Patent ID: 7113939

Claim:
A method of searching for data in heterogeneous data sources with a computer system, the method comprising: receiving a reciuest for data at a given federated data source; and from the given federated data source, retrieving data from a plurality of datastores, including: data from one or more terminal data repositories, data, with a schema conceptual view of the data, from one or more other federated data sources, and data, without a schema conceptual view of the data, from one or more search gateway data sources; the given federated data source providing a unified schema conceptual view of: (a) the data from the plurality of datastores, (b) the data from the terminal data repositories, and (c) the data and schema conceptual view from the other federated data sources, wherein said one or more search gateway data sources is a Domino Extended Search (DES).