%0 Journal Article %@ 1383-7133 %A Hermenegildo, Manuel V. %D 1997 %F upm:14276 %I Kluwer Academic Publishers %J The Constraints Journal %K Constraint programming, Implementation technology, Global analysis, Parallelism, Debugging, Visualization, Distributed programming, Global programming, Programación de restricciones, Tecnología de implementación, Análisis global, paralelismo, Depuración, Visualización, Programación distribuída, Programación global. %N 1 %P 63-69 %T Some challenges for constraint programming %U https://oa.upm.es/14276/ %V 2 %X We propose a number of challenges for future constraint programming systems, including improvements in implementation technology (using global analysis based optimization and parallelism), debugging facilities, and the extensión of the application domain to distributed, global programming. We also briefly discuss how we are exploring techniques to meet these challenges in the context of the development of the CIAO constraint logic programming system.