INFORMATION PROCESSING METHOD, INFORMATION PROCESSING PROGRAM, AND DATASTREAM PROCESSING SYSTEM

An information processing method by performing a computer, the information processing method includes accepting a query including first information for specifying a target period and a condition for extracting a processing result, selecting, based on the query, a processing unit that has a processing result updated in the target period from among a plurality of the processing units included in the stream processing infrastructure by referring to correspondence information representing, in association with each other, second information indicating each of the plurality of the processing units and third information indicating a timing of a last update of a processing result by the processing unit, and transmitting, to the selected processing unit, a request to execute a predetermined process on the processing result that has updated in the target period and satisfies the condition.