1. A method for identifying related transaction records from a database storing transaction records for multiple entities, the method comprising: retrieving a plurality of transaction record sets, wherein each transaction record set includes one or more of the transaction records sharing a common attribute value; receiving a selection of or selecting an exemplar record set, wherein the exemplar record set comprises a plurality of the transaction records associated with a first entity; for each of the plurality of transaction record sets: determining a probability that the transaction record set stores transaction records associated with the first entity, and upon determining the probability exceeds a threshold, resolving the transaction record set as storing transaction records associated with the first entity.