Showing posts with label sparql. Show all posts
Showing posts with label sparql. Show all posts
2017-06-17

What I would like to see in SPARQL 1.2

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SPARQL 1.1 is now 4 years old. While considered by many as a thing of timeless beauty, developers are a fickle folk, and so they already st...
2017-02-05

Publishing temporal RDF data as create/delete event streams

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Today I wondered about publishing temporal data as create/delete event streams. The events can be replayed by a database to produce state va...
2016-10-06

Basic fusion of RDF data in SPARQL

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A need to fuse data often arises when you combine multiple datasets. The combined datasets may contain descriptions of the same things that ...
2016-06-28

On generating SPARQL

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The question how to generate SPARQL comes so often in my work that I figured I attempt a summary of the different approaches that answer thi...
3 comments:
2015-05-02

Curling SPARQL HTTP Graph Store protocol

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SPARQL HTTP Graph Store protocol provides a way of manipulating RDF graphs via HTTP. Unlike SPARQL Update it does not allow you to work wi...
5 comments:
2012-11-22

Sampling CSV headers from the Data Hub

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Recently, I decided to check how useful column headers in typical CSV files are. My hunch was that in many cases columns would be labelled a...
1 comment:
2012-10-15

How linked data improves recall via data integration

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Linked data is an approach that materializes relationships in between resources described in data. It makes implicit relationships explicit...