Resources
http://www.w3.org/Submission/RDQL/ RDQL - A Query Language for RDF
http://jena.hpl.hp.com/2003/07/query/rdql-tests-jena-2.0.zip Test suite for the Jena implementation of RDQL.
http://jena.hpl.hp.com/2003/07/query/RDQL A URI for the Jena implementation of the language
References
"http://www-uk.hpl.hp.com/people/afs/Papers/ISWC%202002%20-%20SquishQL.htm Three Implementations of SquishQL, a Simple RDF Query Language", Libby Miller, Andy Seaborne, Alberto Reggiori; ISWC2002
"http://www.w3.org/2001/11/13-RDF-Query-Rules/ RDF Query and Rules: A Framework and Survey", Eric Prud'hommeaux
"http://rdfstore.sourceforge.net/2002/06/24/rdf-query/ RDF Query and Rule languages Use Cases and Example", Alberto Reggiori, Andy Seaborne
http://www.hpl.hp.com/semweb/doc/tutorial/RDQL/index.html RDQL Tutorial for Jena (in the http://www.hpl.hp.com/semweb/doc/tutorial/RDQL/index.html Jena tutorial).
http://jena.sourceforge.net/doc/RDQL/rdql_grammar.html RDQL BNF from Jena
http://www.w3.org/TandS/QL/QL98/pp/enabling.html Enabling Inference, R.V. Guha, Ora Lassila, Eric Miller, Dan Brickley
- N-Triples
"http://www.w3.org/TR/vcard-rdf Representing vCard Objects in RDF/XML", Renato Iannella, W3C Note.
내용 분석
- RDF 모델은 그래프이다. (트리플 집합 set of triples으로 표현)
RDQL은 그래프 패턴 graph pattern으로 구성되었다. (트리플 패턴 목록 list of triple patterns으로 표현)
RDQL 질의는 RDF 그래프를 순수하게 데이터로써 취급한다.
RDQL은 inferred triple과 ground triple을 구별하지 않는다.