Querying RDF data
Module 1: Introduction and Application Scenarios
This module introduces the main principles of Linked Data, the underlying technologies and background standards. It provides basic knowledge for how data can be published [...]
Simple SPARQL Tutorial: Querying a SPARQL Service
Building on the previous tutorial, which showed how to query a remote dataset using the FROM keyword, this tutorial shows how to query a SPARQL [...]
Simple SPARQL Tutorial: Using SUM and AVG
Building on the previous tutorial in the series and its discussion of the COUNT keyword, this tutorial explains several other mathematical functions of SPARQL queries. [...]
SPARQL 101
This lesson introduces the SPARQL query language, starting with simple queries. Future lessons will build on this material with more advanced SPARQL concepts.URL: http://www.cambridgesemantics.com/semantic-university/sparql-101Keywords: SPARQL [...]
Simple SPARQL Tutorial: Using the UNION Keyword
Tutorial showing how to modify a query to combine the results of two separate graph patterns (or conditions) using the UNION keyword. The topic is [...]
Simple SPARQL Tutorial: Understanding Named Graphs
This tutorial explains how when uploading many RDF datasets using a tool such as Fuseki, they can be merged into one Default Graph. This also [...]
Simple SPARQL Tutorial: Querying Named Graphs – using NAMED GRAPH and GRAPH
Continuing the discussion of Named Graphs from the previous tutorial in the series, this tutorial discusses the functionality provided by using URIs to name graphs. [...]
Simple SPARQL Tutorial: SPARQL Query … Multiple Conditions
Tutorial showing how to combine more than one condition within the WHERE clause of a SPARQL query.URL: https://www.youtube.com/watch?v=qtMMgSJmpc8Keywords: SPARQLAuthor: Sadawi, NoureddinDate created: 2014-03-03 07:00:00.000 Language: [...]
Simple SPARQL Tutorial: Apache Jena Fuseki Server (for Storing/Querying RDF data)
A tutorial showing how to download and use Fuseki, A SPARQL processor for Apache Jena. Similar topics continued on next video of series.URL: https://www.youtube.com/watch?v=5-UfFV5XmTIKeywords: Apache [...]
Simple SPARQL Tutorial: The ARQ Query Engine (for Querying RDF Data)
A tutorial showing how to use ARQ, A SPARQL processor for Apache Jena. Brief and to the point- similar topics continued on next video of [...]