then query the graphgroup and get results ? What is the complete sequence of command that have been run against you Virtuoso instance to setup the graph group test ? Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http

Re: [Virtuoso-users] graph group access

ing as the default “dba” or sparql user ? Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company/openlink-software/ Twitter -- http:

Re: [Virtuoso-users] triples not reached by the index?

Hi Beppe, I am confused now as the original test case provided for recreating did not use SQLWorkbench or JDBC, so how can the issue then be recreated ? Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http

Re: [Virtuoso-users] Adding virtuoso to rdf4j failed

Hi Adam, What is the version of the Virtuoso RDF4J Provider and JDBC driver being used: java -jar virt_rdf4j.jar java -jar virt_jdbc4_2.jar as the components where updated last week and work for Henrik, thus want to check you are using these ? Best Regards Hugh Williams

Re: [Virtuoso-users] Adding virtuoso to rdf4j failed

TM) Version 2.1.4 [Build 1.3] >> De-iMac:rdf4j hwilliams$ >> >> which is in the git develop/7 branch, and testing with that build I can then >> create a New Repo and insert & query data ... >> >> Thus I have updated the “rdf4j_virtuoso.zip” and the virt_rdf

Re: [Virtuoso-users] Adding virtuoso to rdf4j failed

.zip” and the virt_rdf4j.jar provider available for online download and referenced in the documentation, which should now work whether the jar or zip is downloaded for use ... Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog --

Re: [Virtuoso-users] Adding virtuoso to rdf4j failed

is occurring in Virtuoso and hence possible cause of the problem ... Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company/openlink-software/ Twit

Re: [Virtuoso-users] Conductor behind ssl?

eate a rewrite rule [2] for it to redirect it to the HTTPS listener. [1] http://docs.openlinksw.com/virtuoso/admui.internetdomains/ [2] http://docs.openlinksw.com/virtuoso/urlrewriting/#urlrewriteruleconductor Best Regards Hugh Williams Professional Services OpenLink Software, Inc.

Re: [Virtuoso-users] faceted browser text search error

Hi Mark, Did you try a build from the Virtuoso git develop/7 branch (https://github.com/openlink/virtuoso-opensource) ie Version 7.2.5-dev.3217 as you indicated you would when you asked this question in March, as this problem did not occur when I built from this branch ? Best Regards Hugh

Re: [Virtuoso-users] Scheduler interval not respected ?

Hi Thomas, This is a known issue in the Conductor Scheduler UI which displays the “Last time” column lapsed time in “Next” column, for which a issue report exists for development to fix ... Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http

Re: [Virtuoso-users] faceted browser text search error

- 22 msec. SQL> s_rank(); Done. -- 296 msec. SQL> $ ../bin/virtuoso-t -? Virtuoso Open Source Edition (Column Store) (multi threaded) Version 7.2.5-dev.3217-pthreads as of Mar 10 2017 Thus would suggest building against that branch to see if the error occurs ... Best Regards Hugh Willia

Re: [Virtuoso-users] Write load high relative to disk write throughput / intensive JDBC sparql INSERT DATA INTO GRAPH

er startup for use in the thread pool. Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ <http://www.openlinksw.com/> Weblog -- http://www.openlinksw.com/blogs/ <http://www.openlinksw.com/blogs/> LinkedIn -- h

Re: [Virtuoso-users] Write load high relative to disk write throughput / intensive JDBC sparql INSERT DATA INTO GRAPH

.: ThreadCleanupInterval= 1 ResourcesCleanupInterval = 1 Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company/openlink-software/ Twitter -- http

Re: [Virtuoso-users] Running to VOS with one virtuoso.db

in use” type error in the Virtuoso file ... Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company/openlink-software/ Twitter -- http

Re: [Virtuoso-users] Write load high relative to disk write throughput / intensive JDBC sparql INSERT DATA INTO GRAPH

rt queries does set row by row auto-commit and turn off transaction logging, which is the fastest transaction mode for write operations, see: http://docs.openlinksw.com/virtuoso/fn_log_enable/ Best Regards Hugh Williams Professional Services OpenLink Software, Inc. //

