MULTIMEDIA DATA BASE MANAGEMENT SYSTEM

PROBLEM TO BE SOLVED: To reuse past query results and specify a transfer destination device for contents of video, etc., as a query result when a query request is processed. SOLUTION: A data base server device 11 when retrieves an object in an object storage area as an object of retrieval at a data base query request stores identification information on the object in an area 1112, and generates and registers an object, including its query conditions and identification information for quoting the identification information on the object as a last query result in the area 1112, in an area 1128. A data base client device make a request to retrieve an object including conditions of a query which is already made and its query result according to information on new query conditions, and receives the query result which meets the past query conditions matching the new query conditions as a retrieval result.