Patent ID: 8190646

Claim:
A method comprising: providing a first entity type by associating data relating to an entity from a plurality of databases to represent a comprehensive state of the entity; providing at least one link between the first entity type and one or more related or associated entity types; subscribing at least one enterprise system subscriber to at least one of: the first entity type and the one or more related or associated entity types; and propagating a change to data relating to the entity between linked entity types in an active associative object model (AOM) accessible by a subscribing system and a publishing system in an enterprise, wherein the change propagates through the AOM by virtue of reference to a point of change such that the at least one enterprise system subscriber subscribed with the at least one of: the first entity type and the one or more related or associated entity types can observe the change; and the at least one system subscriber is a member of at least one of the subscribing system and the publishing system, and the at least one system subscriber generates the change to the data.