For each publication instance, the retention period for consumed data starts if all the subscribers have either successfully consumed or discarded the data. That is, after all the events that are associated with the publication instance are either in a Complete or in a Discarded event status. If all the subscribers consume or discard the data,

Data Integration Hub

stores the consumed data in the publication repository until the retention period for consumed data expires, and then deletes the consumed data from the publication repository.

Data Integration Hub

stores unconsumed data in the publication repository until the retention period for unconsumed data expires, and then deletes the unconsumed data from the publication repository.