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Uses variables in SELECT and WHERE clauses to yield a table of results.

Ordnance Survey Linked Data: Combining Postcode and Spatial Queries

Building on previous blog posts, the author shows how to query and combine data from two different datasets. Although the datasets were published by the [...]

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By |January 15th, 2017|Comments Off on Ordnance Survey Linked Data: Combining Postcode and Spatial Queries

Ordnance Survey Linked Data: A Simple Postcode Query

This blog post shares give some simple examples of what can be done with the Code-Point(R) Open dataset, available as Linked Open Data (LOD). This [...]

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By |January 15th, 2017|Comments Off on Ordnance Survey Linked Data: A Simple Postcode Query

Ordnance Survey Linked Data: Simple SPARQL Example

This blog post shares how to retrieve several variables of data from the Ordnance Survey dataset, available as Linked Open Data (LOD). Includes SPARQL queries [...]

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By |January 15th, 2017|Comments Off on Ordnance Survey Linked Data: Simple SPARQL Example

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

MarkLogic: Introducing SPARQL

A brief tutorial on how to explore a previously loaded graph database using a SPARQL endpoint. Gives several examples of queries using DBpedia and BBC [...]

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By |January 19th, 2016|Comments Off on MarkLogic: Introducing SPARQL

MarkLogic: Next Steps

This is just one of several tutorials in a sequence, and they should be done in order to gain the most benefit. This final tutorial [...]

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By |January 19th, 2016|Comments Off on MarkLogic: Next Steps

Example SPARQL queries

This page, which contains SPARQL tools, tips, sample queries, is just starting out and the authors hope it can become a resource for useful snippets [...]

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By |January 16th, 2016|Comments Off on Example SPARQL queries

SPARQL Queries for Publications and Authors

This page contains SPARQL queries useful for finding information on authors and publications on VIVO. These query examples, if adapted, have other useful applications as [...]

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By |January 16th, 2016|Comments Off on SPARQL Queries for Publications and Authors

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 [...]

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By |January 16th, 2016|Comments Off on SPARQL in 11 minutes

Probing the SPARQL endpoint of data.gov.uk

In this blog post, the authors use a series of SPARQL queries to probe the content in the UK's data.gov. The techniques demonstrated can be [...]

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By |January 16th, 2016|Comments Off on Probing the SPARQL endpoint of data.gov.uk