RDB2RDF Plugin: Relational Databases to RDF ... - Semantic Scholar
Recommend Documents
Oct 5, 2015 - speeds between MongoDB as NoSQL database and MySQL as relational ... Keywords: MongoDB, MySQL, NoSQL databases, performance ...
:hasId (for identifying codes that are considered worth preserving). â :hasFlag (for tags or indicators that are attached to records). â :hasEvent. â :hasPatient.
tools that allow direct access to relational data from OWL applications. .... Plugin: An Open Development Environment for Semantic Web applications Proc.
multi-center induced subgraph of the database graph GD. Here, V is a union of ... mined by knodes, Vl, which we call the core of the community, and denote it as ...
Phyllis York. Hentry York. Alice Cooper. 123 Abc St. 123 Abc St. 456 Xyz St. Portland. Portland. Eugene. 97206. 97206. 97403. (a) In third normal form (3NF).
Smith v10 v11. IE. White. Figure 2: A representative instance. Employee Manager. John. Smith. Figure 3: A total projection of the representative instance. 4 ...
wrapper system which enables Semantic Web applications to access and query data ... nities to build up the next generation Web. Despite its sophisticated ...
Nov 21, 2013 - Queries on the RDF graph are answered with ... Allows dumping relational database contents as ... An open-source R2RML implementation.
Relational DataBases (RDBs) have been applied in a number of areas and ... tional database applications are based on traditional Database Management ...
on-the-fly with RDF-QL. Cristian P ... the relevant parts of the query are once again parsed using an own ... RDQL and SPARQL, we again refer to [5] and [7]. 3.
emerge from the disposal of their contents as Linked Open Data (LOD). This leads more and ... data is exported in an RDF graph leaving the source unaltered.
The common motivation of converting schemas is to superimpose an object model on a relational model. Primary keys and foreign keys based on an inclusion.
embedded in the relational database structure (schema). In addition, linking .... (Named Entity and numeric data), whereas the former is based on Named-Entity ...
We used Twinkle[16] which is a SPARQL query engine for querying generated ontologies, thus, ... previous query, the result returned by Twinkle is as follows:.
Key words: RDF, relational database, RDB2RDF, mapping algorithm, cultural heritage .... moving the database primary key attribute (siteNo in Fig. 1) into the ...
Renzo Angles. • Marcelo Arenas. • Carlos Hurtado. • Sergio Muñoz. • Jorge Pérez. Joint Work With. C. Gutierrez – Foundations of RDF Databases - ESWC 2008 ...
been available for two decades, at the beginning in the form of hierarchical and network ... Solving this problem, we can test whether two given sets of depend- encies are .... of functions from domain names in domains. This point of view .... V-x1V-
Consider pattern expression (P1 OPT P2) and let µ1 be a mapping in [P1]G. ..... What is unnatural about graph pattern P is the fact that (?X, email, ?Z) is.
Web requires the inclusion of large quantities of data stored in relational databases (RDB). The RDF graph generation from RDB has been the focus of research ...
ductive query language extending SQL, with the goal of supporting the whole knowledge ..... up, the focus of SQL Server is on prediction, whereas the focus of SINDBAD is on transforming the data ... prediction by gene expression monitoring.
advantages of the extended natural join and recursive join for e cient data ... Product = (prodname, Warranty(premium, country, w-period), Composition(c-name,.
to infer secrets without any violation of a given access control policy. For this purpose, we ..... In this case we think of the variables in the generalized tuple as the ...
The web site is also your source of the newest tutorial ... mation system (GIS), or
geospatial analysis, soft- ... The primary database management utility is avail-.
dition to query answering, the system translates 40,000 database facts from ..... perform database integration using custom SQL wrappers and an inference ...
RDB2RDF Plugin: Relational Databases to RDF ... - Semantic Scholar
commercial and open source databases, including SQLServer,. Postgres .... Automation. Mapping ... âBest Buy jump starts data web marketingâ. Available at ...
RDB2RDF Plugin: Relational Databases to RDF plugin for Eclipse !"#$%&'(&)*+*,&&
