Patent ID: 7043727

Claim:
A computer implemented method for preparing to distribute data to be extracted from a data store to a plurality of clients, the method comprising: storing in a table as primary requests one or more client requests for periodic updates of data to be extracted from the data store according to one or more first filters; for an additional client request for periodic updates of data to be extracted from the data store according to one or more second filters, comparing the additional client request to the primary requests stored in the table to determine whether the one or more second filters in the additional client request matches the one or more first filters of one of the stored primary requests; if the one or more second filters of the additional client request matches the one or more first filters of a particular stored primary request, storing data identifying the additional client request in the table as a secondary request associated with the particular stored primary request; and if the one or more second filters of the additional client request does not match the one or more first filters of any of the stored primary requests, storing the additional client request in the table as an additional primary request, periodically extracting data updates from the data store in accordance with the one or more first filters in a stored primary request; and distributing the extracted data updates to the stored primary request and an associated secondary request.