Re: [Virtuoso-users] Write load high relative to disk write throughput / intensive JDBC sparql INSERT DATA INTO GRAPH

tables is column store by default in Virtuoso 7 , so that setting would only have effect on default SQL table creation If you still have problems, can you provide a copy of your virtuoso.log file and the output of the “status();” command for review ... Best Regards Hugh Williams Professional Se

Re: [Virtuoso-users] Geospatial query

Hi You links load blank pages ... I was expecting you to data and query to enable local recreation ... Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http

Re: [Virtuoso-users] Unable to delete a graph content / Unable to iterate on graph triples - Same problem?!

eting Virtual graphs (from when drop graph was not supported) can be used ... Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company/ope

Re: [Virtuoso-users] Geospatial query

ain/VirtGeoSPARQLEnhancementDocs#Virtuoso%20Geo%20Spatial%20geometry%20functions> Why is this a problem for you, do you have a test case to demonstrate ? Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlink

Re: [Virtuoso-users] Unable to setup UTF-8 encoding in the relational DB

Hi Beppe, That should be all that is required on the server for Unicode / UTF-8 support. Do you have a test case for recreating the problem being observed, which should show how the data is being inserted and the queried ? Best Regards Hugh Williams Professional Services OpenLink Software

Re: [Virtuoso-users] Conversion to RDF issue.

which is not a product I am familiar with ? Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company/openlink-software/ Twitter -- http://twitt

Re: [Virtuoso-users] Scope of log_enable and effect on deletes

ttp://id.nlm.nih.gov/mesh/updates> graph ? Do you have log_enable() set when running the delete query and if so what is it set to ? Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com

Re: [Virtuoso-users] {Disarmed} Re: {Disarmed} Re: SQ156: Internal Optimized compiler error : sqlo table has no index in

/wiki/Main/VirtRDFPerformanceTuning#Index Scheme Selection <https://virtuoso.openlinksw.com/dataspace/doc/dav/wiki/Main/VirtRDFPerformanceTuning#Index%20Scheme%20Selection> Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openli

Re: [Virtuoso-users] {Disarmed} Re: SQ156: Internal Optimized compiler error : sqlo table has no index in

Hi Jerven, Thanks for the update, glad to hear you found the cause of the problem … Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company

Re: [Virtuoso-users] SQ156: Internal Optimized compiler error : sqlo table has no index in

/Main/VirtTipsAndTricksAanalyzingSPARQLQuery <https://virtuoso.openlinksw.com/dataspace/doc/dav/wiki/Main/VirtTipsAndTricksAanalyzingSPARQLQuery> What version of Virtuoso is being used, is it a latest 07.20.3217 build ? Best Regards Hugh Williams Professional Services OpenLink Softwar

Re: [Virtuoso-users] Running to VOS with one virtuoso.db

SQL & HTTP ports and then start each in the separate directories with a lock file for each … Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin

Re: [Virtuoso-users] loaded data doesn't bind to graph specified

query and of the other graphs with the name specified in the “Default Data Set Name” field (from) Also, does the following return results when run from the isql command line tool: sparql select * from <http://nl.dbpedia.org> { ?s foaf:depiction ?pic } limit 100; Best Regard

Re: [Virtuoso-users] completely forgot dba password

Hi Igor, I shall send you details privately on how this can be done … Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company/openlink

Re: [Virtuoso-users] Virtuoso upgrade in Ubuntu

would probably have to update your Ubuntu installation to the latest to get a pre-built bundled Virtuoso 7 installation by them … Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ <http://www.openlinksw.com/> Webl

Re: [Virtuoso-users] Parallel backup_online invocation

Hi Jerven, Happy New Year !!! The online backup is a sequential process and thus runs on a single thread and hence core and cannot be run across multiple threads ie in parallel as suggested … Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http

Re: [Virtuoso-users] Geometries and CRS other than WGS84

Hi Pasquale, The current Virtuoso 7.2 only supports WGS84, support for additional CRS will be possible in a later release … Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs

Re: [Virtuoso-users] Memory allocation

on the type of query being executed ie to compile, execute result set, which is why the recommendation is to allocate 2/3 to 3/5 of available memory such that memory is available for servicing requests. Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http

