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PVLDB
2010
122views more  PVLDB 2010»
15 years 3 months ago
From a Stream of Relational Queries to Distributed Stream Processing
Applications from several domains are now being written to process live data originating from hardware and softwarebased streaming sources. Many of these applications have been wr...
Qiong Zou, Huayong Wang, Robert Soulé, Mart...
120
Voted
XIMEP
2005
ACM
126views Database» more  XIMEP 2005»
15 years 10 months ago
Purely Relational FLWORs
We report on a compilation procedure that derives relational algebra plans from arbitrarily nested XQuery FLWOR blocks. While recent research was able to develop relational encodi...
Torsten Grust
DEXAW
2008
IEEE
185views Database» more  DEXAW 2008»
15 years 11 months ago
Axiom-Based Feedback Cycle for Relation Extraction in Ontology Learning from Text
—The ontology learning from text cycle consists of the consecutive phases of term, synonym, concept, taxonomy and relation extraction. In this paper, a proposal towards the unsup...
Witold Abramowicz, Maria Vargas-Vera, Marek Wisnie...
167
Voted
VLDB
2001
ACM
113views Database» more  VLDB 2001»
15 years 9 months ago
Querying XML Views of Relational Data
XML has emerged as the standard data exchange format for Internet-based business applications. This has created the need to publish existing business data, stored in relational da...
Jayavel Shanmugasundaram, Jerry Kiernan, Eugene J....
131
Voted
PODS
1999
ACM
89views Database» more  PODS 1999»
15 years 9 months ago
Type Inference in the Polymorphic Relational Algebra
We give a polymorphic account of the relational algebra. We introduce a formalism of \type formulas" speci cally tuned for relational algebra expressions, and present an algo...
Jan Van den Bussche, Emmanuel Waller