Electronic information division storage processing method and apparatus, electronic information division restoration processing method and apparatus and their programs

摘要

PROBLEM TO BE SOLVED: To provide an electronic information saving method and apparatus that can implement fast saving by reducing file opening and closing when saving electronic information segmentally.;SOLUTION: When electronic information is saved, the electronic information is reversibly divided/converted (S8) and the generated divided data are saved as part of meaningless data strings in distributed files (S10). In the saving of the divided data, all the distributed files to be saved are opened to save the divided data, and the opened distributed files are closed at once after all the divided data are saved.;COPYRIGHT: (C)2009,JPO&INPIT