QUETSAL: A Query Federation Suite for SPARQL

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QUETSAL is a SPARQL endpoint federation engine for federated SPARQL query processing

Issues Source Code

Logo QUETSAL

QUETSAL is an upcoming SPARQL endpoint federation suit which will integrate HiBISCUS, DAW, and CostFed.

Following are the relevant AKSW projects to QUETSAL.

  • HiBISCuS- A hypergraph based source selection for SPARQL endpoints federation.
  • DAW- DAW: Duplicate-AWare Federated Query Processing over the Web of Data
  • CostFed- CostFed: Cost-Based Query Optimization for SPARQL Endpoint Federation
  • TopFed- Cancer Genome Atlas (TCGA) tailored federated query processing and linking to Linked Open Data (LOD) Cloud.
  • LargeRDFBench- A billion triples benchmark for SPARQL Endpoint Federation.

Project Team

Publications

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News

DBpedia Day @ SEMANTiCS 2022 ( 2022-08-08T11:24:02+02:00 by Julia Holze)

2022-08-08T11:24:02+02:00 by Julia Holze

We are happy to announce that we are partnering again with the SEMANTiCS Conference which will host this year’s DBpedia Day on September 13, 2022. Read more about "DBpedia Day @ SEMANTiCS 2022"

DBpedia Knowledge Engineering PhD Symposium ( 2022-05-02T16:59:37+02:00 by Julia Holze)

2022-05-02T16:59:37+02:00 by Julia Holze

Dear all,  We are excited to invite you to the 1st DBpedia Knowledge Engineering PhD Symposium, organized on July 6th, 2022 in Leipzig, Germany. Read more about "DBpedia Knowledge Engineering PhD Symposium"

Tutorial @ Knowledge Graph Conference 2022 ( 2022-04-25T12:24:06+02:00 by Julia Holze)

2022-04-25T12:24:06+02:00 by Julia Holze

On May 2, 2022 we will organize a tutorial 2.0 at the Knowledge Graph Conference (KGC) 2022. Read more about "Tutorial @ Knowledge Graph Conference 2022"

International Workshop on Data-driven Resilience Research 2022 ( 2022-04-21T14:43:27+02:00 by Julia Holze)

2022-04-21T14:43:27+02:00 by Julia Holze

In the face of continuously changing contextual conditions and ubiquitous disruptive crisis events, the concept of resilience refers to some of the most urgent, challenging, and interesting issues of nowadays society. Read more about "International Workshop on Data-driven Resilience Research 2022"

DBpedia @ Google Summer of Code Program 2022 ( 2022-03-23T14:26:48+01:00 by Julia Holze)

2022-03-23T14:26:48+01:00 by Julia Holze

DBpedia, one of InfAI’s community projects, will be part of the 11th Google Summer of Code (GSoC) program. The GSoC program has the goal to bring students from all over the globe into open source software development. Read more about "DBpedia @ Google Summer of Code Program 2022"