STORAGE DEVICE, SERVER DEVICE, STORAGE SYSTEM, DATABASE DEVICE, PROVISION METHOD OF DATA, AND PROGRAM

摘要

In a storage device of one embodiment, a record acquisition unit acquires each of records stored in a plurality of database devices as a file containing items contained in the record. The items contained in the file includes first information for specifying a record, second information indicating a degree of newness of the record and third information for specifying a database device storing the record. The file has a file name able to be specified based on the first information. A storage unit stores the file. A receiving unit receives the first information contained in any of the records stored in the plurality of database devices. A retrieval unit retrieves from the storage unit a file specified based on the first information received by the receiving unit. A file transmitting unit transmits the file retrieved by the retrieval unit to the server device.