Patent attributes
A data set subscription tracking and termination system may include a distribute module, a publisher and a plurality of subscribers. The distribute module may receive a publication registration to register a publication. The distribute module may receive a subscription registration to register a subscription to the publication. The publication registration and/or subscription registration may include metadata relating to the publication and/or subscription. A metadata store, included in the distribute module, may store the publication registration and/or the subscription registration. The publisher may change the publication. The change to the publication may include adding and/or deleting rows and/or columns to, or from, the publication. The publisher may notify the distribute module of publication. The distribute module may transmit an alert to all subscribers notifying them of the publication changes. The distribute module may also terminate subscriptions that only include data elements that are deleted from the publication.
