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VLDB
2001
ACM
151views Database» more  VLDB 2001»
16 years 7 months ago
Approximate query mapping: Accounting for translation closeness
Abstract In this paper we present a mechanism for approximately translating Boolean query constraints across heterogeneous information sources. Achieving the best translation is ch...
Kevin Chen-Chuan Chang, Hector Garcia-Molina
SIGMOD
2007
ACM
157views Database» more  SIGMOD 2007»
16 years 7 months ago
Compiling mappings to bridge applications and databases
Translating data and data access operations between applications and databases is a longstanding data management problem. We present a novel approach to this problem, in which the...
Sergey Melnik, Atul Adya, Philip A. Bernstein
ICDE
2010
IEEE
212views Database» more  ICDE 2010»
16 years 7 months ago
ViewJoin: Efficient View-based Evaluation of Tree Pattern Queries
A fundamental problem in XML query processing is tree pattern query (TPQ) matching which computes all data instances in an XML database that match an input TPQ. There is a lot of r...
Ding Chen, Chee-Yong Chan
FOSSACS
2009
Springer
16 years 2 months ago
Reactive Systems, Barbed Semantics, and the Mobile Ambients
Reactive systems, proposed by Leifer and Milner, represent a meta-framework aimed at deriving behavioral congruences for those specification formalisms whose operational semantics...
Filippo Bonchi, Fabio Gadducci, Giacoma Valentina ...
FOSSACS
2009
Springer
16 years 2 months ago
On Global Model Checking Trees Generated by Higher-Order Recursion Schemes
Higher-order recursion schemes are systems of rewrite rules on typed non-terminal symbols, which can be used to define infinite trees. The Global Modal Mu-Calculus Model Checking...
Christopher Broadbent, C.-H. Luke Ong