As a new paradigm for data warehousing demanded by today's decision support community, DW 2.0 recognized the life cycle of data with it, that make metadata evolution mechanis...
Abstract. Perfectly rational decision-makers maximize expected utility, but crucially ignore the resource costs incurred when determining optimal actions. Here we employ an axiomat...
Abstract. We consider the problem of checking equivalence of conjunctive queries with inequalities under bag (multiset) semantics. The problem is known to be decidable in pspace an...
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 ...
Commercial tools are heavily used, relatively cheap, well maintained, and provide powerful functionalities. However, composing these tools in order to build larger applications ra...