Virtuoso Universal Server


SQL Data Management Matters related to OpenLink Virtuoso as SQL Database Management System Artificial Intelligence (AI) Discussion space for topics related to built-in and/or custom reasoning & inference aspects of Virtuoso. NLP Discussion space for topics related to NLP (Natural Language Processing) integration in Virtuoso. For instance, existing and future NLP Service Providers that are loosely-coupled with Virtuoso Sponger Cartridges for Linked Data generation and transformation. RDF Views over SQL Data Sources This category is for discussion topics relating to the creation, use, and troubleshooting of RDF Views (dynamic or materialized) scoped to ODBC or JDBC accessible data sources. Web Application Services Matters related to HTTP-based App and Service deployment leveraging LDP and WebDAV, using SOAP or REST-ful interaction patterns Multi-Model Data Management For topics related to multi-model database management issues. For instance, operating on data represented as tables or graphs via SPARQL or SQL query languages. RDF Transformation Middleware/RDFizers (Various) Matters related to OpenLink Virtuoso as RDF Transformation Middleware Linked Data Deployment A place to discuss issues related to Virtuoso’s Linked Data Deployment functionality e.g., functionality commonly experienced via DBpedia, DBpedia-Live, and many other nodes in the Linked Open Data (LOD) Cloud. Technology Usage Examples Discussion space for topics related to practical use-cases and solution examples associated with our Virtuoso Platform. RDF Data Management Matters related to OpenLink Virtuoso as RDF Database Management System Tips, Tricks, and HowTos A place where users and developers can exchange information.
Topic Replies Activity
About the Virtuoso Universal Server category 3 November 14, 2018
Exception:virtuoso.jdbc4.VirtuosoException: SQ186: Over 20 keys in group by or hash join 5 January 16, 2020
Endpoint no response after 6 SPARQL queries 6 January 16, 2020
External Data Sources: cannot link external objects 20 January 15, 2020
Semantic MEDLINE (SemMed) Knowledge Graph Generation from MySQL Database 1 December 10, 2019
Graph Analytics using Virtuoso’s SPARQL-BI extensions to SPARQL 2 January 9, 2020
Publishing LOD Cloud SPARQL Endpoint Descriptions using Linked Data Principles 1 January 7, 2020
Error updating virtuoso version 2 January 8, 2020
Bulk RDF data File into Clustered instance 9 January 7, 2020
HOWTO: Modify Virtuoso default /sparql endpoint Form page using XSLT 1 July 5, 2019
Generate SPARQL Query Compilation Report from a Virtuoso /sparql Endpoint 1 July 7, 2019
Virtuoso has any RDF Reification support? 3 December 22, 2019
Virtuoso Open Source not sponging 3 December 19, 2019
Install conductor 6 December 19, 2019
Issue with Virtuoso RAM 5 December 16, 2019
How to link Virtuoso distributed version to Hadoop 3 December 13, 2019
Community Forum Note: SPARQL-BI and Transitivity 1 September 20, 2019
Lang query through RDF_BOX 4 December 11, 2019
Help:VAL and keycloak(RedHat SSO) integration configuration example needed 12 December 10, 2019
Summary buffers size is greater than free memory according to documentation? 4 December 8, 2019
Visualizing SPARQL queries with PowerBI and Virtuoso 1 June 10, 2019
Low performance of listing graph 2 July 18, 2019
Multi-threaded on dumping graph 4 July 18, 2019
Using DBeaver with Virtuoso’s JDBC Driver 1 October 15, 2019
DbVisualizer and Virtuoso JDBC Connectivity 7 October 15, 2019
Fail to load freebase into virtuoso 4 February 19, 2019
Insert graph error using [ ] 2 September 12, 2019
Virtuoso RDF Graph Replication log files Purge Function 5 November 25, 2019
RAID 10 vs Virtuoso striping. What is the best for IO performance? 2 November 25, 2019
Deceptively Simple Data Entry Form 3 August 23, 2019