by Holger Knublauch | Jun 13, 2017 | The Semantic Ecosystems Journal, topbraid, TopBraid EVN, TopBraid EDG, SHACL, TopBraid EDG, Linked Data, TopBraid EVN, SHACL
RDF data validation is the process of checking a (data) graph against constraints from a schema definition. In the Shapes Constraint Language (SHACL), constraints are themselves expressed in a RDF syntax, in so-called shapes graphs. SHACL-based validation engines can...
by Holger Knublauch | Jun 12, 2017 | The Semantic Ecosystems Journal, topbraid, SPARQL, Data Governance, TopBraid EVN, TopBraid EDG, SHACL, TopBraid EDG, Linked Data, TopBraid EVN, SHACL, Ontologies, Ontologies
After two and half years of collaboration and discussions, the W3C Data Shapes Working Group has produced a collection of specifications that define the features of the Shapes Constraint Language (SHACL): SHACL (Official W3C Standard Recommendation) is the main...
by Holger Knublauch | Jul 29, 2015 | The Semantic Ecosystems Journal, topbraid, Big Data, Reference Data Management, Data Governance
Update: See this tutorial for new developments on SHACL. The Shapes Constraint Language (SHACL) is an evolving specification produced by the W3C RDF Data Shapes Working Group. TopQuadrant is actively supporting the development of SHACL in the W3C Working Group towards...
by Bob DuCharme | Jul 24, 2015 | The Semantic Ecosystems Journal, topbraid, Reference Data Management, TopBraid EVN
TopQuadrant’s TopBraid platform provides Application Programming Interfaces (APIs) that make it easy to integrate TopBraid applications (both, customer built and TopQuadrant provided, such as TopBraid Reference Data Manager, TopBraid Enterprise Vocabulary...
by Irene Polikoff | Apr 13, 2015 | The Semantic Ecosystems Journal, topbraid, Reference Data Management, TopBraid RDM, Data Governance
Recently TopQuadrant partnered with Malcolm Chisholm, a thought leader in master and reference data management, to conduct a webinar on reference data management entitled: The Foundations of Successful Reference Data Management. Click here to watch the recorded...
by Irene Polikoff | Feb 24, 2015 | The Semantic Ecosystems Journal, topbraid, Linked Data
Much of the data today is held in spreadsheets. Not surprisingly, there is a lot interest in transforming spreadsheet data into RDF. Spreadsheets are very flexible. The most commonly used format is a simple table with a column header on top. But there are spreadsheets...
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