Conjunctive queries over trees

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Authors:	Georg Gottlob	Oxford University, Oxford, United Kingdom
	Christoph Koch	Universität des Saarlandes, Saarbrücken, Germany
	Klaus U. Schulz	Ludwig-Maximilians-Universität München, Munich, Germany

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Journal of the ACM (JACM) JACM Homepage archive

Volume 53 Issue 2, March 2006
ACM New York, NY, USA
table of contents doi>10.1145/1131342.1131345

	2006 Article
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Tags: algorithms complexity computations on discrete structures conjunctive queries expressiveness languages markup languages query languages query processing reducibility and completeness succinctness theory trees trees xml