Patent ID: 7587390

Claim:
A system for searching a data set to identify data elements within said data set that meet user defined search criteria, the user defined search criteria including an origination location, a destination location, and a date of travel, the system comprising: a network file system server; a data search engine server communicating with the network file system server, said data search engine server including a data storage memory; a query distributor configured to send search queries to the data search engine server; and an old data set comprising status information and a new data set, comprising updated status information which reflects a change to the status information, stored on the network file system server in a manner such that said data search engine server may selectively access and transfer portions of the old data set and the new data set to the data storage memory of the data search engine server, where the data search engine server identifies data elements within the accessed portions of the old data set and the new data set that meet the user defined search criteria, wherein the status information includes air carrier fare and schedule data for flights between a plurality of origination and destination locations, and the portions of the old data set and the new data set accessed by the data search engine server comprise flight schedule and fare data for airline flights between the origination location and destination location on the date of travel specified in the user defined search criteria.