The invention concerns a method of processing a request for obtaining multimedia digital data, said request having a number of descriptors characterizing it, characterized in that said method has the following steps: analysis of the descriptors characterizing the request being processed; comparison of the result of the analysis with the descriptors of other requests processed earlier; according to the result of the comparison, a decision as regards knowing whether the request being processed is: identical to a request processed earlier, in the sense that the two requests have the same request descriptors; similar to a request processed earlier, in the sense that the two requests have at least one request descriptor in common; new compared with the requests processed earlier.