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Uses FILTER to formulates queries that eliminate solutions from a result set.

SPARQL and Linked Data Homework Exercises

This document contains several "written" and "electronic" homework questions originally from the course "Semantic Web Topics" at LeHigh University. They include: Write a series of [...]

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By |January 20th, 2017|Comments Off on SPARQL and Linked Data Homework Exercises

SPARQL: Using Operators Tutorial and Quiz

This slide tutorial focuses on using various operators in SPARQL queries. Several examples are provided which include the RDF data being queried, the SPARQL query [...]

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By |November 23rd, 2016|Comments Off on SPARQL: Using Operators Tutorial and Quiz

SPARQL: Using DESCRIBE and CONSTRUCT Tutorial and Quiz

This slide tutorial focuses on using DESCRIBE and CONSTRUCT in SPARQL queries, but also includes other basic operators. Several examples are provided which include the [...]

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By |November 23rd, 2016|Comments Off on SPARQL: Using DESCRIBE and CONSTRUCT Tutorial and Quiz

SPARQL: Using ASK Tutorial and Quiz

This slide tutorial focuses on using ASK in SPARQL queries, but also includes other basic operators. Several examples are provided which include the RDF data [...]

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By |November 23rd, 2016|Comments Off on SPARQL: Using ASK Tutorial and Quiz

SPARQL: Using SELECT Tutorial and Quiz

This slide tutorial focuses on using SELECT in SPARQL queries, but also includes other basic operators. Several examples are provided which include the RDF data [...]

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By |November 23rd, 2016|Comments Off on SPARQL: Using SELECT Tutorial and Quiz

DBPedia SPARQL Endpoint Exercises

This slide tutorial teaches the user how to form SPARQL queries to answer various questions of interest and retrieve results from DBpedia's SPARQL endpoint. In [...]

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By |November 23rd, 2016|Comments Off on DBPedia SPARQL Endpoint Exercises

Using DBPedia

A brief video on DBPedia and SPARQL. Demonstrates how to query DBPedia for useful/interesting questions. Shows not just how to construct SPARQL queries, but also [...]

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By |August 13th, 2015|0 Comments

SPARQL Tutorial: Alternatives in a Pattern

This brief tutorial shows that another way of dealing with the semi-structured nature of RDF data is to query for one of a number of [...]

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By |August 13th, 2015|0 Comments

Apache Jena Tutorial: Using SPARQL with Jena to Query RDF Document

This tutorial shows how to use integrated Apache Jena objects to query a RDF document using SPARQL. Shows how to use several SPARQL keywords. Also [...]

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By |August 13th, 2015|0 Comments

SPARQL Tutorial: Optional Information

This brief tutorial emphasizes that RDF is semi-structured data, which means that SPARQL has the ability to query for data but will fail when that [...]

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By |August 13th, 2015|0 Comments