Uses CONSTRUCT to extract and transform results into a single RDF graph specified by a graph template.
Tarql: SPARQL for Tables
Tarql is a command-line tool for converting CSV files to RDF using SPARQL 1.1 syntax. In short, a CSV file’s contents are input into a [...]
Using the Convert CSV to RDF ingest tool
This guide will walk through the use of the Convert CSV to RDF tool, a semi-automated method of converting comma separated or tab separated text [...]
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 [...]
Pulling SKOS "prefLabel" and "altLabel" Values Out of DBpedia
In this blog post, the author proposes that DBpedia may be the best source of reusable URIs when one is seeking to describe entities in [...]
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 [...]
Rich Export SPARQL Queries
The VIVO "rich export" functionality was developed by Stella Mitchell to provide a means of executing one or more pre-defined queries via a URL within [...]
MarkLogic: SPARQL and XQuery together
This exercise covers the use of SPARQL and XQuery together in a few different ways. This involves running a series of queries on the BBC [...]
SPARQL in 11 minutes
This video serves as an introduction to the W3C query language for RDF, SPARQL. Before explaining SPARQL queries themselves, a brief discussion of Linked Data [...]
Linked Data Patterns
This resource is a pattern catalogue for modelling, publishing, and consuming Linked Data which adopts a tried and tested means of communicating knowledge and experience [...]
Module 2: Querying Linked Data
This module looks in detail at SPARQL and introduces approaches for querying and updating semantic data. It covers the SPARQL algebra, the SPARQL protocol, and [...]