Guest Editors' Introduction; J.F. Naughton, G. Weikum. Consistency Algorithms for Multi-Source Warehouse View Maintenance; Yue Zhuge, et al. Distributed Multi-Level Recovery in Main-Memory Databases; R. Tastogi, et al. Capabilities-Based Query Rewriting in Mediator Systems; Y. Papakonstantinou, et al.
Electronic data processing -- Distributed processing.