Re: [Virtuoso-users] Space allocation for master database

buffers with the “status()” command run from isql 20 buffers, 183153 used which is the key to performance ie being able to host the database working in memory, rather than having to read from disk which kills performance … Best Regards Hugh Williams Professional Services OpenLink Software

Re: [Virtuoso-users] Transaction in Virtuoso over HTTP

, and rollbacks or commits. Which as indicated in your email to support is available via one of the SQL Data Access interfaces ie ODBC/JDBC/ADO.Net/Jena/Sesame etc to get transaction support at the database engine level as indicated by Ted on stack overflow … Best Regards Hugh Williams

Re: [Virtuoso-users] geometry data type in virtuoso

http://xxx/point http://www.w3.org/2003/01/geo/wgs84_pos#geometry POINT(1.200476837 22.3961853) 1 Rows. -- 2 msec. SQL> Best Regards Hugh Williams Professional

Re: [Virtuoso-users] Adding a public SPARQL endpoint

for which localhost would be itself. Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company/openlink-software/ Twitter -- http://twitter.com

Re: [Virtuoso-users] increase group_concat size

Hi Roland, Unfortunately that limit can't be change as it's at the very base levels of the runtime, development indicate. What is the use case you have that requires such a large GROUP_CONCAT size ? Best Regards Hugh Williams Professional Services OpenLink Software, Inc

Re: [Virtuoso-users] [VOS7] Text Search

. Or rather than rdf:type which hits instantiation of all class instances, a query can simply negate this cost by focusing on a distinct selection of attributes in the query dataset which is then evaluated for solution production. Best Regards Hugh Williams Professional Services OpenLink Software

Re: [Virtuoso-users] How to deal with partially executed SPARQL updates?

Hi Jindřich, To my knowledge the Virtuoso Anytime query feature was only ever implemented for SPARQL select queries and not SPARQL updates, as indicated at: http://docs.openlinksw.com/virtuoso/anytimequeries/ <http://docs.openlinksw.com/virtuoso/anytimequeries/> Best Regard

Re: [Virtuoso-users] [UTF-8 Encoding] Problems with utf-8 encoding while doing full text search in sparql query

/ Note of if this will help with you oriental char sets though, but you can try setting the: [I18N] XAnyNormalization=3 in the INI file as it is not set current and thus defaulting to 0 … Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http

Re: [Virtuoso-users] How to get full running SPARQL queries; status() trunc them

Hi Fred, You can enable Virtuoso query logging as detailed at: http://docs.openlinksw.com/virtuoso/ptune/ in the "Query Logging” section where many metrics on queries, profile, compilation, execution time etc information can be veiwed and analysed ... Best Regards Hugh Wil

Re: [Virtuoso-users] Problem with advanced queries

ersion (virtuoso-iodbc-t -?) is being used etc. The open source version (virtuoso-t -?) would also be useful to see for comparison ... Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ Li

Re: [Virtuoso-users] Restricting DBA logins by client IP

Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company/openlink-software/ Twitter -- http://twitter.com/OpenLink Google+ -- http://plus.google.com

Re: [Virtuoso-users] How to import a dump file

for each triple (ie gspo) , thus each will be loaded into the same graph name as it was dumped from ... Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http

Re: [Virtuoso-users] Problem with SPARQL TZ function

Hi Nikolaos, We shall look into this … Please note also the following document on Virtuoso Timezone-less data handling: http://virtuoso.openlinksw.com/dataspace/doc/dav/wiki/Main/VirtTimezoneLessDateTime Best Regards Hugh Williams Professional Services OpenLink Software, Inc

Re: [Virtuoso-users] VirtuosoDataSource fault-tolerance

/ As this is in the client it can be used with Virtuoso server instances of any form ie open source , commercial, scale-out cluster etc. provided the nodes are known/considered to be in sync and hence can service user requests … Best Regards Hugh Williams Professional Services OpenLink Software, Inc

Re: [Virtuoso-users] Sparql endpoint and cor problem

Hi Chris, How are you enabling CORS and what page is blank ? Did you following the documentation at: http://virtuoso.openlinksw.com/dataspace/doc/dav/wiki/Main/VirtTipsAndTricksCORsEnableSPARQLURLs as this works for me … Best Regards Hugh Williams Professional Services OpenLink

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