With the increasing importance of the World Wide Web as an information source, there is a growing interest for integration of Web and database technology. Several Web query languag...
Abstract. We present a new constraint system called INES. Its constraints are conjunctions of inclusions t1 t2 between rst-order terms (without set operators) which are interpreted...
This paper presents a type system which guarantees that well-typed programs in a procedural programming language satisfy a noninterference security property. With all program input...
We have implemented a set of computational physics codes on a network of IBM RS/6000 workstations used as a distributed parallel computer. We compare the performance of the codes ...
In applications like nancial trading, scheduling, manufacturing and process control, time based predicates in queries and rules are very important. There is also a need to dene ...