This paper introduces a formalism to describe the needs and preferences of database users. Because of the precise formulation of these concepts, we have found an automatic and ver...
algorithms as networks of modules. The data flow architecture is popular because of the flexibility of mixing calculation modules with display modules, and because of its easy grap...
William L. Hibbard, Charles R. Dyer, Brian E. Paul
Process-centered software engineering environments, such as Arcadia, impose a variety of requirements on database technology that to date have not been well supported by available...
The underlying model of distributed systems is that of loosely coupled components r running in parallel and communicating by message passing. Description, construction and evoluti...
We define a simple collection of operations for creating and manipulating record structures, where records are intended as finite associations of values to labels. A second-order ...