DISCOVERY WEB SERVICE

1 . An arrangement for identifying a data model of at least one service, whereas the arrangement comprises a discovery service which comprises storage means

for storing data models of the at least one service and

for storing a relationship between the data models,

and whereas the arrangement comprises inspection means

for gathering data models of a new service,

the arrangement being whereby

means for establishing relationships between the data models of the new service and data models of the at least one service.

2 . The arrangement according to claim 1 , wherein said discovery means is adapted to associate a transformation of data types to a relation.

3 . The arrangement according to claim 1 , wherein said discovery means comprises a reasoner adapted to support the automatic deduction of new relationships between service data models based on previously established relationships and semantic descriptions of the service.

4 . The arrangement according to claim 1 , whereby comprising synchronization means for automatically identifying redundant data based on the data models of the at least one service and the relationship between the data models.

5 . A data federation method for identifying a data model of at least one service, comprising the steps of

inspecting a new service and deriving a data model of the new service

whereby the steps of

establishing a relationship between the data models of the at least one service and the data model of the new service, and

providing the data models of these services and the relationship between the data models.

6 . A computer software product whereby comprising programming means for performing the data federation method according to claim 5 .