ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,487,973, issued on Dec. 2, was assigned to HITACHI LTD. (Tokyo).
"Update method and database update apparatus" was invented by Yoshiki Kurokawa (Tokyo), Toshihiko Kashiyama (Tokyo), Norifumi Nishikawa (Tokyo), Mayuko Ozawa (Tokyo) and Kazuhiko Mogi (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "An update method in which a computer updates data stored in a first storage device by copying a plurality of files stored in the first storage device to a second storage device and writing the files updated in the second storage device back to the first storage device, the plurality of files constituting a part of a database. The update method includes a qu...