How Does a Graph Database Differ From a Relational Database?
This video describes the difference between a graph database model (such as RDF) and the relational database model (RDBMS). Focuses on the increased efficiency of [...]
How Is SPARQL Different From SQL?
This video explains how the SPARQL query language differs from SQL. Highlighted is the ability of SPARQL to handle complex joins that would be too [...]
Simple Protege Tutorial: Adding Individuals
In this video, individuals (aka, "instances") are created and assigned to the previously created classes and sub-classes. Also shows how to add data property assertions [...]
Simple Protege Tutorial: Running Simple SPARQL Queries
In this video, the Jena Fuseki Server is run on the computer's local host and the ontology file (previously created using the Protege tool) is [...]
Simple Protege Tutorial: Downloading and Running Jena Fuseki Server
In this video, the Jena Fuseki Server is downloaded so that it can be used to run SPARQL queries against the ontology (previously created using [...]
Simple Protege Tutorial: Publishing the Ontology
In this video, the ontology file created using the Protege tool is published online. The presenter uses FileZilla to upload the file, but any other [...]
Simple Protege Tutorial: Adding Data Properties
In this video, data properties are added to express the relationships between instances and data values, as well as setting domain and range restrictions for [...]
Simple Protege Tutorial: Running SPARQL Queries on Both Ontologies
Building on the previous videos in the series, this final video shows how to use the Jena Fuseki Server issue SPARQL queries against two different [...]
Simple Protege Tutorial: Creating and Publishing Another Ontology
Building on the previous videos in the series, the viewer is encouraged to create a and publish a second ontology on their own. Essentially serves [...]
Ontologies and the Semantic Web
A video lecture introducing RDF Schema and OWL, with visible slides throughout. The concepts behind ontologies are also discussed in a general, schema-agnostic manner. Places [...]