Interacting with RDF data
An Introduction to RDF and the Jena API
This is a tutorial introduction to both W3C's Resource Description Framework (RDF) and Jena, a Java API for RDF. It is written for the programmer [...]
Exploring LOGD Metadata with SPARQL Queries
This tutorial shows how to use SPARQL queries to explore LOGD metadata to answer questions on the TWC LOGD Portal The following queries can be [...]
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: 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: 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 [...]
An Introduction to RDF Schema
This slide presentation discusses RDF Schema, including classes, sub-classes, and instances. Concepts such as domain and range, datatypes and literals, labels and comments are also [...]
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 [...]
SPARQL Tutorial: Filters
This brief tutorial discusses how graph matching allows patterns in a graph to be found. This section describes how the values in a solution can [...]
Simple SPARQL Tutorial: Easy to Read SPARQL Query Results
The creator of this video attempts to show us how to "think" in SPARQL by breaking down the results of one simple query and explaining [...]
Simple SPARQL Tutorial: Assigning Values, String Functions .. more on Subqueries
Building on previous tutorials in the series, this tutorial quickly reviews how to bind properties to variables, then moves on to showing how string functions [...]