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AMW
2011
14 years 10 months ago
Subqueries in SPARQL
Subqueries are a poweful feature which allows to enforce reuse, composition, rewriting and optimization in a query language. In this paper we perform a comprehensive study of the i...
Renzo Angles, Claudio Gutierrez
ESOP
2011
Springer
14 years 10 months ago
Static Analysis of Run-Time Errors in Embedded Critical Parallel C Programs
We present a static analysis by Abstract Interpretation to check for run-time errors in parallel C programs. Following our work on Astr´ee, we focus on embedded critical programs ...
Antoine Miné
AOSD
2009
ACM
15 years 11 months ago
Semantic vs. syntactic compositions in aspect-oriented requirements engineering: an empirical study
Most current aspect composition mechanisms rely on syntactic references to the base modules or wildcard mechanisms quantifying over such syntactic references in pointcut expressio...
Ruzanna Chitchyan, Phil Greenwood, Américo ...
CIKM
2009
Springer
15 years 10 months ago
Semantic queries in databases: problems and challenges
Supporting semantic queries in relational databases is essential to many advanced applications. Recently, with the increasing use of ontology in various applications, the need for...
Lipyeow Lim, Haixun Wang, Min Wang
DOLAP
2008
ACM
15 years 9 months ago
Bridging the semantic gap in OLAP models: platform-independent queries
The development of data warehouses is based on a threestage process that starts specifying both the static and dynamic properties of on-line analytical processing (OLAP) applicati...
Jesús Pardillo, Jose-Norberto Mazón,...