A database model that is a directed hypergraph is described in the context of an application to the telephone plant. There is particular emphasis on the fidelity of the application model to the “real world,” information hiding by modules, transaction concurrency, names of inventoried objects, and pending. Pending refers to the maintenance of a tree of possible future states of the inventory.
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.