Method and system for managing the lifetime of semantically-identified data

摘要

A method and system for managing the lifetime of semantically-identified data is provided.A graph data structure is maintained in storage of a computing device. The graph data structure has data items and relationships therebetween that are semantically identified. Lifetime information is stored in the storage. The lifetime information describes the period during which at least one of the data items in the graph data structure is valid.