Category "sparql"

How can we use a python string variable in a SPARQL query?

I want to use python string variables in my SPARQL query without an IRI (for the sake of looping through a list of variables etc. I tried the code below but it

What is is the simplest way to setup a local rdf triple store with SPARQL endpoint?

For learning SPARQL it might be useful to have full control both over the query text and the data (RDF triples). While there are many public SPARQL endpoints av

How to run SPARQL queries in R (WBG Topical Taxonomy) without parallelization

I am an R user and I am interested to use the World Bank Group (WBG) Topical Taxonomy through SPARQL queries. This can be done directly on the API https://vocab

RuntimeWarning: unknown response content type 'text/html' returning raw response

I tried to use apache jena fuseki in my python code so I found this: https://sparqlwrapper.readthedocs.io/en/latest/main.html I followed the first example and h

AWS Neptune FTS returns IOException on every federated queries to OpenSearch

I am trying to implement full text search on AWS Neptune (engine 1.0.4.2) with AWS OpenSearch. A GET amazon_neptune/_search on OpenSearch returns: { "took": 5

SPARQL: Variable must be included in group by clause

For every sosa:FeatureOfInterest (room), get the lowest temperature per day from the associated sensors for that room. There are 100 rooms. Each room has 3 sens

Executing SPARQL queries with the wikibaseintegrator package on a local Wikibase instance

I'm attempting to run a SPARQL query using the Python package wikibaseintegrator (version 0.10.0). The program is written as follows: from wikibaseintegrator.wb

HTTPS connection with RDFLib

I am using Python and the RDFLib library and I want to perform an HTTPS connection to a SPARQL endpoint such as Amazon Nepute (HTTPS is mandatory) and perform a

Other Categories