A back arrow icon.

RDFox Glossary

Connect the dots
Share to your network

Existential rules

An extension of Datalog rules, where variables in the consequent part of the rule (the rule head) can be quantified using an existential quantifier.

‍

Related Questions
FAQ icon.
What is Datalog?
Small right arrow dark - icon.
FAQ icon.
What kind of rules can I write in RDFox?
Small right arrow dark - icon.
FAQ icon.
What is a rule?
Small right arrow dark - icon.
FAQ icon.
What is Semantic Reasoning?
Small right arrow dark - icon.
FAQ icon.
What is SHACL?
Small right arrow dark - icon.
FAQ icon.
What is semantic inference?
Small right arrow dark - icon.
FAQ icon.
What is RDF?
Small right arrow dark - icon.
FAQ icon.
What is negation as failure?
Small right arrow dark - icon.
FAQ icon.
What is materialisation?
Small right arrow dark - icon.
FAQ icon.
What is OWL?
Small right arrow dark - icon.
FAQ icon.
What is backwards chaining?
Small right arrow dark - icon.
FAQ icon.
Data relationships in a graph
Small right arrow dark - icon.
FAQ icon.
What is Faceted Search?
Small right arrow dark - icon.
FAQ icon.
What is an Ontology?
Small right arrow dark - icon.
FAQ icon.
What is an IRI? (What does IRI mean?)
Small right arrow dark - icon.
FAQ icon.
What is SPARQL?
Small right arrow dark - icon.
FAQ icon.
What is a ttl file?
Small right arrow dark - icon.
FAQ icon.
What is the Google Knowledge Graph?
Small right arrow dark - icon.
FAQ icon.
What is a triple?
Small right arrow dark - icon.
FAQ icon.
What is a Property Path?
Small right arrow dark - icon.
FAQ icon.
What is a labeled property graph?
Small right arrow dark - icon.
FAQ icon.
What is a Knowledge Graph?
Small right arrow dark - icon.
FAQ icon.
What is a graph model?
Small right arrow dark - icon.
FAQ icon.
Relational vs non-relational databases
Small right arrow dark - icon.
FAQ icon.
What is a graph explorer?
Small right arrow dark - icon.
FAQ icon.
How to query a graph database
Small right arrow dark - icon.
FAQ icon.
What is a blank node?
Small right arrow dark - icon.
FAQ icon.
What is a graph database?
Small right arrow dark - icon.
FAQ icon.
How to build a knowledge graph?
Small right arrow dark - icon.
FAQ icon.
What is w3c? What are the w3c standards? Why do they matter?
Small right arrow dark - icon.
FAQ icon.
Why use a graph database?
Small right arrow dark - icon.
FAQ icon.
What is a named graph?
Small right arrow dark - icon.
FAQ icon.
What is a constraint?
Small right arrow dark - icon.
Down arrow icon.
Show more
Latest
Blog
News
Events & Webinars
Business Article
From Ambiguity to Precision: How Can Chatbots Be Smarter?
Technical Article
Assessing credit card risk with RDFox rules
Technical Article
NIRAS and RDFox, Constructing Solutions with Knowledge Graphs and Reasoning
Technical Article
Who is the best F1 driver of all time? Use RDFox to find out!
Unlock the power in your data with RDFox.
Get started for free
RDFox
Why RDFox?
Free trial
Resources
Resources Hub
Blog
News
Events
FAQs
White papers
Patents
Glossary
Developers
Documentation
Download Centre
Getting Started Guide
Company
About Us
Leadership
Careers
Partners
Contact Us
Built in Oxford, UK. | Copyright © 2023 Oxford Semantic Technologies. All rights reserved.
| Privacy | Terms
|